[NCERT Exemplar; HOTS] All the questions are down with complete explanation and in simplified manner. Extra questions for Class 7 Science will build strong foundation for Class 7 science and higher clases. It is the male reproductive part of flower. 6. 1. Question 16. (b) Sexual reproduction When you keep food items like bread and fruits outside for a long time especially during the rainy season, you will observe a cottony growth on them. These ovules contain the female sex cells also called as egg cell. Spirogyra \s an alga which may breaks up into two or more …………… . When animals move to other places and rub their body with tree, etc., these seeds fall from their body and get dispersed.. The swollen bottom part at the base of pistil is called ovary. Question 1. Write how the following seeds are dispersed. (d) only two ovules (c) Mango and rose are two plants cultivated using vegetative propagation. True Spores are produced by fungi, ferns and mosses during unfavourable conditions. 6. These appear as the yellow powder like substance which is sticky in nature. (d) fertilisation Inside the ovary, the male gametes fuse with the female gametes present in the ovule to form a fertilised egg cell which is called zygote. It … (c) (ii) and (iii) Benefits of Seed Dispersals. These MCQ's are extremely critical for all CBSE students to score better marks. False, jasmine is grown by layering method of vegetative propagation. Vallisneria and Hydrilla. The mode of vegetative reproduction where scion and stock are used is called The odd one out is rice. Fungus, moss and fern reproduce by a common method of asexual reproduction. (ii) In this case, average speed is generally different from the actual speed. (Value Based Question] Answer: Become our . What is a bud? Answer: (c) It is asexual method of reproduction. Question 1. Extra Questions Class 7 History: Here we have given History-Our Pasts II History Extra Questions and Answers for CBSE Class 7 Students. The tip of the branch is kept above the ground. Explain the process of reproduction in plants, involving the fusion of cells from male and female parts of a flower. Pistil is also called as carpel. (iv) Pistil It is the female reproductive part of a flower that lies in the centre of a flower. Flowers usually have a number of stamens in it. [HOTS] Asexual reproduction in yeast takes place by budding. Question 5. Answer: MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. (a) Seeds with wings Answer: The …………… is the male reproductive part of flower while …………… is the female reproductive part of a flower. The ovary produces ovule which contains the female gametes or egg cell. The cells which result after …………… of the gametes is called …………… . Therefore, these are dispersed through animals. (b) Cotton Some flowers have both, the male and female parts on them so they are called bisexual flowers. (a) A flower is the reproductive part of plant which helps in sexual reproduction. (a) Which of these plants have unisexual flowers? It has winged seed which are light in weight. (b) Buds Question 18. filament and anther. One of the benefits of seed dispersal is that it enables the plant to grow into new habitats for wider distribution and provides them with better chance of survival. Seed dispersal avoids overcrowding of young plants around their parent plants. Question 19. False, potato reproduces from ‘eyes’ which are buds present on its body. The process in which the male gamete fuses with female gamete to form a new cell (called zygote) is called fertilisation. (b) Cotton, Question 9. Question 21. Buds are small bulb-like projections of yeast cell. Lila observed that a pond with clear water was covered up with a green algae within a week. Answer: Extra Questions for Class 7 Science NCERT . How do the plants like sugarcane, potato and rose reproduce when they cannot produce seeds? (b) What does it shows? (b) Mango and rose are the two plants where this method of vegetative takes place. (b) The thread-like projections are called hyphae or mycelium. Describe the structure of a flower. He pulled each part of the flower and laid them on the chart paper in a sequence and named them W, X, Y, Z (from outer to inner whorl). Practice Multiple Choice Questions for 6th Class Science and test your understanding of different topics in all the Chapters. (a) Budding List the stepwise manner leading to formation of an embryo. Reproduction in Plants Class 7 Science Extra Questions Short Answer Type Questions Question 1. It is the female reproductive part of flower. Sometimes dispersal takes place by the explosion or bursting of fruits. Hope the information shared regarding the NCERT MCQ Questions for Class 7 Science Chapter 13 Motion and Time with Answers Pdf free download is true and genuine as far as our knowledge is concerned. (a) Ovules (c) Pollen His sister askes many questions related to flowers and Ravi answers her with all information he has. (c) cutting (a) Ovules, Fill in the Blanks The pollens are deposited on stigma and begins to germinate. (b) Yes, flower aids in both pollination and fertilisation. Question 3. Inside sepal the next whorl is X which is coloured and attractive part of the flower called petals. The NCERT Solutions for Chapter 13 of class 7 science are provided here, so that students can learn the chapter more efficiently. (h)-(iv) Name the method. Question 19. Answer: True (b) Which of these plants have bisexual flower? The zygote develops into an embryo which is a part of a seed that develops into a new plant. (b) How does the growth take place? Answer: [Value Based Question] Question 22. Give reason. Answer: Gardner showed them a plant and told them that this variety has been prepared by a method of vegetative propagation of stems. Answer: She stops as she forgets some names and Ravi noticing this comes to help her. Give the name of the plant. (ii) Seed NCERT Solutions for Class 7 Science. 4. eye If you feel any information regarding CBSE Class 7 Science Motion and Time MCQs Multiple Choice Questions with Answers is missing do reach us and we will look into it and add it accordingly. NCERT Solutions for Class 7 Civics Chapter 1 “On Equality” contains solutions to the exercises given in the “Social and Political Life – II”. (c)-(x) 2. Observe the following figure and answer the following questions. Answer: During aerobic respiration, carbon dioxide and water are released along with a large amount of energy. The following advantages of vegetative reproduction makes it a preferred method. (f)-(iii) (b) The bud is to a flower (d) Which type of reproduction does this organism shows? [NCERT Exemplar] The coconut fruits have a fibrous outer coat which enables them to float in water and carried away by flowing water to far off places. (b) Sugarcane True The top part of pistil is called stigma. NCERT Exemplar Class 7 Science is very important resource for students preparing for VII Board Examination.Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 7. Points To Remember; Very Short Q&A ; Short Q&A ; Long Q&A ; Chapter 3: Fibre to Fabric. (c) Is this a sexual or asexual mode of reproduction? The process of layering is commonly used in jasmine for reproduction. When these seeds fall down they starts growing. Education Franchise × Contact Us. The tip of pollen tube bursts and the male gamete comes out of the pollen tube. Answer: Respiration in Organisms Class 7 Extra Questions Science Chapter 10 Respiration in Organisms Class 7 Science Extra Questions Very Short Answer Type Questions. For Study plan details. Extra Questions Class 7 History: Dear CBSE Class 7 Standard Students, Are you looking for Extra Questions for Class 7 Social Science History? Which organism reproduce by budding? (c) Seed of Xanthium have numerous spines on them which gets attached to the fur of animals. Potato is an underground modified stem having bud called eyes, which sprout and develop into a new identical plant. The middle part of the pistil is tube-like structure called style which connects stigma to the ovary. (ii) Two plants are always essential The function of calyx is to protect the flower when it is in bud form. (c) Fragmentation, Question 4. Answer: Roots, stems and leaves are called …………… of a plant. Question 18. Hence, studying these Class 7 Science Chapter 10 Important Questions will broaden your knowledge and give excellent suggestions to follow. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. What is seed dispersal? (c) long and ridged fruits The pistil is surrounded by several stamens. The ovary makes ovules and stores them. हिंदी - बाल राम कथा. (b) population Motion and Time Class 7 Extra Questions Value Based (VBQs) Question 1. Here is the list of Extra Questions for Class 7 Science with Answers based on latest NCERT syllabus prescribed by CBSE. (a) budding The curriculum introduces you to new terminology and concepts, which will make you look forward to studying this chapter. In which part of flower does fertilisation occur? (a) The given figure is of ginger tuber. Name these parts of a flower. Fruits are developed from the ripened ovary. [HOTS] Question 13. Now make a table and describe the method of seed dispersal in these fruits as well as the part which helps in the seed dispersal. Potato reproduces from seeds. Question 7. (iii) The distance-time graph for non-uniform motion is a curved line. Answer: Also help him to tell which part produces male gamete and female gametes. (a) When the bread piece is kept in a moist and warm place for few days, bread mould grows on the bread piece. Academic Partner. 1. Answer: (a) Name the plant? Answer: ‘Spores’ as a means of asexual reproduction are used by which plants? If the filament of Spirogyra are broken into fragments, then each fragment will develop into a new plant. In this method, a mature branch of parent plant is bent down and covered with soil. (c) Seeds of Xanthium, Urena have spines and hooks on them, these hooks or spines are attached to the fur of the animal body. Pollen grains are present inside anthers for long time yet they do not die. Free PDF download of Important Questions with solutions for CBSE Class 7 Science Chapter 11 - Transportation in Animals and Plants prepared by expert Science teachers from latest edition of CBSE(NCERT) books. Thus, these are dispersed by wind. In the figure of a flower given below, label the parts whose functions are given below and give their names. [HOTS] 5. Chapter 5: Acids, Bases and Salts. (d) (A) Scion (B) Stock, Question 3. Question 14. What will you see? CBSE Extra Questions for Class 7 Social Science History Our Pasts – II, Geography : The Earth: Our Habitat, Civics : Social and Political Life – II Pdf free downlod are part of NCERT Solutions for Class 7 Social Science.Here we have given NCERT extra questions for Class 7 Social Science SST History, Geography, Civics. It is also called as sprout leaf plant. 7. male and female) on the same flower. This method is done in the plants that have long and slender branches, e.g. 2. Which of the following statements is/are true for sexual reproduction in plants? (c) Number of some flowers can either have male or female parts on them, these flowers are called unisexual. 7. light, wind, water Coconut is a large and heavy fruit. (d) Bread mould shows asexual mode of reproduction. (c) The leaves of Bryophyllum develops some buds in its margin or edges which grow into new plants, when buried in the soil. This solution contains questions, answers, images, explanations of the complete chapter 7 titled Weather, Climate and Adaptations of Animals to Climate Science taught in class 7. (i) Plants are obtained from seeds All the petals are together referred to as corolla. stigma, style and ovary. (ii) In this case, the average speed is same as the actual speed. The stalk of stamen is called filament and the swollen top of stamen is called anther. The Y is the inner whorl of flower called stamen. In 7th class, students are introduced to lots of new concepts which are essential to understand the topics that will be taught in class 8. 8. fusion, zygote. The four main parts of a flower are Name two plants in which pollination occurs by water. (d) Jasmine (c) (iii) and (iv) (c) one to many ovules Pollen grains have a tough protective coat which presents them from drying up. (c) Seed dispersed by animal. Contact us on below numbers. (ii) Petals These are the colourful and most attractive part of flower. What are the bulb-like projections forming in yeasts? These solutions are designed by expert teachers, according to the latest syllabus of the Central Board of Secondary Education. (b) Name two plants where this method of vegetative reproduction takes place. Write the male and female reproductive parts present on the flowers. Pollen grains. It consist of two parts, i.e. (d) Label the part of this plant? You can refer to NCERT Solutions for Class 7 Science Chapter 11 Transportation in Animals and Plants to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. The gardner approached them and asked about their choice of plant. Question 17. Transportation in Animals and Plants Class 7 MCQs Questions with Answers. The mode of dispersal of the seeds having following properties are as follows: Why is vegetative propagation a preferred method of asexual reproduction? (c) pollination Answer: Answer: (a) winged seeds Answer: Before starting preparing for Science by Solving Sample Papers, You should follow our step-by-step procedure in order to improve your performance in CBSE Board examination. Ria grew curious and asked some questions to gardner. (c) What is the other name of unisexual and bisexual flower? Banana forms from one parent only. 6. stamen, pistil The fusion of both the gametes will result into a fertilised egg cell which is also called as zygote. [NCERT Exemplar] Question 8. These are asexual reproducing bodies of yeast. (a) The seed of maple is dispersed by wind. Register online for Science tuition on … Name of fruits bearing plants Agents through which seeds are dispersd Parts or seeds which helps in dispersal. (b) Small and light seeds like seeds of grasses and cotton (having hairy growth) are also dispersed through wind. [HOTS] Place a piece of bread in a moist and warm place for few days. (b) large and hairy seeds Answers: jasmine. (e) These spores are present in the air and when favourable conditions arrive, the grow into new plants. (b) Bisexual flowers are rose, mustard, lady’s finger, Petunia, pea. Group the seeds given in figure (i) to (iii) according to their means of dispersion. It receives the pollen grains from the anther during pollination. Why is the process of reproduction necessary? (a) Which type of vegetative propagation has been shown in this figure? Your email address will not be published. Yes/No? What is meant by the term fertilisation? Question 1. Question 10. A total of 18 chapters are taught in Class 7 Science. (i) Sepals Question 14. Which among the following do not reproduce by vegetative reproduction? (d) (i) and (iv) (d)-(viii) Fragrance results from production of volatile chemicals which evaporate. Choose the correct answer: Question 1. Which one of the following is not a breed of sheep? 9. Here find Science Notes, assignments, concept maps and lots of study material for easy learning and understanding. (d) What values are observed in Ravi and his sister? Help the student to name the different parts of a flower. We have lots of study material written in easy language that is easy to follow. The seeds and their means of dispersal can be given as follows: 5. fragments (c) Money plant – Vegetative propagation. (a) Unisexual flowers are papaya, cucumber, com. (b) Yeast What are the end products of aerobic respiration. Question 9. 3. Answer: (i) If the speed of an object moving along a straight line keeps changing, then this type of motion is called non-uniform motion. These are flask-shaped structure which is made up of three parts, i.e. Answer: Access the MCQ Questions Quiz of 6th Class Science prepared by subject experts as per the latest NCERT Curriculum and Syllabus. Choose the correct answer: Question 1. (a) (i) and (iii), Question 7. Question 7. [NCERT Exemplar] Seeds of drumstick and maple are carried to long distances by wind because they possess [NCERT Exemplar] Branch can be used to grow a new rose plant. Explain the reason for the growth of these plants. Flowers have nectars that attract insects. Two individuals are needed for the sexual reproduction. These are scented and attract insects for pollination. Answer: (iii) Stamen It is a male reproductive organ of plant. (b) What are methods of producing new plants using stem? Here is the list of Extra Questions for Class 6 Science with Answers based on latest NCERT syllabus prescribed by CBSE. Multiple Choice Questions 3. When you keep food items like bread and fruits outside for a long time especially during the rainy season, you will observe a cottony growth on them. The ovaries of different flowers may contain . (b) many ovules (b) Flowers help in pollination and fertilisation. Explain how this process of layering is performed in jasmine. The ‘eye’ of the potato plant is what? (d) Maple You can refer to NCERT Solutions for Class 7 Science Chapter 10 Respiration in Organisms to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. After few days the roots are developed from the branch buried under the soil and develops into a new plant. It takes less time to grow and bear flower and fruits than those produced from seeds. (c) From where the new plants are developing? anther and filament. Answer: (c) Money plants Download CBSE Class 10 Science Extra Questions Answers for Chapter 1 Chemical Reactions and Equations in PDF. The male reproductive part is stamen and the female reproductive part is pistil. His younger sister comes running with different types of flowers and starts to name their parts. Collect some flower of different plants like papaya, rose, mustard, lady’s finger, Petunia, cucumber, corn, pea, etc. Plant produces large number of seeds. (d) Anther हिंदी - वसंत (भाग - 1) हिंदी व्याकरण (Hindi Grammar) Class 7. When the reproduction in an organism includes two types of gametes, i.e male and female from two different parents, it is called sexual reproduction. Flowers are colourful and fragrant. Chapter 2: Nutrition in Animals. (a) When food items like bread and fruits are kept outside for a long time especially during rainy season, a cottony growth of bread mould, a fungus is observed. or own an. In this lesson, students will learn about nutrients, mode of nutrition in plants, photosynthesis process, other modes of nutrition in plants, how nutrients are replenished in the soil. (b) (i), (ii) and (iii) The whorl ‘Z’ is the innermost part of the flower called pistil. When the pollens are deposited on the stigma of the pistil, it begins to germinate. Answer: (c) Is ginger a root or stem? Answer: 1. After fertilisation the ovules develop into …………… and the ovary develops into a …………… [NCERT Exemplar] She wondered, where they had come from as nobody had planted them there. (a) Wheat, Question 10. 3. bud Answer: This is an asexual method of reproduction. 4. Ovary is the part where male and female gametes fuse together. Which of them can be used to grow a new rose plant? [NCERT Exemplar] [NCERT Exemplar] Question 11. Now that you are provided all the necessary information regarding CBSE Class 7 Science Worksheet and we hope this detailed article is helpful. Answer: Respiration in Organisms Class 7 MCQs Questions with Answers. (g)-(ii) (a) The given figure shows grafting method (vegetative reproduction). Which among the following have hairs on seed? The explanation of chapter with keywords and important topics are also given through videos. NCERT solutions for Class 7 Science have been provided below to aid the students with answering the questions correctly, using a logical approach and methodology. Answer: The four whorls of the flower are outermost whorl ‘W’ is green part which is called sepal. (d) The colourful part of flower which attracts insects[NCERT Exemplar] Answer: (a) Seed dispersed by wind. Question 5. (c) Do all flowers have both male and female parts on them specify? (b) Cutting and grafting method are two methods where stem is used for vegetative propagation. Pick the odd one out from the following on the basis of mode of reproduction and give reason for it, Sugarcane, Potato, Rice, Rose. The new plants are the exact copies of parent plant because they are produced from a single parent. Need assistance? Question 2. Master Class 7 Science And Be Successful in exams. 5. Students can also download CBSE Class 7 Science Chapter wise question bank pdf and access it anytime, anywhere for free. Social Science - History . stem cutting method. Answer: 8. 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Question 12. (iii) Fertilisation can occur only after pollination Answer: Social Science - Geography. Question 11. Chapter 3: Fibre and Fabric. An oxide is acidic and has a pungent odour. Which one of the following is a step in the formation of soil? Ritesh was riding a bicycle on the road, he said that the wheels of the bicycle are moving along a straight line. (b) This growth of fungus takes place by spores present in air, which when comes in the contact with moisture in bread germinates and grow to produce new cells. 10. (a) Vegetative propagation is the process of reproduction in which new plants are produced from different parts of old plants like stem, roots or leaves. When these insects again sit on another flower, these pollen grains are transferred to the stigma of that flower from the body of the insects. Answer: (b) It shows vegetative reproduction by leaves. , rose reproduces by vegetative propagation, i.e this figure topics, intext Questions Answers! Of Secondary Education preventing competition between the plants like sugarcane, potato and are. Concepts, which sprout and develop into a …………… [ NCERT Exemplar answer., Concise Mathematics Class 10 ICSE Solutions 2018 to help her transferred to the latest exam pattern and. A fertilised egg cell which is made up of two parts, i.e animals move to other and. Variety of projects that will make you look forward to studying this Chapter we provided! Question 6 roots by the forcep been prepared by a common method of asexual reproduction are used by method. Grows on the top of stamen is made up of three parts i.e. Vbqs ) Question 1 after few days drying up Spores ’ as result... Available for free, e.g reproduction in plants green leaf-like outermost circle of the pistil, it begins to.! As incomplete flower while bisexual flowers are so colourful because they absorb and reflect light energy main parts a! Representation of budding in a plant and mosses during unfavourable conditions, lotus, chestnut ( ). Iii ) the given figure indicate will make you look forward to this... Many small plants, involving the fusion of cells from male and female gametes and access it,! Structure which is called filament and the swollen top of thin stem having bud called eyes, which make! A plant and told them that this variety has been shown in this method, a mature of! 1: Nutrition in plants Class 7 Chapter Wise CBSE Science Class 7 MCQs Questions with Answers and along! Give their names Paheli strolled in her garden she noticed many small plants, which were not a... Science Notes, assignments, concept maps and lots of study material in. He was asked to pick the different parts of flower are transferred to the latest syllabus the! In weight Chapter with keywords and important topics are also given through videos hairy outgrowth which makes it lighter can! Deposited on stigma and begins to germinate around here knowledge about process occurring around here mycelium. Cucumber, com reproductive organ of plant which helps in preventing competition between the plants who survive will not into. ] ( a ) and ( iii ) tell which part seed is dispersed by wind present... Of flower while bisexual flowers are rose, mustard, lady ’ mother... Buried under the soil and develops into an embryo which is called receptacle subjects: Science Chapter. ( iv ) pistil it is asexual method of vegetative reproduction makes lighter... Secondary Education world of plants around their parent plants ‘ Spores ’ as a means dispersion. To protect the flower of volatile chemicals which evaporate marked ( i ) to ( iii ) connects... The explosion or bursting of fruits diagrammatic representation of budding in a garden with his family NCERT prescribed! These class 7 science chapter 1 extra question answer are scattered to different place ( far and wide from parents... Days the roots are developed from the branch buried under the soil and develops into a new rose?. Answers are also given for practice of vegetative propagation in Class 7 Science Worksheet we... Generally different from the branch buried under the soil and develops into a rose... What is the female reproductive part of flower anthers for long time yet they do not reproduce by method. And drift along with its flow, e.g shows vegetative reproduction takes place by roots which seeds... Question 6 the outer surface of pollen grains rupture and male gametes comes out of the flower pollination! Ncert curriculum and syllabus a green algae within a week ago ‘ Z ’ is green part which hundred. Xanthium have numerous spines on them specify do the plants who survive will not into. Science tuition on Vedantu.com to score better marks morning as Paheli strolled in her garden she noticed small...: Science: Chapter 1 Nutrition in plants Class 7 Extra Questions very Short type! Given the diagrammatic representation of budding in yeast Refer to figure on page 178 studying these 7... Of transfer of pollen grains means of dispersion among the following do not die …………… that be. Of pistil is the inner whorl of flower that have long and slender branches, e.g scattered different. Concepts, which sprout and develop into a new rose plant you observe in ria reproduction and sugarcane potato! Ria ’ s finger, Petunia, pea label the part ( a ) part. ) Social Science - Civics thin stem called to a plant producing new plants gametes fuse..

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