Also help him to tell which part produces male gamete and female gametes. 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. (b) Bisexual flowers are rose, mustard, lady’s finger, Petunia, pea. Answer: Answer: A flower consists of different parts. (i) Flower Chapter 4: Heat. All the petals are together referred to as corolla. (b) How does the growth take place? Inside sepal the next whorl is X which is coloured and attractive part of the flower called petals. Yes/No? Answer: Jasmine is grown by grafting. (e) From where does the spors comes to the bread piece? (b) What are the thread-like projections called? The pistil is surrounded by several stamens. Anther contains the pollen grain which have male gamete in it. 7. [NCERT Exemplar] They have the ability to float in the water and drift along with its flow, e.g. Which of the following parts of a sexual reproduction? The function of calyx is to protect the flower when it is in bud form. Question 1. The method of seed dispersal in the fruits and the parts which help in the seed dispersal: Two individuals are needed for the sexual reproduction. 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. Answer: 5. Extra Questions Class 7 History: Dear CBSE Class 7 Standard Students, Are you looking for Extra Questions for Class 7 Social Science History? Transportation in Animals and Plants Class 7 MCQs Questions with Answers. Master Class 7 Science And Be Successful in exams. Answer: Answers: The process in which the male gamete fuses with female gamete to form a new cell (called zygote) is called fertilisation. Spirogyra \s an alga which may breaks up into two or more …………… . (i)-(v) Students can also download CBSE Class 7 Science Chapter wise question bank pdf and access it anytime, anywhere for free. Extra questions for Class 7 Science will build strong foundation for Class 7 science and higher clases. (b)-(ix) The …………… is the male reproductive part of flower while …………… is the female reproductive part of a flower. (h)-(iv) The four whorls of the flower are outermost whorl ‘W’ is green part which is called sepal. Sometimes dispersal takes place by the explosion or bursting of fruits. (a) (i) and (iii) For Study plan details. Question 16. The Y is the inner whorl of flower called stamen. Why is the process of reproduction necessary? These solutions are designed by expert teachers, according to the latest syllabus of the Central Board of Secondary Education. (iii) The distance-time graph for uniform motion is a straight line. Answer: (c) Do all flowers have both male and female parts on them specify? (c) The female reproductive part, where pollen grains germinate. [Value Based Question] How do they aid in process of pollination? (b) Yeast Answer: How do the plants like sugarcane, potato and rose reproduce when they cannot produce seeds? Hence, studying these Class 7 Science Chapter 10 Important Questions will broaden your knowledge and give excellent suggestions to follow. The top part of pistil is called stigma. Question 11. (a) (i) and (ii) What will you observe? NCERT Solutions for Class 7 Civics Chapter 1 “On Equality” contains solutions to the exercises given in the “Social and Political Life – II”. Answer: Answer: It receives the pollen grains from the anther during pollination. (i) If the speed of an object moving along a straight line remains constant, then this type of motion is said to be uniform motion. Answer: 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. Question 14. (b) It shows vegetative reproduction by leaves. 4. What is meant by the term fertilisation? (a) Wheat, Question 10. 4. Which one of the following is not a breed of sheep? CBSE Class 7th Science solutions provide ample material to enable students to form a good base with the fundamentals of the NCERT Class 7 Science textbook. Answer: 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. Question 5. Plant produces large number of seeds. Buds are small bulb-like projections of yeast cell. What will you see? (a) Drumstick (b) (i), (ii) and (iii) Question 13. Question 17. Answer: Question 18. (c) Is this a sexual or asexual mode of reproduction? Question 4. The NCERT Solutions for Chapter 13 of class 7 science are provided here, so that students can learn the chapter more efficiently. 3. Answer: 1. 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. Answer: [NCERT Exemplar] (f)-(iii) (d) Label the part (A) and (B) in the given figure. (b) Mango and rose are the two plants where this method of vegetative takes place. 10:00 AM to 7:00 PM IST all days. Which type of pollination does the given figure indicate? Diagrammatic representation of budding in yeast Refer to figure on page 178. Seed dispersal avoids overcrowding of young plants around their parent plants. Give reason. Choose the correct answer from below (b) The bud is to a flower 4. (b) Seed dispersed by water. Fruit is the ripened ovary of a flower. Chapter Wise CBSE Science Class 7 Solved Question and Answer Based On NCERT. Access the MCQ Questions Quiz of 6th Class Science prepared by subject experts as per the latest NCERT Curriculum and Syllabus. 5. Answer: Question 15. The ‘eye’ of the potato plant is what? Answer: 9. After pollination, the pollen grains fall on the surface of stigma and germinate to form a long tube, reaching the ovules inside the ovary, the egg or female gamete is present in the ovule. These appear as the yellow powder like substance which is sticky in nature. It is the female gamete of flower. The ovary produces ovule which contains the female gametes or egg cell. (b) Small and light seeds like seeds of grasses and cotton (having hairy growth) are also dispersed through wind. The outer surface of pollen grains rupture and male gametes are released to fuse with egg. Points To Remember; Very Short Q&A ; Short Q&A ; Long Q&A ; Chapter 2: Nutrition in Animals. (a) What is vegetative propagation? Question 10. 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. (b) Sugarcane Answer: (d) (ii), (iii) and (iv) Question 1. Answer: [NCERT Exemplar] He was unable to name them. Here find Science Notes, assignments, concept maps and lots of study material for easy learning and understanding. (c) Rose When animals move to other places and rub their body with tree, etc., these seeds fall from their body and get dispersed.. Answer: (c) (iii) and (iv) CBSE Important Extra Questions for Class 12 Geography Chapter Wise, Class 12 History Important Questions Chapter 2 Kings, Farmers and Towns: Early States and Economics, 1 Mark Questions for History Class 12 Pdf Chapter 1 to 15, NCERT Important Extra Questions for Class 6, 7, 8, 9, 10, 11, and 12, Class 12 History Important Questions Chapter 1 Bricks, Beads and Bones: The Harappan Civilisation, CBSE Important Extra Questions for Class 12 History Chapter Wise, Selina Concise Mathematics Class 10 ICSE Solutions 2020-21, Human Eye and Colourful World Class 10 Extra Questions with Answers Science Chapter 11, Download Social Science Notes PDF for CBSE Class 6 to Class 10 Quick Revision, Science Notes | Quick Revision Notes for CBSE Class 6 to Class 10 Science – Free PDF Download, Concise Mathematics Class 10 ICSE Solutions. Choose the correct answer: Question 1. Insects are called agents of pollination. It is also called as sprout leaf plant. Question 2. NCERT Solutions for Class 7 Science Chapter 11 – Transportation in Animals and Plants is one of the important study materials for the students of class 7. Question 12. The gardner approached them and asked about their choice of plant. Answer: 1. The small plants which were not there in the garden a weak ago have grown up due to seed dispersal. Question 1. (a) Wheat Give reason. (d) Maple (ii) Seed Formation of new but similar individuals from parents is characteristic feature of which process? It takes less time to grow and bear flower and fruits than those produced from seeds. Answer: In the figure of a flower given below, label the parts whose functions are given below and give their names. Below is the list of all the chapters - Chapter 1: Nutrition in Plants. (d)-(viii) (b) Yes, flower aids in both pollination and fertilisation. Contact us on below numbers. (c) Name any two plants where this method of reproduction is used. (iv) Only insects are agents of pollination [NCERT Exemplar; HOTS] Multiple Choice Questions Ria grew curious and asked some questions to gardner. (iii) Stamen It is a male reproductive organ of plant. 2. (c) Is ginger a root or stem? (a) winged seeds, Question 3. (c) Aak Science (Chapter 01 - 10) Science (Chapter 11 - 18) Social Science - Civics. As a result, the survival for the plants will be difficult and the plants who survive will not grow into a healthy plants. Answer: Answer: (d) (i) and (iv) This is an asexual method of reproduction. Answer: False, jasmine is grown by layering method of vegetative propagation. The male gametes move down the pollen tube and the tube enters the ovule present inside the ovary. Name these parts of a flower. Below students will find the description of all the chapters of CBSE class 7 science subject. (c) Mango and rose are two plants cultivated using vegetative propagation. 2. (a) Name the organism that grows on the bread piece? (d) layering (c) Fragmentation, Question 4. Practice Multiple Choice Questions for 6th Class Science and test your understanding of different topics in all the Chapters. Ovary is the part where male and female gametes fuse together. (e) These spores are present in the air and when favourable conditions arrive, the grow into new plants. Your email address will not be published. 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. These lie inside the sepals. Which organism reproduce by budding? Group the seeds given in figure (i) to (iii) according to their means of dispersion. (a) ovulation Answer: The middle part of the pistil is tube-like structure called style which connects stigma to the ovary. stigma, style and ovary. Subjects: Science: Chapter 1: Nutrition in Plants. NCERT Class 7 Science Chapter 1 is colourful as it introduces you to the world of plants around you. Different colours and fragrance of flowers attract insects to them causing dispersal of pollen grain ensuring pollination. Given the diagrammatic representation of budding in a plant. His sister askes many questions related to flowers and Ravi answers her with all information he has. Potato is an underground modified stem having bud called eyes, which sprout and develop into a new identical plant. Question 19. (d) Which type of reproduction does this organism shows? (a) Name the plant? Chapter 2: Nutrition in Animals. In this method, a mature branch of parent plant is bent down and covered with soil. (c) The bud is to Bryophyllum leaf When the pollens are deposited on the stigma of the pistil, it begins to germinate. English - Literature. Some flowers have both, the male and female parts on them so they are called bisexual flowers. Ravi was sitting in a garden with his family. (iv) Pistil, Question 5. List the stepwise manner leading to formation of an embryo. The stalk of stamen is called filament and the swollen top of stamen is called anther. Academic Partner. Download here the NCERT Solutions for Class 7 Science Chapter 1 Nutrition in Plants in English Medium. Pollen grains are exposed when the anther ripens and splits. (c) Unisexual flowers are also called as incomplete flower while bisexual flowers are called hermaphrodite or complete flowers. Now that you are provided all the necessary information regarding CBSE Class 7 Science Worksheet and we hope this detailed article is helpful. (a)-(vii) Boojho had the following parts of a rose plant-a leaf, roots, a branch, a flower, a bud and pollen grains. (c) Number of some flowers can either have male or female parts on them, these flowers are called unisexual. The descriptions of each important keywords, topics, intext questions and answers are also given for practice. A. Question 10. 8. 3. Answer: False, potato reproduces from ‘eyes’ which are buds present on its body. What is a bud? Answer: It consist of three parts, i.e. Answer: Answer: (i) Sepals These are the green leaf-like outermost circle of the flower. jasmine. Become our . Question 1. (d) What values do you observe in Ria? Spores are produced by fungi, ferns and mosses during unfavourable conditions. All the questions are down with complete explanation and in simplified manner. (d) Various parts of this plant can be shown as follows: Question 6. Explain how this process of layering is performed in jasmine. (b) What does it shows? Ria’s mother wanted a flowering plant with fragrance. True Maple seed is dispersed by explosion mechanism. (b) Cotton Answer: Coconut is a large and heavy fruit. NCERT Book Solutions Class 7 Social and Political Life – II Chapter 1. stigma, style and ovary. (ii) In this case, average speed is generally different from the actual speed. 1. zygote, fertilisation, embryo, seed, fruit (iii) The distance-time graph for non-uniform motion is a curved line. The given figure shows self-pollination, as the pollen grains from anther of flower are transferred to the stigma of same flower. (b) grafting Class 6 Science MCQ Questions are available for free download. (b) grafting, Question 11. Choose the correct answer: Question 1. Question 15. (c) cutting [NCERT Exemplar] (b) The thread-like projections are called hyphae or mycelium. (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. Need assistance? Answer: (b) Name two plants where this method of vegetative reproduction takes place. Fertilisation occurs in the ovary of the flower after pollination of male and female parts. Observe it after few days. 1800-212-7858 / 9372462318. The explanation of chapter with keywords and important topics are also given through videos. Question 3. (a) When the bread piece is kept in a moist and warm place for few days, bread mould grows on the bread piece. Give one difference between unisexual and bisexual flower. By which method of reproduction did the algae spread so rapidly? (c) Seed dispersed by animal. These are scented and attract insects for pollination. NCERT Solutions Class 7 Science Chapter 7 Weather, Climate and Adaptations of Animals to Climate – Here are all the NCERT solutions for Class 7 Science Chapter 7. ‘Spores’ as a means of asexual reproduction are used by which plants? Match the Columns The female gamete of a flowering plant is present in which part? Choose the correct answer: Question 1. (a) Which type of vegetative propagation has been shown in this figure? (b) only (i) Fruits are developed from the ripened ovary. Question 22. Science (Chapter 11 - 16) Social Science - Civics. Explain. (iii) Fruit Answer: (d) Jasmine How is it adapted for dispersal by water? (c) Fragmentation Pollen grains are …………… that can be carried by …………… or …………… . Question 9. A yellow powdery substance is present in the anther which participates in reproduction process. Sweet potato and dahlia develops new plants through their roots by the process of vegetative reproduction. (a) Ovules, Fill in the Blanks You can refer to NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. If Yes, then you are the right page. In the above given pairs as rice reproduces by sexual reproduction and sugarcane, potato and rose reproduces vegetatively. Check CBSE Class 9 Science extra questions with answers for Chapter 5 - The Fundamental Unit of Life. [NCERT Exemplar] Answer: (c) What is the knob like structure present on the top of thin stem called? 3. The cells which result after …………… of the gametes is called …………… . (b) Flowers help in pollination and fertilisation. (c) It is asexual method of reproduction. Answer: In this way, insects help in pollination. filament and anther. (Value Based Question] 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. (a) Unisexual flowers are papaya, cucumber, com. 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. Write how the following seeds are dispersed. The process of layering is commonly used in jasmine for reproduction. (c) (ii) and (iii) Pistil is the male reproductive part of a flower. Answer: 7. Branch can be used to grow a new rose plant. This method is done in the plants that have long and slender branches, e.g. Question from very important topics are covered by NCERT Exemplar Class 7.. You also get idea about the type of questions and method to answer in your Class 7th examination. Acids, Bases and Salts Class 7 MCQs Questions with Answers. These are the little stalks with swollen top and lies inside the ring of petals. These MCQ's are extremely critical for all CBSE students to score better marks. Name this substance. (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. (b) (i), (ii) and (iii), Question 5. Name two plants where vegetative reproduction takes place by roots. What are the end products of aerobic respiration. (a) Seeds with wings-like seeds of drumstick and maple become light weighted and can be blown away by air. Pick the odd one out from the following on the basis of mode of reproduction and give reason for it, Sugarcane, Potato, Rice, Rose. 2. True Mention the mode of reproduction in the following plants Lila observed that a pond with clear water was covered up with a green algae within a week. True Sexual reproduction [fertilisation) in plants The different steps that take place during sexual reproduction in plants are, Question 4. To score good marks in class 7 science examinations, students should try to solve the (iv) Branch These ovules contain the female sex cells also called as egg cell. Hence, these are dispersed by animals. Sugarcane and rose are propagated by stem cutting that is a method of vegetative propagation, in which stem is capable of growing into a mature independent plants that are identical to their parents. False, pistil is the female reproductive part of a flower. Answer: (d) fertilisation, Question 8. 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). NCERT Extra Questions for Class 7 Social Science SST: Here we are providing NCERT Extra Questions for Class 7 Social Science SST with Solutions Answers Chapter Wise Pdf free download of History, Geography, Civics, Economics. Answer: Fibre to Fabric Class 7 MCQs Questions with Answers. Pollen grains. How does male gamete present in pollen grain reaches female gamete present in ovule? The seeds and fruits are dispersed away through various agencies like air, water and animals. Ria went to a plant nursery with her mother. (d) Label the part of this plant? Answer: During aerobic respiration, carbon dioxide and water are released along with a large amount of energy. 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. Respiration in Organisms Class 7 MCQs Questions with Answers. (ii) In this case, the average speed is same as the actual speed. The tip of the pollen tubes gets dissolved and male gametes comes out of the pollen tube. 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. seeds of water lily, lotus, chestnut (singhara) and coconut are dispersed through water. New similar Organisms from their parents where vegetative reproduction ) terminology and concepts, which and! The new plants are, Question 4 result into a new rose plant aids in both and... Place ( far and wide from their body with tree, etc., these seeds from. Is necessary for the perpetuation and preservation of species and to increase number!: Sweet potato and rose are two methods where stem is used the. Propagation a preferred method of reproduction is the knob like structure present on the latest of. And ( iii ) of an embryo Extra Questions for Class 7 Science Chapter 10 respiration in Organisms 7... 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