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NCERT Solutions for Class 8 Science Chapter 10 Reaching The Age of Adolescence Question 1. What is the term used for secretions of endocrine glands responsible for changes taking place in the body? Answer: Hormones Question 2. Define adolescence. Answer: The period of life, when the body undergoes changes, leading to reproductive maturity, is called [...]
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NCERT Solutions for Class 8 Science Chapter 9 Reproduction in Animals Question 1. Explain the importance of reproduction in organisms. Answer: Reproduction is a vital phenomenon on this planet earth which is essential for existence and continuity of life and species on it, generation after generation. Question 2. Describe the process of fertilisation in human [...]
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NCERT Solutions NCERT Solutions for Class 8 Science Chapter 8 Cell Structure and Functions Question 1. Indicate whether the following statements are True (T) or False (F). (a) Unicellular organisms have a one-celled body. (b) Muscle cells are branched. (c) The basic living unit of an organism is an organ. (d) Amoeba has an irregular [...]
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NCERT Solutions for Class 8 Science Chapter 7 Conservation of Plants and Animals Conservation of Plants and Animals Class 8 Science NCERT Textbook Questions Question 1. Fill in the blanks. (a) A place where animals are protected in their natural habitat is called ______ (b) Species found only in a particular area is known as [...]
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NCERT Solutions for Class 8 Science Chapter 6 Combustion and Flame Question 1. List conditions under which combustion can take place. Answer: Combustion can take place in the presence of: (a) a combustible substance. (b) oxygen, that is, the supporter of combustion. (c) attainment of ignition temperature of the substance. Question 2. Fill in the [...]
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Question 1. What are the advantages of using CNG and LPG as fuels? Answer: The advantages of using CNG and LPG as fuels are: They burn with a smokeless flame and so does not cause any pollution. They leave no ash on burning. They are easy to handle and convenient to store. Question 2. Name [...]
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Question 1. Which of the following can be beaten into thin sheets? (a) Zinc (b) Phosphorus (c) Sulphur (d) Oxygen Answer: (a) Zinc Question 2. Which of the following statements is correct? (a) All metals are ductile. (b) All non-metals are ductile. (c) Generally, metals are ductile. (d) Some non-metals are ductile. Answer: (c) Generally, [...]
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Question 1. Explain why some fibres are called synthetic. Answer: Some fibres are called synthetic fibres because they are made by man using chemicals. Question 2. Mark (✓) the correct answer. Rayon is different from synthetic fibres because (a) it has a silk-like appearance. (b) it is obtained from wood pulp. (c) its fibres can [...]
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NCERT Solutions for Class 8 Science Chapter 2 Microorganisms Friend and Foe Question 1. Fill in the blanks. (a) Microorganisms can be seen with the help of a _____ (b) Blue-green algae fix ______ directly from the air to enhance the fertility of soil. (c) Alcohol is produced with the help of _____ (d) Cholera [...]
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NCERT Solutions for Class 8 Science Chapter 1 Crop Production and Management Question 1. Select the correct word from the following list and fill in the blanks. float, water, crop, nutrients, preparation (a) The same kind of plants grown and cultivated on a large scale at a place is called _____ (b) The first step [...]