Class 8 Science Chapter 8 | Cell Structure and Functions NCERT Solutions 1. Indicate whether the following statements are True (T) or False (F). (a) Unicellular organisms have one-celled body. (T/F) (b) Muscle cells are branched. (T/F) (c) The basic living unit of an organism is an organ. (T/F) (d) Amoeba has irregular shape. (T/F) Answer: (a) Unicellular organisms … [Read more...] about Chapter 8 Cell Structure and Functions
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Chapter 7 Conservation of Plants and Animals
Class 8 Science Chapter 7 | Conservation of Plants and Animals NCERT Solutions 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 _______ . (c) Migratory birds fly to far away places because of _______ changes. Answer: (a) A place where animals are protected … [Read more...] about Chapter 7 Conservation of Plants and Animals
Chapter 6 Combustion and Flame
Class 8 Science Chapter 6 | Combustion and Flame NCERT Solutions 1. List conditions under which combustion can take place. Answer: The conditions required for combustion to take place are: 1) Presence of fuel 2) Air or oxygen 3) Ignition temperature(Minimum temperature at which substance catches fire) 2. Fill in the blanks. (a) Burning of wood and coal causes _____ … [Read more...] about Chapter 6 Combustion and Flame
Chapter 3 Synthetic Fibres and Plastics
Class 8 Science Chapter 3 | Synthetic Fibres and Plastics NCERT Solutions 1. Explain why some fibres are called synthetic. Answer: Those fibres which are prepared by man using chemicals are called synthetic fibres. They are formed by combination of large number of small molecules joined together. For ex: Rayon, nylon, polyester, acrylic etc. 2. Mark (√ ) the … [Read more...] about Chapter 3 Synthetic Fibres and Plastics
Chapter 2 Microorganisms: Friend and Foe
Class 8 Science Chapter 2 | Microorganisms: Friend and Foe NCERT Solutions 1. Fill in the blanks. (a) Microorganisms can be seen with the help of a ____________. (b) Blue green algae fix __________ directly from air to enhance fertility of soil. (c) Alcohol is produced with the help of __________. (d) Cholera is caused by __________. Answer: (a) Microscope (b) … [Read more...] about Chapter 2 Microorganisms: Friend and Foe