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
Class 8
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 4 Materials : Metals and Non Metals
Class 8 | Science | Ch 4 | Materials : Metals and Non Metals | NCERT Solutions 1.Which of the following can be beaten into thin sheets? (a) Zinc (b) Phosphorus (c) Sulphur (d) Oxygen Answer: (a) Zinc 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 … [Read more...] about Chapter 4 Materials : Metals and Non Metals
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