Class 9 Science Chapter 6 Tissues NCERT Solutions Page 69 1. What is a tissue? Answer: Tissue is a group of cells that are similar in structure and are organised together to perform a specific task. 2. What is the utility of tissues in multi-cellular organisms? Answer: In multicellular organisms, cells are grouped to form tissues. These tissues are specialised to … [Read more...] about Chapter 6 Tissues
Chapter 6
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