CLASS 10 LIFE PROCESS NCERT QUESTION ANSWER (chapter wise all ncert question)
CLASS 10 LIFE PROCESS NCERT QUESTION ANSWER Questions Page number 95 1. Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like humans? Solution: Multi-cellular organism’s like humans have very big body and require a lot of oxygen to diffuse into body quickly in order to meet the oxygen requirement. Diffusion is a slow process which will take a lot of time to circulate oxygen to all the body cells. Because of its slow nature diffusion is insufficient to meet the oxygen requirements of multicellular organisms like humans. 2. What criteria do we use to decide whether something is alive? Solution: Walking, breathing, growth and other visible changes can be used to determine whether something is alive or dead. However some living things will have changes that are not visible to our eye; Hence, presence of life process is a fundamental criteria to decide whether something is alive. 3. What are outside raw materials used for ...