NCERT solution for class 10// Science // Chapter 6 - Life processes
NCERT solution > Class 10 > Science NCERT solution for class 10// Science // Chapter 6 - Life processes Page number 95 Q1. Why is diffusion insufficient to meet the oxygen requirement of multicellular organism like humans Answer- In multicellular organisms the body is made up of many cells and all the cells are not come indirectly contact with outer atmosphere so to fulfill their oxygen requirement the diffusion is insufficient . Q2. What criteria do we use to decide whether something is alive? Answer- To decide whether something is alive we use observation of micro molecular movement Q3. What are outside raw materials used for by an organism ? Answer- The outside raw material used by organisms is carbon based and organism used it for their food Q4. What processes would you consider essential for maintaining life ? Answer- The processes like nutrition and respiration transportation excretion all these are essential...