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Life Processes

What is the advantage of having four chambered heart?

Life Processes

Why is blood circulation in human heart called double circulation?

Life Processes

Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms?

Life Processes

Match Group (A) with Group (B)

Group (A)                                         Group (B)

(a) Autotrophic nutrition                 (i) Leech
(b) Heterotrophic nutrition             (ii) Paramecium 
(c) Parasitic nutrition                       (iii) Deer
(d) Digestion in food vacuoles        (iv) Green plant     

Life Processes

Why does absorption of digested food occur mainly in the small intestine?

Life Processes

What causes movement of food inside the alimentary canal?

Life Processes

What is the significance of emulsification of fats?

Life Processes

What will happen if mucus is not secreted by the gastric glands?

Life Processes

Why is small intestine in herbivores longer than in carnivores?

Life Processes

What are the adaptations of leaf for photosynthesis?