Give scientific reasons : The thermoregulation more effectively achieved in larger animals than in smaller ones.

An area of soil is thoroughly wetted and allowed to drain until capillary movement of water stopped. The water contents of the soil will give an estimate of its

Thick cuticle, sunken and scotoactive stomata, $CAM$ photosynthesis and conversion of leaves into spines are some of the important characters of

Ravi, who lived at sea level, had around $5$ million $RBC$ per cubic millimeter of his blood. Later when he lived at an altitude of $18,000 ft$, showed around $8$ million $RBC$  per cubic millimeter of blood. This is an adaptation because