An elephant has large ears to help regulate their body temperature?

A. Physical
B. Physiological

B

Explanation:

Physiological is relating to the branch of biology that deals with the normal functions of living organisms and their parts. Ears and the way they work for elephants are a normal function of their body.

May I have brainliest?

step 1: nitrogen fixation- conversion of atmospheric no₂ into forms useful to plants by lightning, bacteria, and cyanobacteria.

step 2: nitrification-process of converting ammonia to nitrite or nitrate.

step 3: assimilation-plant roots absorb new form of nitrogen.

step 4: ammonification-conversion of organic nitrogen to ammonia by bacteria involved in decomposition.

step 5: denitrification-bacteria turns the decomposed matter back into n₂o, which is released into atmosphere; repeat cycle.