Which one of the following mineral elements plays an in biological nitrogen fixation?

A trace element is that which is

Active transport from outside to inside of molecules across a membrane requires

Important contribution of molybdenum is

Match the followings an choose the correct combination from the options given:

Insectivorous plants are called so because

In plants a common symptom caused by deficiency of P, K, Ca and Mg is the

A trace element essential for plant growth and radioactive isotope which is used in cancer therapy is known as

Nitrogen is an important constituent of

Carnivorous plants are found on