600ForestryMedium
Which one of the following elements is the critical limiting factors in the function of ecosphere because of its irretrievable loss in the ocear:
AFe
BP
CCa
DMg
Correct answer
B. P
Explanation
The correct answer is P.
Correct answer
B. P
Explanation
The correct answer is P.
A succession exhibiting changes in the communities at a place is described as:
Which is a primary consumer?
Every pesticide develops its own failure as its repeated use leads to:
Plants absorb from the soil:
National forest policy for Pakistan – The needs and principles in the case of Pakistan are:
Keeping the frequency of nuclear tests, it is estimated that on an average the five nuclear powers conducted nuclear tests at the rate of: