निम्नलिखित में से

Which factor is related to physical and chemical conditions of soil

Which pesticides are non-biodegradable and also called recalcitrant pesticides

Discolouration of areas on leaves, stems and roots are the common symptoms in fungal diseases but also occurs in bacterial and viral diseases is called-

The wings of butterfly and birds are:

The variable cost is a component of total cost, another is_________?

I. Marginal cost

II. Fixed cost

III. Average cost

What are India's rankings in the global fisheries sector? 

Weeds which are of no use and does not have any economic value are known as

Criteria of essentiality by given by:

Which among the following hormone, is transported in polar manner and also requires carrier

proteins?

As per the principle of crop rotation, pulses should be included in crop rotation as