Which vitamin is

The first stable compound formed in the photosynthesis of C3 plants is : 

Which equation represents Dokuchaev’s original soil formation factors?

_______ genes control apical – basal polarity 

Plant origin insecticides are:

A. Nicotine

B. Arsenicals

C. Pyrethrum

D. Phosphamidon

E. Rotinone

Choose the correct answer from the options given below:

Select the correct sequence of organs in the alimentary canal of insects, starting from mouth-

(A). Ileum

(B). Oesophagous

Bacterial pathogenicity is primarily controlled by:

In the conditions of severe drought, the release of ______ plant hormone starts which closes the plant stomata. 

The insect anatomical structure known as the proventriculus performs which primary function in the digestive system?

Which among the following is an example of Pseudocarpic fruit?

Keynes' is associated with