Within the arctic circle the day and night are of 6

The instrument used in meteorogical observatory used to measure the rainfall

Which of the following pair is not correct?

Type of silviculture system which can regenerate through seeds and majority have a long life is ___

Which acid is the main chemical used in acid seed scarification?

Stem bleeding is a disorder of

Which is the example of insect juvenile hormone?

Cows’ stomach has four different compartments to it, which one is the known as true stomach ?

Essentiality of zinc in plant was discovered in 1926 by

Flowers of Corchorus olitorious is