Forestry

Free floating

Rooted emergent

Submerged floating

None of these

-196

126

206

-96

Harvest index

A feed back mechanism

Regulation of equilibrium

Reverse energy flow

Saprophytism

Symbiosis

Epiphytism

Parasitism

Silvicultural system

Crop growth

Both (a) & (b)

None of these

That forest which has reaches and maintains a practically attainable degree of perfection in all its parts for the full and continued satisfaction of

The provide sustained yield the growing stock must first be moulded to approach a model

Both (a) & (b)

None of these

Forest guard

Labourers

Research institute (trained persons and proper selection of trees)

All of the above

Stratification

Dominance

Physiognomy

Diversity

Acids

Alkalies

Oxygen

Carbon dioxide

The existing forests should be cleared and new ones should be planted

Some quick growing anuals should be planted if a tree must be cut for other uses

Tree must be cut whenever necessary because the underground part performs the useful purpose

A tree should be planted in place of one to be cut