Forestry

Periodic magration

Long distance migration

Short distance migration

None of these

Current annual increment (CAI)

Mean annual increment (MAI)

Both (a) & (b)

None of these

This method is extremely simple

Natural flora is preserved

More volume per acre

All of the above

A felling made in an immature stand fox the purpose of improving the growth and form of the trees that remain, without permanently breaking the canopy

Cutting made in immature stands in order to stimulate the growth of the trees that remain and to increase the total yield of useful material from the

Both (a) & (b)

None of these

Uranium-234

Uranium-235

Uranium-236

Uranium-237

Desert areas

Hilly areas

Dry areas

Plain areas

Cadmium

Zinc

Lead

All of the above

Horizon-B

Horizon-A

Horizon-O

Horizon-C

Shinkiari in Hazara

Thai in Abbottabad

Ghoragali

None of these

40 meters

400 meters

200 meters

5 meters