The lands which are rich in soluble salts and exchangeable sodium:

A. Saline soil
B. Saline-alkaline
C. Alkaline
D. None of the above

The most suitable species for reclamation of sandy soils is:_________?

A. Casuarina equiselifolia
B. Acacia spp
C. Azadirachta indica
D. All of the above

Erosion permitting and erosion resisting crops grow alternatively at right angle to the slope of the land is called as:_________?

A. Linear planting
B. Strip planting
C. Cover planting
D. All of the above

The suitable species for reclamation of saline & sodic soil is:__________?

A. Casuarina equisetifolia
B. Albizia lebbeck
C. Both a & b
D. None of the above

The chemical used for killing birds is called________________?

A. Ovicide
B. Avicide
C. Pesticide
D. None of these

Pheromone used against fruity fly is___________________?

A. Dichlorvos
B. Malathion
C. Carbofuron
D. Mancoze

Various methods of pest scouting are_________________?

A. Maryo’s method
B. Diagonal method
C. Zig zag method
D. All the above

An explosive increase in population of particular species that occurs over a short period of time is called________________?

A. Ipm
B. Ipc
C. Pest resurgence
D. Pest outbreak

The insect which Parasitizes one species of host is called__________________?

A. Obligated parasite
B. Permanent parasite
C. Transitory parasite
D. Intermitted parasite

Some insects which are used as bio control agents for used control is called________________?

A. Entomophagous parasites
B. Zoophagous parasites
C. Phytophagous parasites
D. None of the above