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Forestry
Which of the following is a secondary pollutant?
CO
CO2
PAN
Aerosol
Author:
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Forestry
Protection against injurious climatic factors is / are:
Temperature
Frost damage
Rain damage
All of the above
Author:
rikazzz
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Forestry
Which element is vital to plants and animals for the synthesis of proteins and nucleic acies?
Oxygen
Nitrogen
Carbon
None of these
Author:
rikazzz
Comment
Forestry
For instance consumptive use of water by tamrix is 22 to 28,000 m3/ha/annum while that of willows and poplars is 7,700 to 13,500 and _____
6,500 to 23,00 m3
5,500 to 20,500 m3
4,500 to 18,500 m3
None of these
Author:
rikazzz
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Forestry
Minimata disease was caused due to the consumption of:
Sea food containing lot of cadmium
Fish contaminated with mercury
Oysters with lot of pesticide
Sea food contaminated with selenium
Author:
rikazzz
Comment
Forestry
Important plants in the Kohistan ranges forest grazing lands are:
Trees/Shrubs: Acacia nilotics, A. Senegal, Barleria acanthoides, Calotropis procera
Grasses: Aristida adscensionis, A. Nutabilis Cenchrus ciliaris, C. Biflorus
Forbs: Aerva tomentosa, Cassia holosericea, Convolvulus glomeratus, Crotolaria biforia
All of the above
Author:
rikazzz
Comment
Forestry
Reseeding is generally successful on the sites where:
Soil moisture and nutrients for plant growth are adequate
In grassy lands
Both (a) & (b)
None of these
Author:
rikazzz
Comment
Forestry
Food chains are met with only in the:
Sea
Forests
Deserts
In all these places
Author:
rikazzz
Comment
Forestry
Which of the following habitats is most unsuitable for primary productivity:
Meadow
Forested river bank
Cave
Pond
Author:
rikazzz
Comment
Forestry
Successive areas are clear-felled in accordance with the prescriptions of the working plan and area regenerated naturally or artificially is known as:
Clear felling system
Selection system
Accessory system
None of these
Author:
rikazzz
Comment
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