CSS :: Forestry Environment
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| 121. |
By chemical composition the humus has mzximum percentage of: |
| A. |
Nitrogen |
B. |
Oxygen |
| C. |
Carbon |
D. |
Hydrogen |
Answer: Option C
Explanation:
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| 122. |
The L- and H-layers are differentiated in: |
Answer: Option B
Explanation:
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| 123. |
Amont the following water plants, heterophylly is found in: |
| A. |
Free floating |
B. |
Rooted emergent |
| C. |
Submerged floating |
D. |
None of these |
Answer: Option B
Explanation:
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| 124. |
The mesofauna of the soil is constituted by: |
| A. |
Rats and moles |
B. |
Bacteria and fungi |
| C. |
Termites and nematodess |
D. |
Algae and actinomycetes |
Answer: Option C
Explanation:
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| 125. |
The term 'ecard' refers to: |
| A. |
Available water |
B. |
Unavailable water |
| C. |
Run off water |
D. |
Total atmospheric precipitation |
Answer: Option B
Explanation:
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| 126. |
Which of the following is a malacophyllous xerophyte? |
| A. |
Prosopis |
B. |
Tephrosia |
| C. |
Nerium |
D. |
Aloe |
Answer: Option D
Explanation:
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| 127. |
Mark the correct relationship: |
| A. |
Holard - Chesard = Ecard |
B. |
Chesard - Ecard = Holard |
| C. |
Holard + Ecard = Chesard |
D. |
Ecard - Chesard = Holard |
Answer: Option A
Explanation:
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| 128. |
Halophytes growing on mud are called: |
| A. |
Pelophilous |
B. |
Heliophilous |
| C. |
Psammophilous |
D. |
Lithophilous |
Answer: Option A
Explanation:
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| 129. |
Plants growing in marsh are called: |
| A. |
Halophytes |
B. |
Heliophytes |
| C. |
Halophytes |
D. |
Sciophytes |
Answer: Option A
Explanation:
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| 130. |
Mark the helophyte: |
| A. |
Suaeda fruticosa |
B. |
Cressa cretica |
| C. |
Salsola foetide |
D. |
All of these |
Answer: Option D
Explanation:
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