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Forestry MCQs with Explanations

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1371ForestryMedium

The last community in a succession is called:

AEcotons

BClimatic community

CEcosystem

DSeral community

Correct answer

B. Climatic community

Explanation

The correct answer is Climatic community.

1372ForestryMedium

Effect of the tree in pruning is:

ABoth (a) & (b)

BNone of these

CCareless pruning can, however, cause injury to the bole, leaving wounds extending through the bark into the cambium and even to the wood

DThe contrary, properly conducted pruning is not harmful to the tree

Correct answer

A. Both (a) & (b)

Explanation

The correct answer is Both (a) & (b).

1373ForestryMedium

Regeneration means:

ABoth (a) & (b)

BRotation of crops

CReplacement of one crop by the other

DNone of these

Correct answer

C. Replacement of one crop by the other

Explanation

The correct answer is Replacement of one crop by the other.

1374ForestryMedium

The rate of storage at consumer level is:

ASecondary productivity

BNet productivity

CBoth (a) & (b)

DTertiary productivity

Correct answer

A. Secondary productivity

Explanation

The correct answer is Secondary productivity.

1375ForestryMedium

Green manuring plants are:

AEgyptian clover (barseem)Trifolium alexandrnum

BCowpea (lobia) Vigna sinensis

CDhaincha (jayannti) Sesbania aculeata

DAll of the above

Correct answer

D. All of the above

Explanation

The correct answer is All of the above.

1376ForestryMedium

Which of the following horizons is generally referred to as the illuvial zone?

AHorizon-O

BHorizon-C

CHorizon-B

DHorizon-A

Correct answer

C. Horizon-B

Explanation

The correct answer is Horizon-B.

1377ForestryMedium

The fundamental objectives of thinning are:

ANone of these

BBoth (a) & (b)

CTo redistribute the growth potential of the stand to optimum advantage

DTo utilize all the merchantable material produced by the stand during the rotation

Correct answer

B. Both (a) & (b)

Explanation

The correct answer is Both (a) & (b).

1378ForestryMedium

Mangrove vegetation is found in:

AKullu valley

BSunderbans

CDehradun valley

DWestern ghats

Correct answer

B. Sunderbans

Explanation

The correct answer is Sunderbans.

1379ForestryMedium

Savannahs are:

ADesert

BDense forest with close canopy

CGrassland with scattered trees

DTropical rain forest

Correct answer

C. Grassland with scattered trees

Explanation

The correct answer is Grassland with scattered trees.

1380ForestryMedium

Which of the following gases is regarded as an atmospheric pollutant?

AN2

BO3

CSO2

DO2

Correct answer

C. SO2

Explanation

The correct answer is SO2.

Effect of the tree in pruning is:

ABoth (a) & (b)

BNone of these

CCareless pruning can, however, cause injury to the bole, leaving wounds extending through the bark into the cambium and even to the wood

DThe contrary, properly conducted pruning is not harmful to the tree

Correct answer

A. Both (a) & (b)

Explanation

The correct answer is Both (a) & (b).