☾★Academy of PakistanTest & Learning

804Active Users

☾★Academy of PakistanTest & Learning

Home PakMcqs Past Papers Internships Pakistan Jobs Scholarships PDFs About Us

804Active Users

Home PakMcqs Past Papers Internships Pakistan Jobs Scholarships Submit MCQs Profile

Forestry MCQs with Explanations

Read every question, see the correct answer, and understand the explanation at your own pace. Study mode has no timer and no negative marking.

39%

760 of 1,951MCQs reviewed

Study Mode — explanations are always visiblePrefer a timed quiz? Start test

761ForestryMedium

Which of the following plants is used as windbreak?

AEucalyptus

Prosopis

CDelonix

DMangifera

Correct answer

B. Prosopis

Explanation

The correct answer is Prosopis.

762ForestryMedium

The main cause of pollution in metro cities is due to:

ATrees

BHome fuel

CAutomobiles

DIndustries

Correct answer

C. Automobiles

Explanation

The correct answer is Automobiles.

763ForestryMedium

Estimation of movement ratios from average diameter growth by diameter classes is / are :

ATree diameters include in a dia class in the present stand tables are distributed uniformly, about the class centre

BNone of these

CMovement ration: Proportion of trees which will move onto next higher classes

DBoth (a) & (b)

Correct answer

D. Both (a) & (b)

Explanation

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

764ForestryMedium

Plants grow sparsely in arid regions of the world:

ABecause the soil is sandy

BBecause no seeds fall near the soil

CBecause of several environmental factors combining together

DOnly because of high temperature

Correct answer

C. Because of several environmental factors combining together

Explanation

The correct answer is Because of several environmental factors combining together.

765ForestryMedium

A crocodile had just eaten a lamb when a hawk saw the crocodile attacked it, and consumed it. The hawk is in ecological terms:

AA producer

BA secondary consumer

CA primary consumer

DA tertiary consumer

Correct answer

D. A tertiary consumer

Explanation

The correct answer is A tertiary consumer.

766ForestryMedium

Peacock eats a snake and snake eats frog and frog eats insect while insect eats green plant, then position of peacock is:

AApex of food pyramids

BSecondary Producer

CDecomposer

DPrimary producer

Correct answer

A. Apex of food pyramids

Explanation

The correct answer is Apex of food pyramids.

767ForestryMedium

Those chemicals, which are released by one organism but they destroy the other organism are precisely called:

ADepresants

BKairomones

CAllomones

DAllelochemics

Correct answer

D. Allelochemics

Explanation

The correct answer is Allelochemics.

768ForestryMedium

What immediate hazard is likely to occur if the temperature of the earth rises by 5?C?

AInundation of coastal towns

BMelting of polar ice

CDestruction of phytoplanktons

DIncrease in productivity

Correct answer

B. Melting of polar ice

Explanation

The correct answer is Melting of polar ice.

769ForestryMedium

To eat and being eaten relationship is called:

AFood web

BSymbiosis

CPhagocytosis

DFood chain

Correct answer

D. Food chain

Explanation

The correct answer is Food chain.

770ForestryMedium

Hydrophytes usually have:

AWell developed vascular system

BWell developed aerenchyma

CWell developed root system

DWell developed stomata

Correct answer

B. Well developed aerenchyma

Explanation

The correct answer is Well developed aerenchyma.

PreviousNext

Study this subject

Browse all 1,951 questions in groups of ten. Each question also has a permanent page that Google and students can open directly.

Quick facts

Questions1,951

Study pages196

Current page77

How to learn

Read the question before viewing choices.
Compare the correct answer with alternatives.
Use the quiz after completing a study page.