Deforestation is one of the sources of pollution because: - Vidyadip

MCQ

Deforestation is one of the sources of pollution because:

A
It increases the oxygen levels produced
✓
It decreases the oxygen levels produced
C
It causes fertilizers to wash away in the water
D
None of the above

✓

Answer

Correct option: B.

It decreases the oxygen levels produced

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Similar questions

Column 2 is a list of items related to ideas in Column 1. Match the term in Column 2 with the suitable idea given in Column 1.

Column 1	Column 2
(i) Superior vena cava	(a) Collect deoxygenated blood from the wall of the heart.
(ii) Inferior vena cava	(b) Carry oxygenated blood to heart muscle.
(iii) Pulmonary vein	(c) Collects deoxygenated blood from upper part.
(iv) Coronary veins	(d) Collects deoxygenated blood from lower parts.
(v) Coronary artery	(e) Brings oxygenated blood from lungs.
(vi) Aorta	(f) Large artery
(vii) Heart attack	(g) Large vein
(viii) Blood Pressure	(h) Oxygenated blood
(ix) Tricuspid valve	(i) Sphygmomanometer
(x) Bicuspid valve	(j) Allows blood flow from right auricle to right ventricle.
(xi) Contraction and relaxation of heart	(k) Blocking of coronary arteries.
	(l) Cardiac muscle.
	(m) Allows blood flow from left auricle to left ventricle.
	(n) Allows blood flow from right ventricle of pulmonary aorta.

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