Home
Class 12
BIOLOGY
Species diversityas we move away from th...

Species diversity______as we move away from the _______towards_____.
(a) decreases, equator, poles
(b) increases, equator, poles
(c) decreases, poles, equator
(d) none of these

A

decreases, equator, poles

B

increases, equator, poles

C

decreases, poles, equator

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A

The biodiversity shows a latitudinal and altitudinal gradients. The species diversity decreases as we move away from the equator towards the poles with very few exceptions, tropics harbour more species than temperature or polar areas.
Promotional Banner

Similar Questions

Explore conceptually related problems

Species diversity______as one moves from high to low altitudes. (a) increase (b) decreases (c) first increases then decreases (d) first decreases then increases

Assertion: Temperature values are maximum at the equator and decreases towards the poles. Reason:Vegetation is same from the equator to the poles.

When a body is taken from poles to equator on the Earth, its weight:

Why a body weighs less at the equator than at the poles?

If the function f(x) increases in the interval (a , b),a n dvarphi(x) [f(x)]^2 , then varphi(x) increases in (a , b) varphi(x) decreases in (a , b) we cannot say that varphi(x) increases or decreases in (a , b)dot none of these

Column I, Column II a)A circular plate is expanded by heat from radius 6 cm to 6.06 cm. Approximate increase in the area is, b)If an edge of a cube increases by 2%, then the percentage increase in the volume is, c)If the rate of decrease of (x^2)/2-2x+5 is thrice the rate of decrease of x , then x is equal to (rate of decrease in nonzero)., d)The rate of increase in the area of an equailateral triangle of side 30c m , when each side increases at the rate of 0. 1c m//s , is, p. 5 q. 0.72 pi r. 6 s. (3sqrt(3))/2