Home
Class 12
BIOLOGY
What is the total number of species pres...

What is the total number of species present on earth as estimated by Robert May ?
(a) 3 million
(b) 5 million
(c) 7 million
(d) 9 million

A

3 million

B

5 million

C

7 million

D

9 million

Text Solution

Verified by Experts

The correct Answer is:
C
Robert May estimated that about 7 millon species are present on earth.
Promotional Banner

Similar Questions

Explore conceptually related problems

A more conservative and scientifically sound estimate about the total number of species present on earth, was made by (a) Robert May (b) Paul Ehrlich (c) David Tilman (d) Both A and B

Which of the following statements regarding the estimates of number of species found on earth is not correct ? (a) Total number of species present on earth are considered to be about 7 million as estimated by Robert May. (b) Plants constitute more than 70% of all the species recorded, whereas animals constitute less than 22% of the total number of species. (c) Insects constitute more than 70% of all the animal species. (d) None of these

Presently, total number of biodiversity hotspots in the world is (a) 25 (b) 34 (c) 37 (d) 40

What is the gravitational potential energy of the Earth and sun ? The Earth to sun distance is arouund 150 million Km . The mass of the Earth is 5.9 xx 10^(24) kg and the mass of the sun is 1.9 xx 10^(30) kg.

The total number of solution of cosx=sqrt(1-sin2x) in [0,2pi] is equal to 2 (b) 3 (c) 5 (d) none of these

The total number of solution of |cotx|=cotx+1/(sinx),x in [0,3pi] , is equal to 1 (b) 2 (c) 3 (d) 0

The number of planes that are equidistant from four non-coplanar points is a. 3 b. 4 c. 7 d. 9