Column-I | Column-II | ||
A. | Tansley | (i) | Gave the term ecology |
B. | Ramdeo Mishra | (ii) | Father of ecology |
C. | Reiter | (iii) | Correctly defined ecology |
D. | Ernst Haeckel | (iv) | Gave the term ecosystem |
Assertion: In a food chain, members of successive higher levels are fewer in number.
Reason: Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.
1. Both Assertion & Reason are true and Reason is the correct explanation of Assertion
2. Both Assertion & Reason are true but Reason is not the correct explanation of Assertion
3. Assertion is true statement but Reason is false.
4. Both Assertion and Reason are false statements.