MCQ
$A$ habitat is constituted by
- APredators and pathogens
- ✓Abiotic and biotic factors
- CClimatic and edaphic factors
- DTopographic, climatic and edaphic factors
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| | Column A | | Column B |
| i. | Lady bird | a. | Methano bacterium |
| ii. | Mycorrhiza | b. | Trichoderma |
| iii. | Biological control | c. | Aphids |
| iv. | Biogas | d. | Glomus |
Statement $I:$ $RNA$ mutates at a faster rate.
Statement $II$: Viruses having RNA genome and shorter life span mutate and evolve faster.
In the light of the above statements, choose the correct answer from the options given below:
$I.$ Natural selection is essential for evolution
$II.$ Natural selection do not include variations
$III.$ Concept of natural selection was given by Hugo de Vries
$IV.$ Mutation is the sudden inheritable change
$V.$ Synthetic theory is also called Neo-Darwinism theory of evolution The correct combination is a