Variations and Mutations Test 02 Preparation Online

1. Ordinarily the continuous variations are considered?

2. Which of the following is not the example of positive quantitative variations?

3. Continuous variations are small variations from one extreme to the other which are always found amongst members on a same species like variations in shape, colour size, weight etc. These were considered heritable and 'raw materials' for evolution by?

4. Presence of only four digits in hand will be an example of?

5. Ancon sheep of Sethwright's Farm in Massachusetts (America) is example of?

6. Determinate variations are also called?

7. Discontinuous variations are?

8. Determinate variations are?

9. Quantitative discontinuous variations are positive when?

10. Determinate variations are controlled by strong genes or their recombination which are often so strong that the characters continue to develop beyond usefulness, to bearer and ultimately bring extinction of the species. The example of such are?