PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoIn each of the following questions a statement of assertion (A) is given and a corresponding statement of reason (R) is given just below it. Mark the correct statement as:
a. If both A and R are true and R is correct explanation of A
b. If both A and R are true but R is not the correct explanation of A
c. A is true but R is false
d. Both A and R are false
a. If both A and R are true and R is correct explanation of A
b. If both A and R are true but R is not the correct explanation of A
c. A is true but R is false
d. Both A and R are false
1.
| Assertion (A): | Hybrid is superior than either of its parents. |
| Reasoning (R): | Hybrid vigour is lost upon inbreeding. |
2.
| Assertion (A): | Colchicine reduces the chromosome number. |
| Reasoning (R): | It promotes the movement of sister chromatids to the opposite poles. |
3.
| Assertion (A): | rDNA is superior over hybridisation techniques. |
| Reasoning (R): | Desired genes are inserted without introducing the undesirable genes in target organisms. |
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