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Fungicides and antibiotics are chemicals...

Fungicides and antibiotics are chemicals that

A

enhance yield and disease resistance

B

kill pathogenic fungi and bacteria, respectivley

C

kill all pathogenic microbes

D

kill pathogenic bacteria and fungi, respectively

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The correct Answer is:
A
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Assertion :- Plant breeding for disease resistance is of ecological concern along with increase yield. Reason :- It reduces the dependence on use of fungicides and bacteriodie chemicals.

ARIHANT NEET-PLANT BREEDING AND TISSUE CULTURE -Chapter exercises Taking it together
  1. In tissue culture why does culture medium contain sugar?

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  2. Which one of the following statements regarding pomato is correct?

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  3. Hybrid vigour is best maintained in crops by

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  4. Rice variety named ADT-37 is formed as a result of cross between

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  5. A cybrid is hybrid carrying

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  6. The reason for vegetatively reproducing crop plants for maintaining hy...

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  7. The reason why some mutations which are harmful do not get eliminated ...

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  8. Which one of the following pairs is correclty matched?

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  9. In Tobacco callus, which one shall induce shoot differentiation in com...

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  10. Tissue culture technique can produce indefinite number of new plants f...

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  11. In callus culture, roots can be induced by the supply of

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  12. Hardening in tissue culture is

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  13. Select the incorrect statement:

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  14. Fungicides and antibiotics are chemicals that

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  15. The biggest constraint of plant breeding is

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  16. Several South Indian states raise 2-3 crops of rice annually. The agro...

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  17. In virus-infected plants the meristematic tissues in both apical and a...

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  18. Which one of the following combination would a sugarcane farmer look f...

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  19. What is the basis of tissue culture technique that enables the cloning...

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  20. The term 'totipotency' refers to the capacity of a

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