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Parthenocarpic tomato fruits can be prod...

Parthenocarpic tomato fruits can be produced by

A

removing androecium of flowers before pollen grains are released

B

treating the plants with low concentrations of gibberellic acid and auxins

C

raising the plants from vernalized seeds

D

treating the plants with phenylmercuric acetate

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SARAS PUBLICATION-MODEL QUESTION PAPER 4-EXERCISE
  1. Which of the following plant species. You would select for the product...

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  2. Two plants can be conclusively , said to belong to the same species, i...

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  3. Parthenocarpic tomato fruits can be produced by

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  4. Identify the type of ovule, where the nucellus acquires a horse - shoe...

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  5. In your opinion, which is the most effective way to conserve the plant...

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  6. The most likely reason for the development of resistance against pesti...

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  7. When a diploid female plant is crossed with a tetraploid male, the plo...

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  8. Common indicator organism of water pollution is

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  9. Which of the following plants are used as green manure in crop fields ...

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  10. Ergot of rye is caused by a species of

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  11. One genes one enzyme rela¬ tionship was established

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  12. In an annual ring, the light coloured part is brown'as

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  13. Which one of the following is a pseudocarp?

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  14. Boron in green plants assists in

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  15. Which statement about photosynthesis is false?

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  16. FAD is electron acceptor during oxidation of the following.

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  17. One set ofa plantswas grown at 12 hrs day and 12hrs night period cycle...

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  18. In which one of the following is living fossil?

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  19. Sexual reproduction in Spirogyra is an advanced feature because it sho...

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  20. Introduction of food plants developed by genetic engi neering is not d...

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