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Who first suggested presence of growth r...

Who first suggested presence of growth regulatory chemicals in plants ?

A

1)Darwin

B

2)Went

C

3)Sachs

D

4)Paal

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The correct Answer is:
A
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TRUEMAN BIOLOGY-PLANT GROWTH AND DEVELOPMENT AND PLANT MOVEMENTS -MULTIPLE CHOICE QUESTIONS
  1. A natural growth regulator is

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  2. Abscisic acid controls/ promotes

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  3. Who first suggested presence of growth regulatory chemicals in plants ...

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  4. Banana is natural parthenocarpic fruit due to

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  5. Low concentraion of auxin inhibits growth in

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  6. To secure a good crop of tea leaves from a single healthy plant, the g...

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  7. A hormone used to induce root formation in horticulture

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  8. In plants auxin synthesis. with high concentration occurs in

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  9. Homones are translocated through

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  10. The rosette habit of cabbage can be changed by applicaton of

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  11. Dwarf plants can be grown into tall plants with the help of

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  12. Hormone similar to animal steroidal hormone is

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  13. A hormone which can substitute effect of cold treatment and photoperio...

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  14. Which of the following phytohormones replaces male flowers with female...

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  15. Which hormones help in breaking the dormancy of seed ? (a) ABA (b)...

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  16. Bakanae disease in Japan was due to a fungus known as

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  17. From which was zeatin isolated ?

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  18. Which of the following type of phytohormones resemble the nucleic acid...

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  19. Male hormone in plant is

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  20. Which of the following is indispensable in all culture

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