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Plants normally flowering in winter rema...

Plants normally flowering in winter remain vegetative in summer even if they are kept at winter temperature because

A

Transpiration rate becomes very high during summer

B

Laws of limiting factors are applicable in summer

C

Pollination fails to take place in summer

D

They do not get the required day length during summer

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The correct Answer is:
D
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TRUEMAN BIOLOGY-PLANT GROWTH AND DEVELOPMENT AND PLANT MOVEMENTS -MULTIPLE CHOICE QUESTIONS
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  2. Match list -(Plant homeone ) with List -II (Type -cal physiological ef...

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  3. Plants normally flowering in winter remain vegetative in summer even i...

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  4. Which of the following statements are correct? 1.Gibberellins can su...

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  5. Match list -I List-II and select the correct answer using the codes gi...

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  8. Which one does not exhibit seed dormancy ?

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  10. A long day plant with critical day length of 14 hrs will flower under ...

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  11. Go through the following matches (i) Auxins - Tryptophan (ii) Et...

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  12. Read the following matches (i) Auxins - Promotes abscission of olde...

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