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If a plant need 10 hours darkness than identify the condition under which it will flower

I. 14 hours day period

II. 10 hours dark period

III. 9 hours dark period

IV. 9 hours dark period

Choose the correct option

a)

I and III

b)

II and III

c)

I and IV

d)

I and II


Question ID - 5433 | Toppr Answer

If a plant need 10 hours darkness than identify the condition under which it will flower

I. 14 hours day period

II. 10 hours dark period

III. 9 hours dark period

IV. 9 hours dark period

Choose the correct option

a)

I and III

b)

II and III

c)

I and IV

d)

I and II

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

Condition in which the duration of dark period is less than the critical period of time does not promote flowering. Hence, SDP are called dark nigh plants. Even a fraction of second interruption during night could fail the flowering



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