Through their effect on plant growth regulators, what do the temperature and light control in the plants?

  • Option 1)

    Flowering

  • Option 2)

    Closure of stoamata

  • Option 3)

    Fruit elongation

  • Option 4)

    Apical dominance

 

Answers (1)

As discussed in

Functions of Ethylene -

  • Mainly concerned with maturation and ripening of fruits by enhancing respiration rate
  • Stimulates transverse or isodiametric growth
  • Inhabits longitudinal growth
  • Induce flowering in pineapple
  • Promotes Senescence and Abscission
  • Breaks seed and bud dormancy
  • Promotes root growth and root hair formation
  • Promotes female flowers

- wherein

Commercial compound of ethylene - ethephon

 

 

Photoperiodism -

The response of plants to changes in relative lengths of day and night

-

 

 Plant growth hormones (Ethylene) and photoperiodism control flowering.


Option 1)

Flowering

This solution is correct.

Option 2)

Closure of stoamata

This solution is incorrect.

Option 3)

Fruit elongation

This solution is incorrect.

Option 4)

Apical dominance

This solution is incorrect.

Most Viewed Questions

Preparation Products

JEE Foundation + Knockout JEE Main 2025 (Easy Installment)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 3999/-
Buy Now
JEE Foundation + Knockout JEE Main 2024 (Easy Installment)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 3999/-
Buy Now
Knockout JEE Main 2021 (One Month)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 14000/- ₹ 4999/-
Buy Now
Knockout JEE Main 2021

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 22999/- ₹ 9999/-
Buy Now
Knockout BITSAT 2021

It is an exhaustive preparation module made exclusively for cracking BITSAT..

₹ 4999/- ₹ 2999/-
Buy Now
Boost your Preparation for JEE Main 2021 with Personlized Coaching
 
Exams
Articles
Questions