Embibe Experts Solutions for Chapter: Plant Growth and Development, Exercise 3: Level 3

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Embibe Experts Biology Solutions for Exercise - Embibe Experts Solutions for Chapter: Plant Growth and Development, Exercise 3: Level 3

Attempt the practice questions on Chapter 15: Plant Growth and Development, Exercise 3: Level 3 with hints and solutions to strengthen your understanding. Biology Crash Course NEET solutions are prepared by Experienced Embibe Experts.

Questions from Embibe Experts Solutions for Chapter: Plant Growth and Development, Exercise 3: Level 3 with Hints & Solutions

EASY
NEET
IMPORTANT

What is not true about auxin?

EASY
NEET
IMPORTANT

Read the given statements and find incorrect ones
(i) Cytokinin is primarily concerned with cell division.
(ii) C2H4 breaks seed and bud dormancy
(iii) ABA stimulates the opening of stomata.
(iv) C2H4 initiates germination in peanut seeds, sprouting of potato tubers.
(v) ABA is synergistic to GA.

MEDIUM
NEET
IMPORTANT

Match Column I with II and select the correct option from the codes given below.

  I   II
(a) Auxin (i) Fruit ripening
(b) Cytokinins (ii) Phototropism
(c) Abscisic acid (iii) Antagonist to GAs
(d) Ethylene (iv) Growth of lateral buds

MEDIUM
NEET
IMPORTANT

What will be effect on curvature if gelatin is placed between coleoptile tips and the coleoptile and then exposed to unidirectional light?

HARD
NEET
IMPORTANT

Cabbage is a biennial plant that produces flowers in the second year of growth. In an attempt to make it flower in a single year, four potted plants of cabbage were subjected to different temperatures for several days as given in the table.

Potted plant Temperature
I
5°C
II 20°C
III 30°C
IV 25°C

Which potted plant will show flowering?

EASY
NEET
IMPORTANT

A young dicot seedling (e.g., soyabean) is laid horizontally on a surface and is subjected to gravity stimulus. The shoot bends in upward direction and the root bends in downward direction. Which out of the following is the possible reason for this movement?

MEDIUM
NEET
IMPORTANT

Seed germination is the sprouting of a seed and growth of the embryo present inside the seed into a seedling or young plant capable of independent existence. Refer to the given figure showing seed germination and mark the incorrect option.

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EASY
NEET
IMPORTANT

Charles Darwin and his son, Francis experimented with phototropism of grass seedlings by placing a metal foil blindfold over different parts of the seedling's coleoptile. A simplified version of their results is shown below. Which of the following statements best explains their results?

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