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Class 11 Biology: Plant Growth and Development — Chapter Test 1

Class 11 • Biology • Plant Growth and Development • Chapter Test

MediumFREE

15

Questions

20 min

Duration

15

Marks (1 each)

No

Negative marking

Original practice questions with full solutions by ExamPortal.

Instructions

  • • Read each question carefully and pick the correct answer.
  • • You can mark questions for review and come back to them.
  • • Answers are saved automatically.
  • • The test is submitted automatically when time runs out.

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This test is completely free.

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SYLLABUS & QUESTION BLUEPRINT

Sample Practice Questions

Preview 5 sample questions from this 15-question test. Test your knowledge below or take the full exam in timed CBT mode.

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Question 1 of 15
The hormone that promotes cell elongation and apical dominance is:
A
ethylene
B
auxin
C
abscisic acid
D
cytokinin
View Correct Answer & Step-by-Step Solution
Correct Option:(B)auxin

Detailed explanation is available inside the official test attempt review.

Question 2 of 15
The hormone that promotes fruit ripening is:
A
auxin
B
ethylene
C
gibberellin
D
cytokinin
View Correct Answer & Step-by-Step Solution
Correct Option:(B)ethylene

Detailed explanation is available inside the official test attempt review.

Question 3 of 15
The 'stress hormone' in plants is:
A
gibberellin
B
abscisic acid
C
auxin
D
cytokinin
View Correct Answer & Step-by-Step Solution
Correct Option:(B)abscisic acid

Detailed explanation is available inside the official test attempt review.

Question 4 of 15
Cytokinins promote:
A
senescence
B
cell division
C
dormancy
D
abscission
View Correct Answer & Step-by-Step Solution
Correct Option:(B)cell division

Detailed explanation is available inside the official test attempt review.

Question 5 of 15
Gibberellins are used to:
A
cause dwarfism
B
increase stem length (e.g. in sugarcane)
C
ripen fruits
D
close stomata
View Correct Answer & Step-by-Step Solution
Correct Option:(B)increase stem length (e.g. in sugarcane)

Detailed explanation is available inside the official test attempt review.

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Frequently asked questions

How many questions are there in Class 11 Biology: Plant Growth and Development — Chapter Test 1?

There are 15 questions to answer in 20 min. Each correct answer gives 1 mark, for a total of 15 marks.

Is there negative marking?

No. Wrong answers do not lose marks, so attempt every question.

Is this mock test free?

Yes, it is completely free. Just log in with your email to start.

What does this test cover?

It covers the chapter "Plant Growth and Development" of Class 11 Biology. All questions are original, with a full solution for each.

Will I see my result and the solutions?

Yes. Right after you submit you get your score, accuracy, rank and percentile, and you can review every question with the correct answer and a step-by-step explanation.

Can I take this test again?

Yes, you can retake it as many times as you like and compare your scores.