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Class 12 Biology: Evolution — Chapter Test 1

Class 12 • Biology • Evolution • 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 theory of natural selection was proposed by:
A
Lamarck
B
Charles Darwin
C
Mendel
D
de Vries
View Correct Answer & Step-by-Step Solution
Correct Option:(B)Charles Darwin

Detailed explanation is available inside the official test attempt review.

Question 2 of 15
Organs with similar structure but different functions are called:
A
analogous organs
B
homologous organs
C
vestigial organs
D
fossil organs
View Correct Answer & Step-by-Step Solution
Correct Option:(B)homologous organs

Detailed explanation is available inside the official test attempt review.

Question 3 of 15
Wings of a butterfly and a bird are:
A
homologous organs
B
analogous organs
C
vestigial organs
D
atavistic
View Correct Answer & Step-by-Step Solution
Correct Option:(B)analogous organs

Detailed explanation is available inside the official test attempt review.

Question 4 of 15
Industrial melanism in the peppered moth is an example of:
A
mutation only
B
natural selection
C
artificial selection
D
genetic drift only
View Correct Answer & Step-by-Step Solution
Correct Option:(B)natural selection

Detailed explanation is available inside the official test attempt review.

Question 5 of 15
The Miller–Urey experiment produced:
A
DNA
B
amino acids from simple gases
C
living cells
D
proteins directly
View Correct Answer & Step-by-Step Solution
Correct Option:(B)amino acids from simple gases

Detailed explanation is available inside the official test attempt review.

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Frequently asked questions

How many questions are there in Class 12 Biology: Evolution — 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 "Evolution" of Class 12 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.