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Class 12 Biology — Full Syllabus Test 1

Class 12 • Biology • Full Syllabus

MediumFREE

30

Questions

45 min

Duration

30

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.

Access

This test is completely free.

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SYLLABUS & QUESTION BLUEPRINT

Sample Practice Questions

Preview 5 sample questions from this 30-question test. Test your knowledge below or take the full exam in timed CBT mode.

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Question 1 of 30
The nutritive tissue of the anther wall is the:
A
endothecium
B
tapetum
C
epidermis
D
middle layer
View Correct Answer & Step-by-Step Solution
Correct Option:(B)tapetum

Detailed explanation is available inside the official test attempt review.

Question 2 of 30
Ovulation is triggered by a surge of:
A
FSH
B
LH
C
progesterone
D
oxytocin
View Correct Answer & Step-by-Step Solution
Correct Option:(B)LH

Detailed explanation is available inside the official test attempt review.

Question 3 of 30
Copper-T is a type of:
A
oral pill
B
intrauterine device (IUD)
C
barrier method
D
surgical method
View Correct Answer & Step-by-Step Solution
Correct Option:(B)intrauterine device (IUD)

Detailed explanation is available inside the official test attempt review.

Question 4 of 30
Down's syndrome is caused by trisomy of chromosome:
A
18
B
21
C
13
D
X
View Correct Answer & Step-by-Step Solution
Correct Option:(B)21

Detailed explanation is available inside the official test attempt review.

Question 5 of 30
DNA fingerprinting uses:
A
whole genes
B
VNTRs (repetitive DNA)
C
proteins
D
RNA only
View Correct Answer & Step-by-Step Solution
Correct Option:(B)VNTRs (repetitive DNA)

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 — Full Syllabus Test 1?

There are 30 questions to answer in 45 min. Each correct answer gives 1 mark, for a total of 30 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 full Class 12 Biology syllabus. 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.