Biology MCQ Questions with answers

Here Important Biology MCQ questions are added which are frequently asked in almost all the examinations. You can check the correct answer of any question on clicking the show answer button or on option itself. The Correct answer will be displayed below. You can share any question with your friends on whatsapp by tapping whatsapp button.

Learn Biology mcqs in hindi here.

Learn Biology MCQs [Page 6 ]

M

Madan • 7.44K Points
Tutor III Biology

Q) Plants are killed in winter by frost

  • (A) because of desiccation and mechanical damage to the tissues
  • (B) because no photosynthesis takes place at such low temperature
  • (C) because respiration ceases at such low temperature
  • (D) because there is no transpiration
Show Answer Discuss Share
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

M

Madan • 7.44K Points
Tutor III Biology

Q) One of the following is most suitable for study of mutations

  • (A) Haploids
  • (B) Diploids
  • (C) Tetraploids
  • (D) Polyploid
Show Answer Discuss Share
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

M

Madan • 7.44K Points
Tutor III Biology

Q) One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better. Which of the following is the most likely reason for the doctor's statement?

  • (A) Having waited a day, it is too late to take an antibiotic
  • (B) You need an antiseptic, not an antibiotic
  • (C) You need to be vaccinated instead of taking an antibiotic
  • (D) You are infected by a virus
Show Answer Discuss Share
Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

M

Madan • 7.44K Points
Tutor III Biology

Q) Plants that grow under average temperature and moisture are called:

  • (A) halophytes
  • (B) hydrophytes
  • (C) mesophytes
  • (D) xerophytes
Show Answer Discuss Share
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

M

Madan • 7.44K Points
Tutor III Biology

Q) Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of

  • (A) hormones
  • (B) enzymes
  • (C) proteins
  • (D) vitamins
Show Answer Discuss Share
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

M

Madan • 7.44K Points
Tutor III Biology

Q) Mutation is

  • (A) a factor responsible for plant growth
  • (B) a change which affects the offspring of F2 generation only
  • (C) a change that is inherited
  • (D) a change which affects the parents
Show Answer Discuss Share
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

Jump to

Tags: Biology mcqs, important mcqs of Biology, Biology important Biology mcqs, mcqs on Biology, important mcqs on Biology, mcqs of Biology

Attempt 200+ Quizzes on Biology

Download our easy to use, user friendly Android App from Play Store. And learn MCQs with one click.

Image

Select Subject

Click on subject to learn MCQs of that subject.