Explore topic-wise MCQs in Biology.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following is not a harmful effect of consuming tobacco?

A. Bronchitis
B. Stains and smell
C. Pleasure
D. Emphysema
Answer» D. Emphysema
2.

World No Tobacco Day is celebrated on __________

A. 1<sup>st</sup> December
B. 31<sup>st</sup> May
C. 17<sup>th</sup> august
D. 20<sup>th</sup> February
Answer» C. 17<sup>th</sup> august
3.

Passive smokers inhale only 10% of the smoke.

A. False
B. True
Answer» B. True
4.

Which is the habit-forming ingredient of tobacco?

A. Nicotine
B. Tar
C. Catechol
D. Phenol
Answer» B. Tar
5.

Which of the following is not a common method of tobacco consumption?

A. Smoking
B. Chewing
C. Snuffing
D. Injecting
Answer» E.
6.

Tobacco is obtained from ___________

A. <em>Opium poppy</em>
B. <em>Nicotiana tabacum</em>
C. <em>Erythroxylum coca</em>
D. <em>Atropa belladonna </em>
Answer» C. <em>Erythroxylum coca</em>
7.

Which of the following is not a common measure for de-addiction from alcohol?

A. Psychotherapy
B. Thiamine rich diet
C. Giving other drugs
D. Disulfiram
Answer» D. Disulfiram
8.

Which of the following is not a social effect of drinking alcohol?

A. Absenteeism
B. Amnesia
C. Antisocial behaviour
D. Neglect of family
Answer» C. Antisocial behaviour
9.

Which of the following is a serious complication from alcohol consumption that is ultimately fatal?

A. Hepatitis
B. Cholestasis
C. Fatty liver syndrome
D. Liver Cirrhosis
Answer» E.
10.

Which of the following is not an ill effect of drinking alcohol?

A. Gastric disorders
B. Neuritis
C. Free state of mind
D. Sexual dysfunctioning
Answer» D. Sexual dysfunctioning
11.

Alcohol mostly acts as a stimulant.

A. True
B. False
Answer» C.
12.

In our liver, alcohol is converted into acetaldehyde with the help of __________

A. Pyruvate dehydrogenase
B. Alcohol dehydrogenase
C. Acetaldehyde dehydrogenase
D. Lactic acid dehydrogenase
Answer» C. Acetaldehyde dehydrogenase
13.

Which of the following is generally not the reason of developing drinking habit?

A. Relief from pain
B. Unhappy family life
C. Success
D. Pleasure or excitement
Answer» D. Pleasure or excitement
14.

Which of the following is the most commonly consumed and abused intoxicant?

A. Alcohol
B. Amphetamine
C. Morphine
D. Tobacco
Answer» B. Amphetamine