BIO IMPORTANT MCQ

 1. Which vitamin is needed to prevent Xero-phthalmia?

A. A

B. B

C. C

D. D

Ans:  A

2. Why the white blood corpuscles are popularly called "soldiers of the body”?

A. March at a regular pace

B. Appear uniform

C. Defend the body

D. Disciplined

Ans: C

3.  Hepatitis is a general term for a disease that is caused by:

A. Viruses

B. Bacteria

C. Parasites

D. All the above

Ans: A

4. Which among the following is not an example of carbohydrate?

A. Maltose

B. Fructose

C. Glycogen

D. Glycine

Ans: D

5. Which one of the following is not correctly matched?

A. Haemoglobin: Skin

B. Vitamin C: Scurvy

C. Carbohydrate: Potato

D. Fat: Butter

Ans: A

6. Which is a communicable disease?

A. Asthma

B. Scurvy

C. Measles

D. Diabetes

Ans: C

7. Which one of the following is not correctly matched?

A. Tuberculosis: Lungs

B. Filaria: Lymph nodes

C. Encephalitis: Heart

D. Leukaemia: Blood cells

Ans: C

8. Which of the following has the highest protein content per gram?

A. Groundnut

B. Soyabean

C. Apple

D. Wheat

Ans: B

9. Which of the following have Alpha-keratin as protein?

A. Blood

B. Eggs

C. Skin

D. Wool

Ans: D

10.  Mushrooms are/can be:  

A. A variety of fungus

B. Fleshy, fruiting bodies of the fungus

C. Grown in small sheds or plots

D. All the above

Ans: D

1. Which one of the following pairs is not correctly matched?

A. Becquerel: Radioactivity

B. Alexander Fleming: Penicillin

C. Louis Pasteur: Blood groups

D. William Harvey: Blood circulation

Ans: C

2. Which of the following is a sexually transmitted disease?

A. Leukaemia

B. Hepatitis

C. Colour Blindness

D. All of the above

Ans: C

3. Which one of the following systems of the body is primarily attacked by the HIV?

A. Cardiovascular

B. Immune

C. Respiratory

D. Reproductive

Ans: B

4. In the human body, the blood enters the aorta of the circulatory system from the:

A. Left atrium

B. Left ventricle

C. Right atrium

D. Right ventricle

Ans: B

5. Which one of the following plant nutrients is not supplemented in the soil for growing legumes?

A. Nitrogen

B. Potassium

C. Phosphorus

D. None of these

Ans: B

6. Which of the following are known as the suicide bags of cells?

A. Ribosomes

B. Golgi bodies

C. Lysosomes

D. Nucleoli

Ans: C

7. Chromosome complement in Turner's syndrome is

A. 47; XXY

B. 45; XO

C. 46; XX

D. 47; XYY

Ans: B

8. Excess of amino acids is broken down to form urea in:

A. Kidney

B. Liver

C. Spleen

D. Rectum

Ans: A

9. If a person can see an object clearly when it is placed at about 25cm away from him, he is suffering from:  

A. Myopia

B. Hyper- myopia

C. Astigmatism

D. None of the above

Ans: D

10. Who among the following discovered the anti-rabies vaccine?

A. Edward Jenner

B. James Lind

C. Louis Pasteur

D. Robert Koch

Ans:  C