section 15 MCQ Questions & Answers Detailed Explanation

MOST IMPORTANT general science mcq - 16 EXERCISES

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The following question based on vitamins, nutrition, health, disease and treatment topic of general science mcq

Questions : HIV does not spread AIDS through

(a) Mosquito bites

(b) HIV infected blood

(c) Unsterilised needles

(d) Unprotected sex

The correct answers to the above question in:

Answer: (a)

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Question : 1

“Athlete’s Foot” is a disease’ caused by

a) Protozoan

b) Bacteria

c) Fungus

d) Nematode

Answer: (c)

Question : 2

Match List-I with List-II and select the correct answer using the code given below the lists.

List-I (Radioisotope) List-II (Diagnostic use)
A. Arsenic-74 1. Activity of thyroid gland
B. Cobalt-60 2. Blood disorder
C. Iodine-131 3. Tumour
D. Sodium-24 4. Cancer
Match the two columns, and choose the correct option from those given. Code: (A), (B), (C), and (D)

a) 3 4 1 2

b) 1 2 3 4

c) 4 3 1 2

d) 4 3 2 1

Answer: (a)

Question : 3

Which of the following is not a genetic disorder?

a) Irritable Bowel Syndrome (IBS)

b) Down-syndrome

c) Haemophilia

d) Sickle Cell Anaemia

Answer: (a)

Question : 4

Photosynthesis is an important mode of autotrophic nutrition. The event which does not occur in photosynthesis is

a) Oxidation of carbon to carbondioxide

b) Conversion of light energy to chemical energy

c) Reduction of carbon dioxide to carbohydrate

d) Absorption of light energy by chlorophyll

Answer: (a)

Question : 5

Which of the following disease is caused by protozoa?

a) Pneumonia

b) Cholera

c) Diphtheria

d) Malaria

Answer: (d)

Question : 6

Damage to thymus in a child may lead to:

a) a reduction in stem cell production

b) loss of antibody mediated immunity

c) a reduction in haemoglobin content of blood

d) loss of cell mediated immunity

Answer: (d)

Thymus gland is a type of endocrine gland that secretes peptide harmone called thymosine. Thymosine plays a major role in differentiation of T-lymphocytes which provide cellmediated immunity.

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