General Knowledge

Science & Technology

Medium

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Leakages in house hold gas cylinders can be detected.

Reason (R): LPG has a strong smell.

In the light of the above statements, choose the most appropriate answer from the options given below:

Both (A) and (R) are correct and (R) is the correct explanation of (A)

Both (A) and (R) are correct but (R) is not the correct explanation of (A)

(A) is correct but (R) is not correct

(A) is not correct but (R) is correct

✅ Correct Option: 3

Assertion is true (leaks can be detected). Reason is false: LPG itself is odourless; ethyl mercaptan is added to it to give a strong smell for leak detection.

2025: 19 May Shift 1

Which of the following are animal hormones?

(A) Auxin

(B) Adrenaline

(D) Oestrogen

Choose the correct answer from the options given below:

2026: 31 May Shift 2

Consider the following statements and choose the correct answer from the options given below:

A. Carbohydrates mainly provide energy to our body.

B. Proteins are body building material.

C. Vitamins help in protecting our body against diseases.

D. Minerals are not play significant role in our body.

Choose the correct answer from the options given below:

2025: 3 June Shift 2

Which of the following features of metal is NOT Correct?

2025: 28 May Shift 2

The force of friction which is introduced when there is no relative motion between the surfaces in contact is called ____________?

2023: 21 May Shift 1

Match List I with List II

LIST I (Scientists)	LIST II (Discoveries)
A. Har Gobind Khorana	I. Discovery of Zero
B. C.V Raman	II. Genetic composition of cell
C. Jagdish Chandra Bose	III. Scattering of light
D. Aryabhata	IV. Measurement of plant growth

Choose the most appropriate answer from the options given below:

2023: 24 May Shift 3

Match List - I with List - II.

List - I (Vitamin)	List - II (Deficiency Disease)
(1) Vitamin - A	(I) Scurvy
(2) Vitamin - C	(II) Rickets
(3) Vitamin - D	(III) Non-clotting of blood
(4) Vitamin - K	(IV) Colour blindness

Choose the most appropriate answer from the options given below:

Solution

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