CSS 2025 General Science & Ability Practice Test

Question 1

Process of adding vitamins to milk is known as:

Accepted Answer

B. Fortification

Question 2

The fastest enzyme is:

Accepted Answer

C. Carbonic anhydrase

Question 3

Cement factory labourers are prone to:

Accepted Answer

B. Cytosilicosis

Question 4

In the structure of fiber, the light is guided through the core due to total internal:

Accepted Answer

A. Reflection

Question 5

Which of the following is used as a stabilizer in ice cream?

Accepted Answer

C. Gelatin

Question 6

Which of the following products can be prepared using raw guava?

Accepted Answer

C. Both (A) and (B)

Question 7

The process of preserving meat by stewing in a covered earthenware jug is called:

Accepted Answer

B. Jugging

Question 8

Which of the following class has the largest number of animals?

Accepted Answer

B. Insects

Question 9

Maximum amount of carbohydrates are obtained from:

Accepted Answer

C. Whole grain food

Question 10

Which of the plant group needs both land and water to complete their life cycle?

Accepted Answer

A. Bryophyta

Question 11

Perinatal transmission is said to occur when a pathogen is transmitted from:

Accepted Answer

C. Mother to infant

Question 12

Global winds towards western direction are known as:

Accepted Answer

A. Trade winds

Question 13

Which of the following source of energy is caused by uneven heating of earth’s surface?

Accepted Answer

A. Wind

Question 14

Most major Tsunamis are produced by earthquakes with hypocenters less than:

Accepted Answer

B. 40 km

Question 15

Blue dwarfs’ and ‘Red giants’ respectively refer to:

Accepted Answer

C. Old star and Young star