Pakistan Current Affairs MCQs

Which of the following do not belong to queues for processes?

A. Job Queue B. PCB queue C. Device Queue D. Ready Queue Explanation: PCB queue does not belong to queues for processes. PCB is a process…

5 years ago

What is the number of known crystalline phases of water ________?

A. 4 B. 8 C. 17 D. 15 Explanation: Ice is the name given to any one of the 15 known…

5 years ago

Cotyledons are very Important because they ________?

A. Store Food B. Store Water C. Store Air D. None of these Explanation: The cotyledon encourages leaf growth in a…

5 years ago

The process in which seed grows in to a new plant is called ______?

A. Fertilization B. Germination C. Vernalization D. None of these Explanation: Germination - the process of growing a new plant from a seed.

5 years ago

Boiling point of pure water is __________?

A. 90’C B.  97’C C. 100’C D. None of these Explanation: At sea level, pure water boils at 212 °F (100°C).

5 years ago

The atmospheric air is held to the Earth by?

A. gravity B. winds C. clouds D. rotation of the Earth Explanation: The atmosphere is held around the Earth by gravity. Gravity pulls gas molecules…

5 years ago

Intensity of gravitational field of earth is maximum at?

A. Poles B. Equator C. Center of earth D. Surface Explanation: The earth is an oblate spheroid, and that means it…

5 years ago

According to the theory of relativity, which of the following always remains constant ?

A. Length of an object B. Time C. Space D. Velocity of light Explanation: One of the oddest things about…

5 years ago

The most distant human-made object sent into the space is?

A. Voyager 1 B. Pioneer 10 C. Eris D. New Horizon Explanation: The most distant human-made object is the spacecraft Voyager…

5 years ago