General Science & Ability MCQs 2021
This collection of CSS 2021 General Science MCQs is a fundamental resource for CSS exam preparation. The questions cover a wide range of subjects, including human health, computer systems, and environmental science. Learn about vitamin deficiencies like night blindness, the ozone layer, and the characteristics of planets. Practicing with these questions will not only help you memorize facts but also provide a deeper understanding of the concepts required for the FPSC General Science and Ability paper.
The blue color of the sky is due to:
A) Reflection of light rays
B) Refraction of light rays
C) Scattering of light rays
D) None of these
Which atmospheric layer contains ions and helps in wireless communications?
A) Thermosphere
B) Stratosphere
C) Ionosphere
D) None of these
A covalent bond is between two atoms when they:
A) Share 1 or more protons
B) Share 1 or more electrons
C) Both A and B
D) None of these
The weight of an object on the Moon is ___ the weight of the object on Earth:
A) 1/6th
B) 1/7th
C) 1/8th
D) None of these
What is the name of tropical cyclones in the China Sea?
A) Typhoon
B) Tornado
C) Hurricane
D) None of these
Rotation of the Earth causes:
A) Day
B) Night
C) Both A and B
D) None of these
The Spanish influenza of 1918-19 was caused by which influenza virus?
A) H1N2
B) H3N1
C) H1N1
D) None of these
Artificial noise is a:
A) Vibration
B) Vocal cord
C) Both A and B
D) None of these
The example of cold-blooded animals is/are:
A) Crow, cobra, frog
B) Frog, pigeon, wall lizard, earthworm
C) Penguin, salamander, monkey
D) None of these
A collection of system programs that controls and coordinates the overall operations of a computer system is called:
A) Operating System
B) CPU
C) Software
D) None of these