CSS General Science and Ability Paper 2023 Solved MCQs
1) Electromagnetic waves, which are used for satellite communication, are____
(a) Radio waves and Microwaves
(b) Infrared and Ultraviolet
(c) Gamma rays and X-rays
(d) Visible light and Radio waves
2) What does monochromatic mean?
(a) A variety of colours
(b) A single wavelength
(c) A single colour
(d) A variety of wavelengths
3) Health Organization (WHO)?
(a) Cholera
(b) Malaria
(c) Tuberculosis
(d) HIV/AIDS
4) The formula for the total surface area of a cone is Lateral Surface Area =
(a) лr(h+ r)
(b) 2xrh
(c) лr2 + 2лrh
(d) лr2
5) What is the mass of a neutron star compared to the mass of the Sun?
(a) 2.35 times greater
(b) 2.35 times lower
(c) Half of the Sun
(d) Twice of the Sun
6) What type of cloud is a cumulonimbus cloud?
(a) Stratus
(b) Cumulus
(c) Nimbostratus
(d) Cumulonimbus
7) In presence of H202, which of the following is more acidic?
(a) H20
(b) H202
(c) CO2
(d) 02
8) What material is used to make LEDs?
(a) Silicon & Gallium arsenide
(b) Copper & Silver
(c) Gold & Silver
(d) Silver & Aluminum
9) What is a Nematode?
(a) An insect
(b) A crustacean
(c) A mammal
(d) A worm
10) Which of the following is not one of the five types of Hepatitis?
(a) Hepatitis F
(b) Hepatitis A
(c) Hepatitis C
(d) Hepatitis E
11) What type of rock is marble?
(a) Igneous
(b) Metamorphic
(c) Sedimentary
(d) Volcanic
12) What are synoptic weather charts used for?
(a) To predict the weather
(b) To identify air masses
(c) To locate pressure systems
(d) To detect areas of precipitation