General Science & Ability MCQs 2019
This list of CSS 2019 General Science MCQs is a key component of effective CSS exam preparation. The questions focus on significant concepts in biology, chemistry, and computer science. Test your knowledge on the number of bones in the human body, the function of nuclear reactor control rods, and the components of blood. This is an essential resource for every CSS aspirant to improve their score.
Blood contains:
A) Red blood cells
B) White blood cells
C) Platelets
D) All of these
Permanent hardness of water is due to the presence of:
A) Calcium bicarbonate
B) Magnesium bicarbonate
C) Calcium sulphate
D) Sodium bicarbonate
H⁺ is yielded by:
A) Acids
B) Alkalis
C) Both A and B
D) None of these
The number of bones in the human body is:
A) 200
B) 202
C) 204
D) 206
The unavailability of internal energy for conversion into mechanical work is called:
A) Entropy
B) Thermodynamics
C) Negentropy
D) None of these
Which vessel provides blood to the liver?
A) Hepatic portal artery
B) Veins
C) Arteries
D) None of these
A bronze medal is made up of which metals?
A) Copper, nickel
B) Copper, tin
C) Copper, silver
D) None of these
What is not included in the Earth’s environment?
A) Lithosphere
B) Stratosphere
C) Biosphere
D) None of these
The loudness of sound depends on its:
A) Wavelength
B) Frequency
C) Amplitude
D) None of these
Control rods of which element are used in a nuclear reactor?
A) Cadmium
B) Copper
C) Graphite
D) None of these