Explore a curated collection of the most frequently asked Multiple Choice Questions (MCQs) in Everyday Science, perfect for competitive exams such as CSS, PMS, Inspector, ASI, Sub-inspector, Constable, FPSC, PPSC, ETEA, FIA, as well as opportunities in the Police, Army, Navy, Airforce, IB, MOFA, ASF, LHC, Educators, and various government and private job sectors. These MCQs have been carefully selected from past papers.
1. How is heat transferred in gases?
A. radiation
B. convection
C. conduction
D. none
2. What is the energy of matter in motion called?
A. Potential Energy
B. Projectile
C. Kinetic energy
D. Resistance
3. For a fixed mass of gas at a constant temperature, what happens to the pressure if we decrease the volume?
A. also decrease
B. increase
C. remains constant
D. none of these
4. What is the Angstrom unit used to measure?
A. Length
B. Force
C. Heat
D. Resistance
5. What is the SI unit of “pressure”?
A. Pascal
B. Joule
C. Tesla
D. Henry
6. What is the lowest audible frequency for the human ear?
A. 20 Hz
B. 22 Hz
C. 23 Hz
D. None
7. What are common food sources of Vitamin A?
A. White sugar, honey, and sugar cane
B. Milk, eggs, butter, cheese, cream, and liver
C. Broccoli, apricots, cantaloupe, carrots, sweet potato, spinach
D. Both A. and C.
8. What is the study of vegetable growing called?
A. Olericulture
B. Horticulture
C. Dendrology
D. None of these
9. What is the approximate intensity level of sound that can cause damage to the eardrum?
A. 60 dB
B. 20 dB
C. 100 dB
D. 160 dB
10. What is the total number of cingula in each dentition?
A. 6
B. 12
C. 24
D. 32
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