General awareness:
GENERAL SCIENCE practice MCQS with Answers for APPSC & SSC CGL and CHSL 2022
1. A concave lens always forms an image which is (SSC CGL 2010)
(a) real and erect
(b) virtual and erect
(c) real and inverted
(d) virtual and inverted
ANS (B)
2. A vitamin requires cobalt for its activity. The vitamin is (SSC CGL 2010)
(a) Vitamin B12
(b) Vitamin D
(c) Vitamin B2
(d) Vitamin A
ANS (A)
3. One of the constituents of tear gas is
(a) Ethane
(b) Ethanol
(c) Ether
(d) Chloropicrin
ANS (D)
4. The modulus of rigidity is the ration of (SSC CGL 2010)
(a) longitudinal stress to longitudinal strain
(b) Volume stress to volume strain
(c) shearing stress to shearing strain
(d) tensile stress to tensile strain
ANS (B)
5. The propagation of sound waves in a gas involves (SSC CGL 2010)
(a) adiabatic compression and refraction
(b) isothermal compression and rarefaction
(c) isochoric compression and rarefaction
(d) isobaric compression and rarefaction
ANS (A)
6. An stomic clock is based on transitions in (SSC CGL 2010)
(a) Sodium
(b) Caesium
(c) Magnesium
(d) Aluminium
ANS (B)
7. Plasma membrane in eukaryotic celle is made up of (SSC CGL 2010)
(a) Phospholipid
(b) Lipoprotein
(c) Phospholpo-protein
(d) Phospho-protein
ANS (A)
8. Which one of the following is also called the 'power plants' of the cell ? (SSC CGL 2010)
(a) Golgi body
(b) Mitochondrion
(c) Ribosome
(d) Lysosome
ANS (B)
9. What is the chemical name of vinegar ? (SSC CGL 2010)
(a) Citric acid
(b) Acetic acid
(c) Pyruvic acid
(d) Malic acid
ANS (B)
10. Which of the following is not a property of heavy water ? (SSC CGL 2010)
(a) Boiling point of heavy water is lower than that of, ordinary water
(b) Density of heavy water is higher than that of ordinary water
(c) Freezing point of heavy water is higher than that of ordinary water
(d) It produces corrosion
ANS (A)
NOTE :-
FRESH BATCH ADMISSIONS ARE GOING ON,
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