GENERAL SCIENCE #14
MULTIPLE CHOICE QUESTIONS
1. What
is the boiling point of mercury?
(a) 100⁰C
(b) 250⁰C
(c) 1338⁰C
(d) 356.7⁰C
Answer:
(d)
2. What
is the melting point of iron?
(a) 63⁰C
(b) 1538⁰C
(c) 0⁰C
(d) 410⁰C
Answer:
(b)
3. What
is the specific heat capacity of cooper?
(a) 0.386 J/kg⁰C x 1000
(b) 0.840 J/kg⁰C x 1000
(c) 4.186 J/kg⁰C x 1000
(d) 0.450 J/kg⁰C x 1000
Answer:
(b)
4. What
is the specific heat capacity of ice?
(a) 2.060 J/kg⁰C x 1000
(b) 4.186 J/kg⁰C x 1000
(c) 2.118 J/kg⁰C x 1000
(d) 1.965 J/kg⁰C x 1000
Answer:
(a)
5. What
is the specific heat capacity of mercury?
(a) 0.14
(b) 0.16
(c) 0.18
(d) 0.20
Answer:
(a)
6. What
is the boiling point of water?
(a) -20⁰C
(b) 210⁰C
(c) 100⁰C
(d) 410⁰C
Answer:
(c)
7. What
is the melting point of wax?
(a) 50⁰C
(b) 59⁰C
(c) 63⁰C
(d) 70⁰C
Answer:
(c)
8. Hydrogen
can combine with other element by which of the following?
(a) Gaining electron
(b) Sharing electron
(c) Losing electron
(d) All of the above
Answer:
(d)
9. Which
inert gas is used in balloons?
(a) He
(b) Ar
(c) Rn
(d) Ne
Answer:
(a)
10. Which
of the following is not a noble gas?
(a) Kr
(b) Xe
(c) Ar
(d) Ra
Answer:
(d)
11. Which
of the following inert gas is the most abundant in the atmosphere?
(a) Neon
(b) Krypton
(c) Argon
(d) Helium
Answer:
(c)
12. Which
of the following sets of elements is called aerogens?
(a) O, S, Se
(b) N, P, As
(c) F, Cl, Br
(d) Ne, Ar, Kr
Answer:
(d)
13. Which
of the following halogen acids has the lowest melting point?
(a) HBr
(b) HCl
(c) HI
(d) HF
Answer:
(b)
14. Which
one of the following is a genetic disorder?
(a) Night blindness
(b) Osteoporosis
(c) Bronchitis
(d) Sickle cell anaemia
Answer:
(d)
15. Which
bacteria cause food poisoning?
(a) Rhizobium
(b) Clostridium
(c) Aspergillus
(d) Salmonella
Answer:
(b)
16. Red
rot of sugarcane is caused by which of the following?
(a) Virus
(b) Fungus
(c) Nematode
(d) Bacteria
Answer:
(b)
17. ‘Ranikhet’
is a disease found in which of the following?
(a) Cows
(b) Dogs
(c) Poultry
(d) Sheep
Answer:
(c)
18. Which
of the following is a common thing that causes disease in computer and human
body?
(a) Fungi
(b) Virus
(c) Protozoa
(d) Bacteria
Answer:
(b)
19. Blood
cancer in otherwise is called which of the following?
(a) Erythrocemia
(b) Leukaemia
(c) Leucoderma
(d) None of the above
Answer:
(b)
20. In
which disease the urine becomes yellow due to bile pigments?
(a) Tuberculosis
(b) Jaundice
(c) Cholera
(d) Malaria
Answer:
(b)
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