1. mho is the unit of
a) Specific resistance
b) Refraction
c) Velocity
d) Sound
Answer: Specific resistance
2. Whale belongs which family
a) Fish
b) Mammals
c) Arthropoda
d) Reptiles
Answer: Mammals
3. Which sound produce by bat
a) Ultrasonic
b) Magnetic
c) Mechanical
d) Ultrasound
Answer: Ultrasonic
4. Histamine release from which cell
a) Mast cell
b) Monocytes
c) Nk cell
d) B cell
Answer: Mast cell
5. Name liquid nonmetal
a) Hg
b) Br
c) Be
d) C
Answer: Br
6. Which is responsible fruit reopening
a) Ethanol
b) Ethane
c) Ethylene
d) Ethanoic acid
Answer: Ethylene
7. Name of the best conductor
a) Silver
b) Copper
c) Iron
d) Glass
Answer: Silver
8. P=mf
a) Newton 2nd law
b) Newton 1st law
c) Newton 3rd law
d) Barnouli law
Answer: Newton 2nd law
9. Maximum number of electrons
a) 6
b) 8
c) 4
d) 2
Answer: 8
10. Tyndal effects is produced by
a) Scattering of light
b) Refraction of light
c) Reflections of light
d) True solution of light
Answer: Scattering of light
11. Chalk powder in water solution
a) Suspension
b) Saturated
c) Unsaturated
d) Colloidal
Answer: Suspension
12. Fog is the solution of
a) Liquid in gas
b) Gas in liquid
c) Gas in gas
d) Solid in gas
Answer: Liquid in gas
13. Solubility of cao in water
a) Exothermic
b) Endothermic
c) Hypothermic
d) Carmic
Answer: Exothermic
14. C14 and C12 are
a) Isotopes
b) Isomer
c) Isober
d) Molecule
Answer: Isotopes
15. Atomicity of the oxygen in ozone molecule is
a) 1
b) 2
c) 3
d) 4
Answer: 3
16. Milk is a type of solution
a) Suspension
b) Colloidal
c) Saturated
d) Unsaturated
Answer: Colloidal
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17. Symbol of manganese
a) Mg
b) Mn
c) Mo
d) Me
Answer: Mn
18. Which is strong alkaline
a) Bleach
b) Salt water
c) Amonia
d) Blood
Answer: Bleach
19. Atp produce in which cell organal
a) Mitochondria
b) Peroxisome
c) Lysosome
d) Nucleus
Answer: Mitochondria
20. World AIDS day
a) 1st Dec
b) 8 march
c) 16 nov
d) 1 st july
Answer: 1st Dec
21. Grave yard of rbc
a) Spleen
b) Tonsil
c) Liver
d) Kidney
Answer: Spleen
22. Theory of relativity discovered by
a) Newton
b) Einstein
c) Satyendra bose
d) Hockins
Answer: Einstein
23. Which sugar present in DNA
a) Ribose
b) Starch
c) Glucose
d) Hexose
Answer: Ribose
24. RNA to DNA transfer which enzyme
a) Reverse transcriptase
b) Transcriptase
c) Ligase
d) Polymerase
Answer: Reverse transcriptase
25. Which gas present in balloon
a) Hydrogen
b) Helium
c) Carbon dioxide
d) Oxygen
Answer: Helium
26. 2 chamber of heart present in
a) Human
b) Snake
c) Bird
d) Fish
Answer: Fish
27. n/p ratio is
a) 0.5
b) 1
c) 1.5
d) <1.5
Answer: 1.5
28. Sini/sinr ratio is
a) 1
b) 1.5
c) 0.5
Answer: 1
29. Malaria is caused by
a) Protozoa
b) Bacteria
c) Virus
d) Fungi
Answer: Protozoa
30. Maternal antibody present in
a) Spleen
b) Colostrum
c) Placenta
d) Skin
Answer: Placenta
