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World water Day is observed on:
A)
14 November
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B)
2 October
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C)
21 December
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D)
22 March
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E)
None of these
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In the Celsius scale of temperature, the temperature of melting ice is:
A)
\[1{}^\circ C\]
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B)
\[0{}^\circ C\]
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C)
\[100{}^\circ C\]
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D)
\[4{}^\circ C\]
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E)
None of these
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Which one of the following is not a part of the human digestive system?
A)
Trachea
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B)
Stomach
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C)
Oesophagus
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D)
Rectum
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E)
None of these
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The tube which carries urine from the bladder to outside the body is called:
A)
Urethra
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B)
Ureter
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C)
Renal vein
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D)
Renal artery
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E)
None of these
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The smallest rock particles present in soil form:
A)
gravel
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B)
clay
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C)
sand
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D)
silt
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E)
None of these
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Which one of the following is a type of blood vessel?
A)
Capillaries
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B)
Veins
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C)
Arteries
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D)
All of these
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E)
None of these
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Identify the strong acid.
A)
Nitric acid
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B)
Formic acid
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C)
Hydrochloric acid
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D)
Both A and C
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E)
None of these
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The non-green plants which obtain their food from dead and decaying organic substance are called:
A)
Symbiotic plants
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B)
Saprophytes
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C)
Parasites
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D)
All of these
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E)
None of these
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A polished silvery surface is ____.
A)
good absorber of heat
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B)
good reflector of heat
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C)
poor reflector of heat
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D)
All of these
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E)
None of these
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The fluid part of the blood is called ____.
A)
RBCs
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B)
Haemoglobin
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C)
WBCs
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D)
Plasma
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E)
None of these
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Which of the following is a non-metal that remains liquid at room temperature?
A)
Phosphorous
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B)
Bromine
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C)
Chlorine
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D)
Helium
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E)
None of these
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Match the animals in Column A with their natural place of dwelling (habitat) in Column B.
Column A | Column B |
[a] Earthworm | i. Deep narrow holes in dry soils |
[b] Garden lizard | ii. Rodent |
[c] Mouse | iii. Surface of soil |
[d] Scorpion | iv. A horizon of moist soil |
A)
a\[\to \]i, b\[\to \]ii, c\[\to \]iii, d\[\to \]iv
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B)
a\[\to \]ii, b\[\to \]i, c\[\to \]iv, d\[\to \]iii
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C)
a\[\to \]i, b\[\to \]ii, c\[\to \]iv, d\[\to \]iii
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D)
a\[\to \]iv, b\[\to \]iii, c\[\to \]ii, d\[\to \]i
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E)
None of these
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Ventricles are:
A)
two upper chambers of our heart
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B)
two lower chambers of our heart
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C)
one upper and one lower chambers of our heart
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D)
left lower and right upper chambers of our heart
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E)
None of these
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Which one of the following reproduces by spore formation?
A)
Mosses
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B)
Ferns
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C)
Hydra
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D)
Both A and B
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E)
None of these
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Open drain system is a breeding place for which of the following?
A)
Flies
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B)
Mosquitoes
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C)
Organisms which cause diseases
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D)
All of these
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E)
None of these
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How many chromosomes does a human female sex cell have?
A)
44
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B)
23
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C)
46
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D)
52
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E)
None of these
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Which one of the following causes scarcity of water?
A)
Scanty rainfall
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B)
Deforestation
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C)
Overpopulation
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D)
All of these
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E)
None of these
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Which of the following is not a greenhouse gas?
A)
Carbon dioxide
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B)
Methane
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C)
Hydrogen
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D)
Nitrous oxide
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E)
None of these
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Images that cannot be captured on a screen is known as ____.
A)
real image
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B)
virtual image
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C)
reflected image
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D)
inverted image
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E)
None of these
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Identify the traditional method of irrigation.
A)
Moat
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B)
Dhekli
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C)
Rahat
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D)
All of these
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E)
None of these
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Which one of the following animals reproduces by both sexual and asexual processes?
A)
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B)
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C)
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D)
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E)
None of these
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Name the natural calamity shown in the following image (E)
A)
Cyclone
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B)
Tornado
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C)
Thunder storn
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D)
Earthquake
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E)
None of these
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