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9th Class General Science Chapter 2 Chemistry and Life English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Iodine .......... 131 is used in treat the........................
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Cancer
Bone growth
Thyroid
Brain tumor
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Question # 2
Coke is formed in the absence of..........
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Carbon
Oxygen
Air
Hydrogen
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Question # 3
The percentage of nitrogen in air is
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76%
77%
78%
79%
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Question # 4
The compounds consisting of Amino acids are called
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carbohydrate
Fast
Proteins
organic compounds
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Question # 5
It is an organic compound
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natural gas
ammonium
water
sodium chlorides
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Question # 6
The percentage of Neon by volume is.
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0.002
0.9
0.02
0.00055
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Question # 7
Which gas is slightly soluble in water.
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Neon
Carbon di oxide
Argon
Oxygen
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Question # 8
Bucky Ball is teh third form of pure.
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Carbon
Graphite
Magnesium
Diamond
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Question # 9
The process which increases the temperature in the temperatureis called
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Photosynthesis
Oxidation
Greenhouse effect
Evaporation
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Question # 10
Low iodine availability in humans causes the disease
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Goiter
Cancer
Tuberculosis
Cholera
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Question # 11
One of the essential part of all living things on the earth
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carbon
nitrogen
hydrogen
oxygen
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Question # 12
The contents of sodium in leaf tissus vary from.
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0.01 - 10%
10-15%
12-16 %
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Question # 13
The deficiency of iodine in human body casue.
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Goiter
Cancer
Tuberculosis
Cholera
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Question # 14
An essential component of haemoglobin
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sodium
Neon
iron
Aluminium
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Question # 15
The process which loops the amount of nitrogen constant in air is
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nitrogen fixation
nitrogen cycle
oxidation
photosynthesis
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Question # 16
It is not crystalline form of carbon
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charcoal
graphite
buckyballs
diamond
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Question # 17
The amout of carbon dioxide int eh air is increased by.
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Photosynthesis
Respiration
Burning
Evaporation
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Question # 18
Teh process of converting atompspheric nitrogen to useable from is called.
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Nitrogen cycle.
Carbon cycle
Nitrogen fixation
Water cycle
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Question # 19
Oxygen and nitrogen react to form.
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Nitric Acid
Nitrogen oxide
Nitrogen peroxide
Nitrate
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