Biology Past Paper Questions

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Q 741:The allele which is not expressed is called:
A
Heterozygous
B
Homozygous
C
Recessive
D
Dominant
Bahawalpur, 2017
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Q 742:The best source of energy for all ecosystem is:
A
Plants
B
Sun
C
Water
D
Animals
Bahawalpur, 2017
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Q 743:The change of nitrogen gas into nitrate is called:
A
Nitrification
B
Denitrification
C
Ammonification
D
Nitrogen fixation
Bahawalpur, 2017
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Q 744:The drug used to reduce pain is:
A
Sedatives
B
Antibiotics
C
Vacines
D
Analgesics
Bahawalpur, 2017
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Q 745:The length of the spinal cord is about:
A
20cm
B
40cm
C
45cm
D
30cm
Bahawalpur, 2017
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Q 746:The male reproductive part of a flower is called:
A
Carpel
B
Stamen
C
Styple
D
Filament
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Q 747:The logical consequences of a Hypotesis is called:
A
Theory
B
Deduction
C
Observation
D
Hypothesis
Bahawalpur, 2017
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Q 748:The basic unit of callsifiction is:
A
Order
B
Family
C
Species
D
Genus
Bahawalpur, 2017
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Q 749:Raw Material for Photosynthesis is:
A
H2O, O2
B
CO2, O2
C
Glucose
D
Water, CO2
Bahawalpur, 2017
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Q 750:Tentative Explanation of Observations is called.
A
Scientific Law
B
Theory
C
Deduction
D
Hypothesis
Bahawalpur, 2017
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Total MCQs: 1434Page 75 of 144
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