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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
The enzyme which is not secreted by pancreas
Choose an answer
Trypsin
Arnylase
Enterokinase
LIpase
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Question # 2
Which one is not the layer or wall of heart.
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Pericardium
Myocardium
epicardium
endocardium
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Question # 3
Glycogen in found abundantly in
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Liver
Muscles
Kidney
Both a and b
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Question # 4
Which of the following is a modified leaf.
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Tendril
Thron
Flower
Both a and b
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Question # 5
Cysts are dormant, thick, walled, desiccation resistant forms and develop during.
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Late stage of cell growth
Differentiation of vegetative cells
Differentiation of reproductive cells
During conjugation
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Question # 6
Many human become ill from consuming milk and milk products because they lack
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Bacteria in their intestine
Rennin
Lactase
Hydrochloric acid
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Question # 7
Which metal atom is present in chlorophyll.
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Cu
Fe
Mg
K
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Question # 8
During the dark reaction of photosynthesis, the main process that occurs is
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Release of oxygen
Energy absorption by the chlorophyll
Adding of hydrogen to the carbon dioxide
Formation of ATP
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Question # 9
Haem portion of hemoglobin is same to porphyrin ring with a difference of.
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Carbon atom
Hydrogen atom
Iron atom
Oxygen atom
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Question # 10
the light falling on leaf surface is absorbed about.
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1%
25%
50%
100%
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Question # 11
The enzyme with optimum pH 5.50 is
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Arginase
Sucrase
pepsin
Enter kinase
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Question # 12
On the basis of structure and shape of the cap,two species of Acetabularia have been identified
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Acetabularia mediterrance & A.crenulata
A.typhi & A.mediterranea
A.crenulate & A.sisso
A.crenulata & A.arabica
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Question # 13
In skletal muscle, calcium facilitates contraction by binding to:
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Tropomyosim
Troponin
Actin
Myosin
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Question # 14
Microtubule are composed of
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Myosin
Troponin
Actin
Tubulin
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Question # 15
Which hormone induces labour pain
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LTH
LH
Oxytocirl
Lactogen
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Question # 16
Most land mammals respond to cold by raising their.
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skin
Furs
Bristles
Spines
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Question # 17
In natural selection, the environment plays role affecting the proportions of gene in .
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Population
Community
Area
Blome
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Question # 18
The human life is judged to be maximum of.
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60-70 years
70-100 years
120 -175 years
130-135 years
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Question # 19
Temperature around 4
o
C stimulates the production of.
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Florigen
Vernalin
Ethene
Auxins
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Question # 20
Adult transgenic tobacco plants glowed when sprayed with the substrate.
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Luciferin
Myoglobin
Hemoglobin
Methionine
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Question # 21
The average rainfall is between 750 - 1500 mm in
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Temperate deciduous forests
Coniferous alpine and boreal forests
Tropical rain forests
Grassland ecosystem
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Question # 22
Intercalary meristems are situated at.
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Root apex
Shoot apex
Base of internode
Top of internode
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