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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
Citric acid is obtained from
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Penicillium
Aspergillus
Saccharomyces
Neurospora
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Question # 2
Histoplasmosis caused by spores of fungus is the serious infection of.
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Kidney
skin
Lungs
Heart
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Question # 3
In mollusca the foot is used for
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Capturing prey
Locomotion
Both a and b
None of these
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Question # 4
In normal human body percentage of plasma in blood volume is.
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45%
30%
55%
60%
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Question # 5
Match heart attack with one of the followings.
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Stroke
Dedema
Myocardial infarction
Hypertension
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Question # 6
Sexual reproduction is absent in
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Deuteromycota
Ascomycota
Basidiomycota
Zygomycota
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Question # 7
The Presence of nucleus in the cell was reported by
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Lorenz Oken
Theodor Schwann
Schleiden
Robert Brown
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Question # 8
Cuticular transpiration takes places at.
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Morning
Noon
Evening
Night
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Question # 9
Neries belongs to class
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Polychaeta
Hirudinea
Oligocheaeta
Crustacea
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Question # 10
The excretory system of flatworms is composed of.
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Nephron
Nephridia
Flame cells
Ganglia
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Question # 11
The muscles of stomach is of which type.
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cardiac
Smooth
Skeletal
All above
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Question # 12
When haemoglobin of the blood is fully saturated with oxygen, the 100cc of blood comains
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15cc of oxygen
20cc of oxygen
25cc of oxygen
10cc of oxygen
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Question # 13
In 1953 Watson and Crick proposed structure of the
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RNA molecule
ATP molecule
DNA molecule
NAD molecule
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Question # 14
In turner syndrome the affected person have set of chromosomes.
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XO
XXY
XYY
XXO
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Question # 15
Among the birds Drawin collected 13 types of
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Finshes
Robins
Ferrets
Pterodactyls
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Question # 16
Trisomy of chromosome 18 is found in.
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Down's syndrome
Edward syndrome
Patau syndrome
Jacob's syndrome
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Question # 17
Hereditary characteristics pass from parents to offspring through genes in their
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Nuclei
DNA
Gametes
Body
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Question # 18
Person with Huntington's disease have a unique site where a restriction enzyme cuts.
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RNA
DNA
Lipds
Proteins
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Question # 19
Identify the day neutral plant.
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Cabbage
Cotton
Tobacco
Cocklebur
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Question # 20
Two parents, each of blood groups A, have a daughter of blood group O. what is the probality that their next child who has blood gorup O?
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0.125
0.25
0.50
0.75
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Question # 21
ABO system has four different phenotypes which are distinct from each other on the basis of specific antigens on the surface of
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Mitochondria
Gogli bodies
RBC
Centrioles
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Question # 22
In case of overheating the body temperature is regulated by:
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More sweating and more urination
More sweating and more urination
Less sweating and more urinattion
Less sweating and less urinattion
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