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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
In arthropods, blood is colorless, as it is without
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Chlorophyll
Hamoglobin
Hemocyanin
Haemoiry thrin
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Question # 2
A neurotic disorder in slightly older girls is
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Anorexia nervosa
?Dyspepsia
Bulimia Nervos
Obesity
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Question # 3
Conjugation is facilitated by
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Capsule
Pili
Flagella
Both pili and flagella
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Question # 4
A free swimming trochophore larva is produced during the life cycle of.
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Coelenterate
Porifera
Annelida
Arthropods
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Question # 5
In the binomial system of taxonomy, the first word of an organism's name is its
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Species
Genus
Race
Family
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Question # 6
The plants having foreign D.N.A in their cells are
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Transgenic plants
Induced plants
Specific plants
Hydrophytic plants
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Question # 7
Blood contains ______ oxygen per 100 ml of blood when haemoglobin is 98% saturated
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19.6 ml
18.6 ml
16.6 ml
17.6 ml
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Question # 8
Embryo-sac in angiosperms in also called
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Sporophyte
male gametophyte
Female gametophyte
None of these
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Question # 9
The amino acid are mainly different from each other due to the type and nature of
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R- group
Amino group
Carboxyl group
Peptide bond
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Question # 10
Parenchymatous cells are specialized for.
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Support
Store food
Photosynthesis
Growth
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Question # 11
One of the following is not an accessory pigment.
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chlorophyll 'a'
Xanthophyll
Carotenes
Chlorophyll 'b'
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Question # 12
Super cool cytosol, without ice formation, is caused by.
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Heat shock proteins
Solutes
Unsaturated fatty acids
Enzymes
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Question # 13
Shifts in water-solute balance are managed primarily by:
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Respratory system
The urinary system
Sweating
The circulatory system
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Question # 14
In non disjunction, chromosome's fail to segregate during.
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Prophase
Metaphase
Anaphase
Telephase
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Question # 15
The interaction between different genes occupying different loci is
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Pleiotropy
Epistasis
Bombay phenotype
Linkage
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Question # 16
According to endosymbiont hypothesis, the aerobic bacteria developed into.
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Ribosome
Lysosome
Mitochondria
Golgi apparatus
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Question # 17
The malpighian tubules remove nitrogenous wastes from the
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Lymph
Hind gut
Hemolymph
Coelomic fluid
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Question # 18
DNA finger prints can also be used as
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Crime evidence
Forensic evidence
Litigation evidence
Offence evidence
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Question # 19
Clearance of vast areas of forest for lumber planting subsistence crops or grazing cattle is called as
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Deforestation
A-forestation
Forestation
Both a & b
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Question # 20
The shell, over chick egg is secreted as it passes through.
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Ovary
Oviduct
Uterus
Cloaca
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Question # 21
Mutualism is a type of.
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Symbiosis
Parasitism
Predication
Commensalism
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Question # 22
Bats and humming birds are called.
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Ectotherms
endotherms
Heterotherms
Mesotherms
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