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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
The exchange of gases between the organism and its environment is called.
Choose an answer
Respiration
External respiration
Cellular respiration
Anaerobic respiration
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Question # 2
The raw material for co-enzymes are
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Lipids `
Proteins
Vitamins
None of these
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Question # 3
In______ leaves the stomata are confined to only the lower epidermis
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Isobilateral
Dorsiventral
Both a and b
None of these
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Question # 4
The largest invertebrate animal is.
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dog fish
Glant squid
Octopus
Cuttle fish
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Question # 5
The uncontrolled production of white blood cells result in
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Oedema
Leucaemia
Thaiassaemia
Asthma
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Question # 6
In presence of notochord is the character of
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arthopoda
Mollusea
Chordata
Nematoda
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Question # 7
One of the following is in the order of increasing group size, beginning with the smallest family, kingdom, species, phylum or division, genus, order and class
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Family, kingdom, species, genus
Division, genus, order, class
Class, genus, order, family
Species, genus, order, family
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Question # 8
Discharge of blood from blood vessel is called as
Choose an answer
Stroke
Heart Attack
Hemorrhage
thromobosis
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Question # 9
Sleazing and swallowing type of macro phaseouts feeding is found in.
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Aphids
Hydra
Mussels
spotted dog fish
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Question # 10
The HIV Virus causes.
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Tuberculosis
Cancer
AIDS
Hepatitis
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Question # 11
Ascaris lumbricoldes is an intestinal parasite of.
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Horse
Man
Donkey
Monkey
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Question # 12
A chromosome with equal length of its arms.
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Acrocentric
Metacentric
sub meta centric
Telocentric
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Question # 13
Muscle present in the gut wall are.
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Smooth
skeletal
Cardiac
Voluntary
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Question # 14
The first restriction enzyme was isolated by
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Kary mulis
Hamilton O. smith
Sagar
Maxam gilbret
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Question # 15
The funnction of the tubules in muscle contraction is to:
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Make and store glycogen
Release Ca
+2
into the cell interior and then pick it up again
Make the action potential deep into the muscle cells:
To hamper the nerve impulse
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Question # 16
Euglena moves with the help of.
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Cillium
Pseudopodium
Flagellum
Myonemes
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Question # 17
Luteinizing hormone induces.
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Flowering
Vernalization
Ovulation
Menopause
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Question # 18
Clear cytoplasm produces.
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Muscle cells
Gut
Larval epidermis
Notochord
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Question # 19
Which of the following chromosome abnormalities lead to tallness, aggressiveness mental defect and anti social behavior.
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XXY
XXXY
XO
XYY
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Question # 20
In plants which light enhances cell division.
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Infra red
Blue
Red
green
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Question # 21
Nerve cells and eye lens cells remain in stage for life time.
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G0
G1
S
G2
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Question # 22
Fertilization of the ovum normal occurs:
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In the upper thrid of the oviduct
In the lower thrid of the oviduct
In the uterus
Can take place succcessfully in vegina
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