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Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
The branch of biology which deals with the study of environmental relations of organisms is called.
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Morphology
Histology
Parasitology
Ecology
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Question # 2
Which is used to give flavor, aroma and characteristic colour to the cheese.
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Penicillium
Yeast
Aspergillus
Neurospora
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Question # 3
Percentage of carbohydrates in mammalian cell
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1%
2%
3%
4%
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Question # 4
In sponges the food enters the spngocoal cavity throgh
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Ostia
Osculum
Mouth
Spiracles
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Question # 5
The feeding stage of a slime mold is called
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Mycelium
Pseudopodium
Hyphae
plasmodium
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Question # 6
During photorespiration, glycolate diffuses in to the membrane bounded organelle named as
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Mitochondria
Ribosome
Peroxisome
Golgi bodies
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Question # 7
One of the small diploid micronuclei of ciliates function in.
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Sexual process
Pellicle
Sheath
Cuticle
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Question # 8
Lysosomal sacs are rich in
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Acid oxidase and hydrolytic enzyme
Acid phosphatase and hydrolytic enzyme
Aductase and oxidases only
None of above
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Question # 9
HIV belong to the group of viruses called.
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Pox viruses
DNA viruses
Retrovirus
Bacteriophage
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Question # 10
Spiracles are found in
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Fish
Cockroach
Leech
Earth worm
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Question # 11
The largest invertebrate animal is.
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dog fish
Glant squid
Octopus
Cuttle fish
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Question # 12
Gonorrhea is caused by.
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Treponemapallidum
Neisseria gonnorrhoeae
HCV
HIV
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Question # 13
Liver also has numerous crucial functions of.
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Osmoregulation
Homeostasis
Thermoregulation
Excretion
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Question # 14
The number of sets of microtubules originate from each pair of centriole is.
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03
04
05
06
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Question # 15
In mitochodria UGA codon act to specify __________ instead stop codon:
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Argenine
Valine
Glumatic acid
Trytophan
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Question # 16
The polymerase chain reaction was developed in 1983 by
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Kary B. Mullis
Gottlieb Haberiandt
Theodore M. Klein
Craig venter
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Question # 17
Here, light is insufficient to support photosynthesis.
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Littoral zone
Profundal zone
Limetic zone
Photoplankton zone
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Question # 18
In living thing, the behavior activities occurs at regulars intervals which are called.
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diumal rhythms
Blorhythms
Circannual
Orcadian
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Question # 19
Water used for industrial purposes is about
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9%
90%
70%
50%
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Question # 20
Eukaryotes are thought to have first appeared about____billion years ago
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1.2
1.3
1.4
1.5
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Question # 21
Plantigrade mode of Locomotion is.
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Monkey
Rabbit
Goat
Rodents
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Question # 22
Soilerosion, fire and water percolation down through the soil cause loss of.
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Sulphates
Carbonates
Phosphates
Nitrates
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