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Online Tests
Biology Life Science Test Easy Mode MCQs With Answers
Question # 1
The concentration of carbon dioxide in the environment is:
Choose an answer
0.3%
0.03%
3%
3.01%
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Question # 2
It is at the risk of becoming extinct because few members are left:
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Extinct
Threatened
Valnerable
Endangered
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Question # 3
Chlorophyll is complex .............. compound.
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Organic
Inorganic
Both
None
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Question # 4
Concept of "Omnis cellula e cellula" was given by :
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Robert Hooke
Lorenz Oken
Robert Brown
Virchow
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Question # 5
Golgi bodies consist of stacks of flattened sacs made up of membranes called ................ .
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Cristae
Cistae
Cisternae
All
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Question # 6
Which one is is acellular?
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Bacteria
Fungi
Cyanobacteria
Viruses
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Question # 7
Transplantation of kidneys is example of.
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Medicine
Morphology
Physiology
Surgery
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Question # 8
Many bacteria in colon produce vitamin ____________ necessary for coagulation of blood.
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A
K
C
D
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Question # 9
The chloroplast functions in ___________
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ATP synthesis
Protein synthesis
Photosynthesis
DNA replication
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Question # 10
The process of lubrication & digestion steels in ............... .
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Oral cavity
Phyranx
Oesophagus
Stomach
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Question # 11
Fermenting powers of bacteria are used in making:
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Soya sauce
Bread
Cheese
Cheese and yogurt
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Question # 12
In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears?
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Pneumonia
Asthma
Emphy sema
Bronchitis
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Question # 13
E.Coli becterium was made in:
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1970 A.D
1977 A.D
1975 A.D
1980 A.D
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Question # 14
The allele which is not expressed is called:
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Dominant
Phenotype
Genotype
Recessive
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Question # 15
The correct match for the fermentation product and organism involved is.
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Formic Acid - Saccharomyces
Ethanol- Saccharomyces
Ethanol-Asperellus
Glycerol-Aspergillus
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Question # 16
No. of components of coordination process is:
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4
7
3
5
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Question # 17
Single cell protein can be obtained from :
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Insect
Cow
Algae
Bird
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Question # 18
Number of cranial bone is:
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8
14
22
33
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Question # 19
James Watson and Francis Crick proposed the structure of DNA in.
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1953
1963
1933
1922
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Question # 20
it is example of secondary consumer.
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Cattle
Snake
Lion
Frog
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Question # 21
Among following, which is source of variations?
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Mutation
Crossing over
Gene flow
All of these
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Question # 22
Nucleus and cytoplasm of neurons located in:
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Cell body
Dendrites
Axons
Myelin Sheath
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