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  • MCQS - Biology
Here is the MCQs guide for the topic of Biology. you will find various types of questions along with there answers in this
Q. Breakdown of large molecules into smaller ones utilizing water molecules is_________?
A.
Hydration
B.
Hydrolysis
C.
Dehydration synthesis
D.
Electrolysis


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Q. Oxygen accounts for __________ percent of totals human body mass?
A.
65%
B.
18%
C.
10%
D.
3%


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Q. A structure formed by groups of similar cells organized into loose sheetsor bundles performing similar functions is called as________?
A.
An organ
B.
An organism
C.
A Tissue
D.
A Cell


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Q. Branch of biology which deals with the study of chemical components and chemical processes in living organisms is called________________?
A.
Molecular biology
B.
Physiology
C.
Biochemistry
D.
Atomic biology


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Q. A large regional community primarily determined by climate is called__________?
A.
Population
B.
Community
C.
Biome
D.
Habitat


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Q. Out of 92 naturally occurring chemical elements how many are considered as bio-elements__________?
A.
6
B.
16
C.
26
D.
15


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Q. Unbroken series of organisms arranged from ancestor to descendant sequence is____________?
A.
Biodiversity
B.
Phyletic lineage
C.
Connecting link
D.
Evolutionary line


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Q. Which one is a micromolecule__________?
A.
Polysaccharide
B.
Protein
C.
Hemoglobin
D.
ATP


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Q. Group of living organisms of the same species living in the same place at the same time is called________?
A.
Community
B.
Population
C.
Ecosystem
D.
Biome


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Q. The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by________?
A.
Environmental biologist
B.
Paleontologist
C.
Marine biologist
D.
Social biologist


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