Everyday Science MCQs

5120 MCQs  (Page 70 of 512)

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The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called__________?
A. An organ
B. A molecule
C. Tissue
D. Both a and c
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Different species of plants and animals living in the same habitat is called ___________?
A. Population
B. Community
C. Biome
D. Habitat
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In animals coordination is achieved by means of_________?
A. Respiratory system
B. Nervous system
C. Endocrine system
D. Both b and c
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___________ is the potential surce of chemical energy for cellular activities?
A. C-h bond
B. C-o bond
C. C-n bond
D. P-o-c bond
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The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called________?
A. Environmental biology
B. Social biology
C. Human biology
D. Both b and c
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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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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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The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by________?
A. Molecular biologists
B. Microbiologists
C. Freshwater biologists
D. Social biologist
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Control of organisms by using living organisms is called_______?
A. Bioremediation
B. Integrated disease management
C. Antisepsis
D. Biological control
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Which one is a micromolecule__________?
A. Polysaccharide
B. Protein
C. Hemoglobin
D. Atp
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Word of the Day
18 Jul
Proactive
(of a person or action) creating or controlling a situation rather than just responding to it after it has happened.
فعال، پیش قدمی کے ذریعے صورتحال پر قابو پانیوالا

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