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Biology 9th Class English Medium Online Test MCQs With Answers
Question # 1
Presence of third copy of homoglus chromosomes in the cell is called ........... .
Choose an answer
Monosomy
Disomy
Trisomy
Tetra somy
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Question # 2
................... support Mathias Schleiden.
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Mathias Schleiden
Theodor Sachwann
Robert Brown
Robert Hooke
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Question # 3
Magnification of electron microscope is:
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2500 x
250,000 x
25000 x
None
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Question # 4
Uncoiling of chromosomes take place during:
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Anaphase
Telophase
Anaphase
Metaphase
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Question # 5
Bark of quina - quina was imported form:
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Europe
America
Sapin
India
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Question # 6
_____________ modified the Whittaker system.
Choose an answer
Aristotle
Margulies
Sachwartz
Both a and b
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Question # 7
The light reactions of photosynthesis take place on the _____________ of chloroplasts.
Choose an answer
Stroma
Thylakoid membrane
Lumen
Sacs
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Question # 8
The air enters the leaf through __________
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Pits
Stomata
Mesophyll
Xylem vessels
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Question # 9
..................... Organisms cannot carry out photosynthesis.
Choose an answer
Autotrophic
Heterotrophic
Both
None
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Question # 10
Felis leo is _____________
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Cat
Lion
Tiger
Deer
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Question # 11
................ are called accessory pigments.
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Chlorophyll II
Xanthophyll
Carotenoids
All
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Question # 12
Species that are in same ____________ are more closely related than species that are in the same _____________
Choose an answer
Phylum ........ Class
Family... Order
Class... Order
Family....Genus
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Question # 13
Which food group is our body's best source of energy?
Choose an answer
Meat Group
Fats,oils and sweets
Breads and cereals
Milk and cheese
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