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MEDIUM
ENGLISH
Biology
Pollen grains in pinus have __________ for dispersal through wind?
A
Flagella
Option A
B
Cilia
Option B
C
Wings
Option C
D
Feathers
Option D
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MEDIUM
ENGLISH
Biology
The single healthy megaspore retained within the megasporangium germinates to form an egg containing female gaemtophyte called______________?
A
Ovule
Option A
B
Seed
Option B
C
Fruit
Option C
D
Embroyo sac
Option D
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MEDIUM
ENGLISH
Biology
Alternation of generations is absent in___________?
A
Hydration
Option A
B
Obelia
Option B
C
Jelly fish
Option C
D
Physalia
Option D
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MEDIUM
ENGLISH
Biology
Double fertilization is feature of____________?
A
Ferns
Option A
B
Whisk ferns
Option B
C
Gymnosperms
Option C
D
Angiosperms
Option D
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MEDIUM
ENGLISH
Biology
If bile pigments are prevented from leaving digestive tract, then they cause_____________?
A
Hepatitis
Option A
B
Jaundice
Option B
C
Gall stones
Option C
D
Blockage
Option D
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MEDIUM
ENGLISH
Biology
Initial pH of food vacuole during digestion in amoeba is____________?
A
5.3
Option A
B
5.6
Option B
C
7.3
Option C
D
7.6
Option D
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MEDIUM
ENGLISH
Biology
The arrangement of _________ speaks of the division of labour within cell?
A
Molecule
Option A
B
Subatomic particles
Option B
C
Atoms
Option C
D
Organelles
Option D
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MEDIUM
ENGLISH
Biology
NADH is oxidized by___________?
A
Coenzyme ?
Option A
B
Cytochrome b
Option B
C
Oxygen
Option C
D
Glycolysis
Option D
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MEDIUM
ENGLISH
Biology
Salivary glands present in front of ear are___________?
A
Sublingual
Option A
B
Submaxillary
Option B
C
Submandibular
Option C
D
Parotid
Option D
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MEDIUM
ENGLISH
Biology
How many spiracles are present in cockroach_____________?
A
5
Option A
B
10
Option B
C
20
Option C
D
40
Option D
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MEDIUM
ENGLISH
Biology
Which of the following is the correct sequence in the biological method?
A
Observation?hypothesis?law?theory
Option A
B
Observation?hypothesis?deduction?testing of deduction
Option B
C
Hypothesis?observation?deduction?testing of deduction
Option C
D
law?theory?deduction?observation
Option D
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MEDIUM
ENGLISH
Biology
Amphibians are considered to be evolved from___________?
A
Newts
Option A
B
Varanope
Option B
C
Dipnoi
Option C
D
Hagfishes
Option D
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MEDIUM
ENGLISH
Biology
Enterobius vermicularis is commonly known as____________?
A
Flatworm
Option A
B
Pinworm
Option B
C
Hook worm
Option C
D
Tapeworm
Option D
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MEDIUM
ENGLISH
Biology
Red to orange pigments are_____________?
A
Carotenes
Option A
B
Carotenoids
Option B
C
Xanthophylls
Option C
D
Chlorophyll
Option D
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MEDIUM
ENGLISH
Biology
Animals of which class of arthropoda are present everywhere_____________?
A
Crustacean
Option A
B
Insecta
Option B
C
Arachnida
Option C
D
Myriapoda
Option D
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MEDIUM
ENGLISH
Biology
Gaseous exchange in birds occurs at level of_______________?
A
Alveoli
Option A
B
Air sacs
Option B
C
Bronchi
Option C
D
Parabronchi
Option D
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MEDIUM
ENGLISH
Biology
______________ of earth surface is covered with water?
A
10%
Option A
B
30%
Option B
C
75%
Option C
D
90%
Option D
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MEDIUM
ENGLISH
Biology
An antibody is made of _________ polypeptide chains?
A
1
Option A
B
2
Option B
C
3
Option C
D
4
Option D
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MEDIUM
ENGLISH
Biology
95% of the cytoplasm of RBCs is____________?
A
Hemoglobin
Option A
B
Enzymes
Option B
C
Salts
Option C
D
Other proteins
Option D
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MEDIUM
ENGLISH
Biology
_________________ cells of phloem are directly involved in transport of organic solutes?
A
Parenchyma
Option A
B
Companion cell
Option B
C
Tracheid
Option C
D
Sieve element
Option D
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