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Biology 1525 MCQs [All-Courses]

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Biology covers key concepts of life, organisms, and human systems with exam-focused notes for PPSC, FPSC, KPPSC, BPSC.,NTS, OTS, AJKPSC. Clear, concise topics help students prepare effectively for competitive tests.

All Topics  1525

Salivary glands present in front of ear are___________?
A Sublingual
B Submaxillary
C Submandibular
D Parotid
Correct Answer: Parotid
NADH is oxidized by___________?
A Coenzyme ?
B Cytochrome b
C Oxygen
D Glycolysis
Correct Answer: Coenzyme ?
The arrangement of _________ speaks of the division of labour within cell?
A Molecule
B Subatomic particles
C Atoms
D Organelles
Correct Answer: Organelles
Initial pH of food vacuole during digestion in amoeba is____________?
A 5.3
B 5.6
C 7.3
D 7.6
Correct Answer: 5.6
If bile pigments are prevented from leaving digestive tract, then they cause_____________?
A Hepatitis
B Jaundice
C Gall stones
D Blockage
Correct Answer: Jaundice
Double fertilization is feature of____________?
A Ferns
B Whisk ferns
C Gymnosperms
D Angiosperms
Correct Answer: Angiosperms
Alternation of generations is absent in___________?
A Hydration
B Obelia
C Jelly fish
D Physalia
Correct Answer: Hydration
The single healthy megaspore retained within the megasporangium germinates to form an egg containing female gaemtophyte called______________?
A Ovule
B Seed
C Fruit
D Embroyo sac
Correct Answer: Embroyo sac
Pollen grains in pinus have __________ for dispersal through wind?
A Flagella
B Cilia
C Wings
D Feathers
Correct Answer: Wings
Pox viruses are_________?
A RNA non-enveloped
B RNA enveloped
C DNA non-enveloped
D DNA enveloped
Correct Answer: DNA enveloped
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