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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

Blood is carried towards the heart by __________?
A Arteries
B Capillaries
C Veins
D none of these
Correct Answer: Veins
Sythetic insulin from pork was formed by which technique?
A Biotechnology
B Social biological techniques
C Parasitology
D Both a and c
Correct Answer: Biotechnology
On wound __________ fight foreign particles, like bacteria?
A White Blood cells
B Red Blood Cells
C Platelets
D Plasma
Correct Answer: White Blood cells
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
Correct Answer: Molecular biologists
About __________ of the body weight of a mammal is water ?
A 60%
B 65%
C 70%
D 75%
Correct Answer: 70%
The study of fossils is called?
A Environmental Biology
B Historical biology
C Palaeontology
D Social biology
Correct Answer: Palaeontology
The average internal temperature of human body is __________?
A 35 oC
B 36 oC
C 37 oC
D 38 oC
Correct Answer: 37 oC
Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.
A Vitamin A
B Vitamin C
C Vitamin D
D B complex
Correct Answer: Vitamin A
Which character differentiates living things from non-living organisms?
A They live in the same ecosystem.
B They are highly organized and complex made of one or more cells and contain genetic material
C They are acted upon by the same environment
D Both a and b
Correct Answer: They are highly organized and complex made of one or more cells and contain genetic material
People living in high altitudes (like mountains) usually have a _________?
A smaller number of Red Blood Cells
B larger number of Red Blood Cells
C smaller number of White Blood Cells
D larger number of White Blood Cells
Correct Answer: larger number of Red Blood Cells

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