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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

Which tube joins kidneys and bladder?
A Urethra
B Uretar
C Inferno Verna Cava
D Suprapubic Tube
Correct Answer: Uretar
What is the percentage of water present in our brain?
A 85%
B 95%
C 97%
D 73%
Correct Answer: 73%
There are cells in human body called Faggot cells which cause__________?
A AIDS
B Tuberculosis
C Smallpox
D Leukaemia
Correct Answer: Leukaemia
Human blood is a viscous fluid due to_________?
A Platelets in plasma
B Proteins in blood
C RBC and WBC in blood
D Sodium in serum
Correct Answer: Proteins in blood
What is called movement of cell against concentration gradient ?
A Passive Transport
B Osmosis
C Active Transport
D Diffusion
Correct Answer: Active Transport
Which of the following secrete hydrochloric acid in stomach?
A Mucosa
B Goblet
C Epithelial
D Oxyntic
Correct Answer: Oxyntic
Which of the following is a disease caused by deficiency of protein in children?
A Pellagra
B Marasmus
C Beri-Beri
D Rickets
Correct Answer: Marasmus
Which of the following gases readily combines with the haemoglobin of the blood?
A Carbon monoxide
B Methene
C Oxygen
D Nitrogen dioxide
Correct Answer: Carbon monoxide
Like enzymes , co enzyme can be used ?
A only once
B only few times
C again and again
D non of above
Correct Answer: again and again
Haemoglobin is dissolved in the blood of:___________?
A Earthworm
B Cockroach
C Hydra
D Sponges
Correct Answer: Earthworm
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