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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

Ingestion of bacteria by certain type of cells is termed as ________ ?
A Acclimatization
B Agglutination
C Paralysis
D Phagocytosis
Correct Answer: Phagocytosis
Human body makes about 20 million erythrocytes in__________?
A One Second
B Two Seconds
C Three Seconds
D Four Seconds
Correct Answer: One Second
Which of the following vitamins is useful in ostcoimalacia?
A Vitamin D
B Vitamin E
C Vitamin C
D Vitamin A
Correct Answer: Vitamin D
Which one of the following vitamin is known as the “anti- Sterile” factor?
A Ascorbic acid
B Retinol
C Riboflavin
D a-tocopherols
Correct Answer: Ascorbic acid
Protein which acts as hormone is__________?
A Casein
B Trypsin
C Oxytocin
D Keratin
Correct Answer: Oxytocin
Sweat glands occur in greatest number in the skin of the__________?
A Forehead
B Back
C Armpits
D Palm of hand
Correct Answer: Armpits
Accurate name given to blood is ___________ ?
A Red fluid
B Hemoglobin
C Fluid tissue
D Plasma
Correct Answer: Fluid tissue
Blood does not coagulate inside the body due to the presence of___________?
A Haemoglobin
B Fibrin
C Heparin
D Plasma
Correct Answer: Heparin
Mild tertian malaria is caused by _______ ?
A Plasmodium vivax
B Plasmodium falciparum
C Plasmodium ovale
D Plasmodium malariae
Correct Answer: Plasmodium vivax
Under unfavourable conditions, the Amoeba reproduces by ________ ?
A Binary fission
B Conjugation
C Encystment
D Endomixis
Correct Answer: Encystment
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