M C Q s D r i v e

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.

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