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Biology

Biology
Protein synthesis in a bacterial cell is done by

Centrioles
Ribosomes
Flagella
Thylakoids

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Biology
Placenta is the structure formed

by fusion of germ layers
by foetus only
by the union of foetal and uterine tissue
None of these

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Biology
Muscles get tired when there is shortfall of ________ .

Na+ ions
Sulphates
Lactic acid
ATP

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Biology
Bat can fly in dark because they

Have strong wings
Have sharp eyes
Produce ultrasonic wave
Are nocturnal

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Biology
Alveoli is related to which of the following system of human body?

Circulatory system
Reproductive system
Excretory system
Respiratory system

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Biology
The main function of Henle's loop is

Passage of urine
Filtration of blood
Conservation of water
Formation of urine

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MORE MCQ ON Biology

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