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Biology Categories

Circulatory System GK, Diseases GK, Human Anatomy GK, Microorganisms GK, Mouth and its Parts GK, Nutrition GK, Skeletal System GK,

Multiple Choice Questions on Biology GK

Question 1 : Transportation of food in plants takes place through:

A. Tracheids

B. Companion cells

C. Phloem

D. Xylem

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Question 2 : In humans, the sex chromosome complement is

A. ZW-ZZ

B. ZO-ZZ

C. XX-XO

D. XX-XY

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Question 3 : The process by which green plants make their own food from carbon dioxide and water by using sunlight energy in the presence of chlorophyll, is called:

A. Chloroplast

B. Photosynthesis

C. Stomata

D. Xanthophylls

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Question 4 : Which of the following are the postulates of Darwins theory of evolution?

A. All Options

B. The struggle for survival within populations eliminates the unfit individuals.

C. Even though all species produce a large number of offsprings, populations remain fairly constant naturally.

D. Within any population, there is natural variation.

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Question 5 : Who coined the word enzyme?

A. Rosalind Franklin

B. Robert Koch

C. Alfred Russel

D. Wilhelm Kuhne

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Question 6 : After wound or cut in a body blood coagulates through:

A. Plasma

B. Platelets

C. RBC

D. WBC

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Question 7 : Name a concise and scientific exposition of Ayurveda in verse form. It is distinguished by its knowledge of chemical reactions and laboratory processes etc.

A. none

B. Kasyapa Samhita

C. Vaghata

D. Vrdukunta

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Question 8 : Mention the source of Liver, milk, egg yolk, fish liver oil?

A. Vitamin C

B. Vitamin D

C. Vitamin B2

D. Vitamin A

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Question 9 : Hepatitis is a general term for a disease that is caused by:

A. All Options

B. Bacteria

C. Bacteria

D. Viruses

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Question 10 : Which of the following is a large blood vessel that carries blood away from the heart?

A. Nerve

B. Capillary

C. Artery

D. Vein

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Question 11 : Name the blood vessel which carries blood back to the heart?

A. Platelet

B. Capillaries

C. Artery

D. Vein

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Question 12 : When new plants are obtained from the parts of old plants, without the help of any reproductive organs, it is called:

A. Multiple fission

B. Fragmentation

C. Spore formation

D. Vegetative propagation

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Question 13 : Which of the following is not a primary food product?

A. Fruits

B. Cereals

C. Milk

D. Vegetables

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Question 14 : Which of the following hormone controlled the blood pressure?

A. Testosterone

B. Estrogens

C. Oxytocin

D. Vasopressin

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Question 15 : A treatise on the rasa chikitsa system of ancient medicine, which considers mercury as the king of all medicines.

A. Vrdukunta

B. Gandavadha

C. Tristia

D. Vaghata

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