biology general knowledge questions and answers pdf

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biology questions and answers pdf

Question: Beri-beri disease is caused due to deficiency of which vitamin?

A. Vitamin A

B. Vitamin C

C. Vitamin B

D. Vitamin B12

Answer- Vitamin A

Question: Calciferol is the chemical name of which vitamin?

A. Vitamin B12

B. Vitamin D

C. Vitamin A

D. Vitamin E

Answer- Vitamin D

Question: Phylloquinone is the chemical name of which vitamin?

A. Vitamin B12

B. Vitamin D

C. Vitamin K

D. Vitamin E

Answer- Vitamin K

Question: 'Pellagra' is a disease related to?

A. from the eyes

B. from the skin

C. by ear

D. from the stomach

Answer: From the skin

Question: Which one of the following is the source of maximum Vitamin D?

A. Carrot

B. cod liver oil

C. Cheese

D. Milk

Answer- cod liver oil

Question: Which part of the human body is called a chemical factory?

A. Eye

B. Lungs

C. heart

D. Liver

Answer- Liver

Question: Nephron is related to which part of the human body?

A. Excretory system

B. reproductive system

C. Circulatory system

D. none of these

Answer: Excretory system

Question: What is the function of melanin in the human body?

A. Keeping the eyes healthy

B. coloring the skin

C. Increase blackness of hair

D. Enhancing Digestion Efficiency

Answer- To give color to the skin

Question: Due to which our blood is red?

A. WBC

B. Plasma

C. platelast

D. hemoglobin

Answer – Hemoglobin

Question: What is the scientific name of red blood cell (RBC)?

A. Erythrocyte

B. Riboflavin

C. Calciferol

D. Pantothenic acid

Answer- Erythrocyte

Question: What is the scientific name of white blood cell (WBC)?

A. Erythrocyte

B. Leukocyte

C. Tocopherol

D. Phylloquinone

Answer- Leukocyte

Question: In which part of the female flower fertilization takes place?

A. Fiber

B. Stigma

C. Ovaries

D. petiole

Answer: Ovaries

Question: Which tissue performs the function of transporting food to different parts of the plant?

A. xylem

B. nucleus

C. plasma membrane

D. Phloem

Answer – Phloem

Question: To prevent which disease the newborn baby is vaccinated with BCG?

A. Typhoid

B. Tuberculosis

C. Liver Disease

D. Cancer

Answer- Tuberculosis

Question: Which one of the following is a disease of the eyes?

A. TB

B. Glaucoma

C. stones

D. cancer

Answer- Glaucoma

Question: Which scientist was the first to analyze DNA?

A. Funk

B. Watson and Creek

C. Alexander Fleming

D. none of these

Answer: Watson and Creek

Question: The thyroid gland is damaged due to which deficiency?

A. Iodine deficiency

B. Protein deficiency

C. Hemoglobin deficiency

D. Vitamin D deficiency

Answer: Deficiency of hemoglobin

Question: Which of the following hormone increases milk production in a woman during pregnancy?

A. Melatonin

B. Prolactin

C. Dopamine

D. Oxytocin

Answer: Prolactin

Question: Which vitamin causes night blindness?

A. Vitamin B

B. Vitamin E

C. Vitamin A

D. Vitamin D

Answer- Vitamin A

Question: Hypermetropia is related to which part of the body disease?

A. nose

B. stomach

C. Eye

D. Kidney

Answer- Eye

biology general knowledge questions and answers pdf

Question: Which one of the following is a male reproductive hormone?

A. Cortisol

B. Testosterone

C. estrogen

D. serotonin

Answer- Testosterone

Question: What is the scientific name of Vitamin A?

A. Retinol

B. Thiamine

C. Biotin

D. ascorbic

Answer- Retinol

Question: Who was the discoverer of bacteria?

A. Funk

B. Antoine Louvenhoek

C. Robert Hooke

D. Mendel

Answer- Antoine Leuvenhoek

Question: What is the reason for the leaves turning green?

A. Mitochondria

B. Ribosomes

C. chlorophyll

D. prokaryotic

Answer: Chlorophyll

Question: Which animal respires through its skin?

A. Frog

B. fish

C. starfish

D. Flying Fish

Answer- Frog

Question: With the help of which curd is made from milk?

A. fungus

B. bacteria

C. Citric Acid

D. Virus

Answer – Bacteria

Question: Which disease is caused by virus?

A. Hepatitis

B. TB

C. measles

D. cholera

Answer- Cholera

Question: What is the death of a cell in a living body called?

A. Necrosis

B. Neutrophilia

C. Hepatitis

D. Neoplasia

Answer- Necrosis

Question: What is the part of human body where blood is not found?

A. Iris

B. cornea

C. pupil

D. retina

Answer- Cornea 

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