15 Fascinating Biology Facts That Will Blow Your Mind!

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Question 1: Which of the following is the structural and functional unit of life?

A) Organ

B) Cell

C) Tissue

D) Organism

Question 2:What is the powerhouse of the cell?

A) Nucleus

B) Ribosome

C) Mitochondria

D) lysosome

Question 3: Which part of the plant is responsible for photosynthesis?

A) Root

B) Stem

C) Chloroplast

D) Flower

Question 4: What is the main function of xylem in plants?

A) Transport of food

B) Transport of water

C) gas exchange

D) Photosynthesis

Question 5: Which of the following organisms is unicellular?

A) Dog

B) Amoeba

C) Fish

D) Tree

Question 6:What is the name of the tissue that connects muscles to bones?

A) Ligament

B) Tendon

C) Cartilage

D) Blood

Question 7:What is the main excretory organ in humans?

A) Liver

B Kidney

C) Lungs

D) Heart

Question 8: Which of the following is a communicable disease?

A) Diabetes

B) Tuberculosis

C) Cancer

D) Hypertension

Question 9: What is the term for an animal that eats only plants?

A) Carnivore

B) Herbivore

C) Omnivore

D) Scavenger

Question 10: Which gas is released during photosynthesis?

A) Carbon dioxide

B) Oxygen

C) Nitrogen

D) Hydrogen

Question 11: What is the normal pH of human blood?

A) 6.4

B) 7.4

C) 8.4

D) 5.4

Question 12: Which vitamin is produced in the human body when exposed to sunlight?

A) Vitamin A

B) Vitamin C

C) Vitamin D

D) Vitamin K

Question 13: Which Blood cells help in clotting?

A) Red blood cells

B) White blood cells

C) Platelets

D) Plasma

Question 14: What is the largest organ in the human body?

A) Liver

B) Skin

C) Brain

D) Heart

Question 15: What is the movement of water molecules through a semi-permeable membrane called?

A) Diffusion

B) Osmosis

C) Active transport

D) Transpiration

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