Biology Quiz

Which of the following is the basic unit of life?

• a) Cells

• b) Organs

• c) Tissues

• d) Organisms

What is the function of the nucleus in a cell?

• a) Storage of nutrients

• b) Production of energy

• c) Control of cell activities

• d) Protection of the cell

Which of the following is responsible for carrying oxygen to different parts of the body?

• a) Red blood cells

• b) White blood cells

• c) Platelets

• d) Plasma

Photosynthesis primarily occurs in which part of the plant?

• a) Leaves

• b) Roots

• c) Stem

• d) Flowers

Which of the following is a characteristic of living organisms?

• a) Growth and development

• b) Inorganic composition

  generation

• c) Lack of organization

• d) Spontaneous

What is the function of the respiratory system?

• a) Pump blood throughout the body

  temperature

• b) Break down food and absorb nutrients

• c) Exchange oxygen and carbon dioxide

• d) Regulate body

Which of the following is an example of an invertebrate?

• a) Dog

• b) Butterfly

• c) Frog

• d) Lion

Which of the following is the largest organ in the human body?

• a) Liver

• b) Brain

• c) Heart

• d) Skin

What is the main function of the mitochondria in a cell?

• a) Storage of genetic information

• b) Protein synthesis

• c) Energy production

• d) Waste elimination

What is the process by which plants make their own food called?

• a) Respiration

• b) Photosynthesis

• c) Digestion

• d) Transpiration