Basic Biology Quiz

What is the basic unit of life?

Which organ pumps blood throughout the body?

Which gas do plants absorb from the atmosphere for photosynthesis?

Which part of the plant absorbs water from the soil?

Which blood cells help fight infections?

What is the largest organ in the human body?

Which organ is responsible for breathing?

How many legs does an insect have?

Which vitamin is produced in the skin when exposed to sunlight?

Which part of the human body contains the brain?

Which process do plants use to make food?

What is the red pigment in blood called?

Which part of a cell controls its activities?

Which organ filters waste from the blood?

What is the green pigment in plants called?

Which nutrient helps build and repair body tissues?

Humans have how many permanent teeth?

Which blood group is known as the universal donor?

Which part of the eye controls the amount of light entering?

Which vitamin helps in blood clotting?