🔬 Science Trivia

Quiz Set 3 — Biology

Answer all 10 questions. Click an option to see if you got it right!

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Question 1 of 10

What is the powerhouse of the cell?

Mitochondria produce ATP through cellular respiration, earning the 'powerhouse' title.
Question 2 of 10

How many chromosomes do humans have?

Humans have 46 chromosomes arranged in 23 pairs.
Question 3 of 10

What process do plants use to make food?

Photosynthesis converts sunlight, CO2, and water into glucose and oxygen.
Question 4 of 10

What is the largest organ in the human body?

The skin is the largest organ, covering the entire body surface.
Question 5 of 10

Which blood type is the universal donor?

Type O negative blood can be donated to patients of any blood type.
Question 6 of 10

What molecule carries genetic information?

DNA (deoxyribonucleic acid) carries the genetic blueprint of all living organisms.
Question 7 of 10

How many chambers does the human heart have?

The human heart has 4 chambers: two atria and two ventricles.
Question 8 of 10

What is the process by which cells divide?

Mitosis is cell division that produces two identical daughter cells.
Question 9 of 10

What organ produces insulin?

The pancreas produces insulin to regulate blood sugar levels.
Question 10 of 10

Which vitamin is produced when skin is exposed to sunlight?

Vitamin D is synthesized in the skin upon exposure to ultraviolet B radiation.