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Biology Trivia Questions and Answers
4 free biology trivia questions with answers and explanations.
1What is the powerhouse of the cell?
ACell membrane
BChloroplast
CMitochondria✓
DNucleus
💡 Explanation: Mitochondria are called the "powerhouse of the cell" because they produce ATP (adenosine triphosphate), the energy currency of cells.
2How many chromosomes do humans have?
A23
B44
C46✓
D48
💡 Explanation: Humans have 46 chromosomes (23 pairs). One chromosome from each pair comes from each parent. Chromosome 23 determines biological sex.
3What is DNA short for?
ADeoxyribonucleic Acid✓
BDynamic Nuclear Acid
CDeoxyribose Nucleotide Acid
DDigital Nucleic Acid
💡 Explanation: DNA stands for Deoxyribonucleic Acid. It is the molecule that carries genetic information and instructions for all living organisms.
4Which scientist first proposed the theory of evolution by natural selection?
AGregor Mendel
BCharles Darwin✓
CLouis Pasteur
DCarl Linnaeus
💡 Explanation: Charles Darwin published "On the Origin of Species" in 1859, proposing that all species evolve through the process of natural selection.
About Biology Trivia Questions
These biology trivia questions cover a wide range of topics within the biology category. All questions include four multiple-choice options (A, B, C, D) and a detailed answer explanation to help you understand the topic better.
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