🌿 Science & Nature Trivia
Quiz Set 1 — Biology
Answer all 10 questions. Click an option to see if you got it right!
Question 1 of 10
What is the powerhouse of the cell?
Mitochondria generate most of the cell's supply of ATP, which is used as a source of chemical energy.
Question 2 of 10
What molecule carries genetic information?
DNA (deoxyribonucleic acid) stores the genetic instructions for the development and function of living organisms.
Question 3 of 10
What is the process by which plants make food from sunlight?
Photosynthesis converts light energy into chemical energy stored in glucose, using carbon dioxide and water.
Question 4 of 10
How many chromosomes do humans have?
Humans have 46 chromosomes arranged in 23 pairs in each cell nucleus.
Question 5 of 10
What is the largest organ in the human body?
The skin covers approximately 1.5 to 2 square meters and weighs about 3.6 kilograms in adults.
Question 6 of 10
Which blood type is considered the universal donor?
O negative blood can be transfused to patients of any blood type in emergencies.
Question 7 of 10
What pigment gives plants their green color?
Chlorophyll absorbs red and blue light wavelengths and reflects green light.
Question 8 of 10
What is the basic unit of life?
The cell is the smallest structural and functional unit of all living organisms.
Question 9 of 10
Which organelle is responsible for protein synthesis?
Ribosomes translate mRNA into proteins by linking amino acids together.
Question 10 of 10
What type of cell division produces gametes?
Meiosis produces four haploid cells (gametes) from one diploid cell, halving the chromosome number.