Created on 27th January 2025
Grade level: Adult Educationth grade
0 plays
29 Questions
No Description
Questions (29)
1. What is the process by which plants make their own food using sunlight?
Photosynthesis
4 choice options
2. Which of the following is a fundamental concept of biology?
Natural Selection
4 choice options
3. What is the chemical formula for water?
H2O
4 choice options
4. Which of the following best describes an ecosystem?
A community of living organisms and their physical environment interacting as a system
4 choice options
5. What is the primary gas responsible for the greenhouse effect?
Carbon Dioxide
4 choice options
6. Which part of the cell is responsible for controlling what enters and exits the cell?
Cell Membrane
4 choice options
7. What is the smallest unit of life that can replicate independently?
Cell
4 choice options
8. Which of these is a renewable source of energy?
Solar Energy
4 choice options
9. What is the primary function of red blood cells in the human body?
Transporting oxygen
4 choice options
10. What is the term for the variety of life in the world or in a particular habitat or ecosystem?
Biodiversity
4 choice options
11. What is the primary function of the respiratory system in humans?
To exchange gases
4 choice options
12. Which of the following is a non-renewable energy source?
Natural gas
4 choice options
13. What is the chemical formula for water?
H2O
4 choice options
14. Which process do plants use to convert sunlight into energy?
Photosynthesis
4 choice options
15. What is the basic unit of life?
Cell
4 choice options
16. What type of bond involves the sharing of electron pairs between atoms?
Covalent bond
4 choice options
17. Which organ is primarily responsible for detoxification in the human body?
Liver
4 choice options
18. What is the term for the variety of different species in an ecosystem?
Biodiversity
4 choice options
19. Which vitamin is primarily synthesized when human skin is exposed to sunlight?
Vitamin D
4 choice options
20. What type of ecosystem is characterized by high temperatures and abundant rainfall?
Tropical rainforest
4 choice options
21. What is the primary component of the Earth's atmosphere?
Nitrogen
4 choice options
22. Which of the following best describes an ecosystem?
A community of organisms interacting with their environment
4 choice options
23. What is the main purpose of the skeletal system in humans?
Support and protect organs
4 choice options
24. Which of the following is a renewable resource?
Solar energy
4 choice options
25. What is the process by which plants lose water called?
Transpiration
4 choice options
26. What type of energy is stored in food?
Chemical energy
4 choice options
27. What is the main function of red blood cells?
Transport oxygen
4 choice options
28. Which of the following best describes a food chain?
A diagram showing the flow of energy through an ecosystem
4 choice options
29. What is the primary purpose of the circulatory system?
To transport nutrients and oxygen
4 choice options
