- 1. What is the largest mammal on Earth?
A) Giraffe
B) Blue whale
C) Kangaroo
D) Elephant
- 2. Which of the following is not a deciduous tree?
A) Maple
B) Birch
C) Oak
D) Pine
- 3. What is the process by which plants make their food?
A) Photosynthesis
B) Pollination
C) Transpiration
D) Respiration
- 4. Where is the Great Barrier Reef located?
A) Hawaii
B) Mexico
C) Caribbean
D) Australia
- 5. What is the study of birds called?
A) Zoology
B) Botany
C) Ornithology
D) Entomology
- 6. Which of the following is a renewable energy source?
A) Solar power
B) Coal
C) Natural gas
D) Nuclear power
- 7. What is the process of soil being carried away by wind or water called?
A) Weathering
B) Deposition
C) Fertileization
D) Erosion
- 8. Which of the following is not a type of forest biome?
A) Grassland
B) Taiga
C) Tropical rainforest
D) Tundra
- 9. What gas do plants give off during photosynthesis?
A) Carbon dioxide
B) Methane
C) Nitrogen
D) Oxygen
- 10. Which of the following is not a primary color in the RGB color model?
A) Green
B) Blue
C) Yellow
D) Red
- 11. What is the world's largest desert?
A) Antarctica
B) Gobi Desert
C) Arabian Desert
D) Sahara Desert
- 12. Which animal is known as the 'king of the jungle'?
A) Lion
B) Elephant
C) Tiger
D) Leopard
- 13. What is the largest ocean on Earth?
A) Pacific Ocean
B) Indian Ocean
C) Atlantic Ocean
D) Arctic Ocean
- 14. What is the hardest natural substance on Earth?
A) Diamond
B) Corundum
C) Topaz
D) Quartz
- 15. What is the process of a caterpillar changing into a butterfly?
A) Evolution
B) Metamorphosis
C) Hibernation
D) Regeneration
- 16. What is the process of plants losing water through their leaves called?
A) Transpiration
B) Irrigation
C) Photosynthesis
D) Respiration
- 17. What is the outer layer of the Earth called?
A) Crust
B) Core
C) Outer core
D) Mantle
- 18. What is the process of new plants growing from seeds called?
A) Pollination
B) Germination
C) Fertilization
D) Propagation
- 19. Which planet is known as the 'Red Planet'?
A) Venus
B) Mercury
C) Mars
D) Jupiter
- 20. What is the name of the largest tropical rainforest in the world?
A) Borneo Rainforest
B) Amazon Rainforest
C) New Guinea Rainforest
D) Congo Rainforest
- 21. What is the process of one species evolving to resemble another called?
A) Mimicry
B) Camouflage
C) Adaptation
D) Mutation
- 22. Which of the following is not a renewable resource?
A) Hydropower
B) Wind
C) Coal
D) Solar
- 23. In what process does liquid water become a solid?
A) Melting
B) Freezing
C) Evaporation
D) Condensation
- 24. What is another name for the water cycle?
A) Oxygen cycle
B) Nitrogen cycle
C) Carbon cycle
D) Hydrologic cycle
- 25. Which gas makes up the majority of Earth's atmosphere?
A) Oxygen
B) Nitrogen
C) Carbon Dioxide
D) Argon
- 26. What is the largest terrestrial mammal?
A) Giraffe
B) Rhinoceros
C) Grizzly Bear
D) African Elephant
- 27. What natural disaster is measured using the Richter scale?
A) Tornado
B) Earthquake
C) Volcano Eruption
D) Hurricane
- 28. Which of the following is a common method of seed dispersal in plants?
A) Burying
B) Rolling
C) Eating
D) Wind
- 29. What unit of measurement is used to represent the force of the wind on the Beaufort scale?
A) Miles
B) Feet
C) Knots
D) Kilometers
- 30. Which celestial body is the primary natural satellite of Earth?
A) Mars
B) Moon
C) Venus
D) Jupiter
- 31. What is the term for the process by which plants and animals exchange gases with their environment?
A) Respiration
B) Pollination
C) Filtration
D) Transpiration
- 32. What is the layer of gases that surrounds Earth and is held in place by gravity?
A) Ionosphere
B) Atmosphere
C) Exosphere
D) Geosphere
- 33. What is the study of the relationships between living organisms and their environment?
A) Entomology
B) Ethnobotany
C) Ecology
D) Meteorology
- 34. What is the term for the process by which water soaks into the soil or permeable rock?
A) Exfiltration
B) Desalination
C) Infiltration
D) Irrigation
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