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