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Spaceship Earth (Photosynthesis and Habitats). 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. answer. 1. What is meant by the term ‘Biome’ ?. A large ecological region of the Earth. answer.
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Spaceship Earth (Photosynthesis and Habitats) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
answer 1. What is meant by the term ‘Biome’ ? A large ecological region of the Earth.
answer 2. What is meant by a ‘Habitat’ ? The place where an animal or plant lives where it finds food, water and shelter.
answer 3. Name three types of land habitat. Any 3 from: Desert Tundra Grasslands Rainforest Forest
answer 4. State what is meant by an ecosystem. A natural biological unit consisting of the community or organisms and their non-living habitat.
answer 5. What is biodiversity ? This is a term used to describe the variety of life within the living world.
answer 6. State two human activities which are affecting natural biodiversity. Any 2 from: Pollution Deforestation Monoculture Urbanisation
answer 7. What is meant by the term adaptation ? The changes in the physical and behavioral features of an organism to make it better adapted/suited to its habitat.
answer 8. What is meant by an endangered species ? One where the population drops below a certain number.
answer 9. Name the 7 characteristics of living things. Movement Reproduction Feeding Respiration Excretion Growth Sensitivity
answer 10. Name the 2 types of key used for classifying living organisms ? Paired Statement Key Branching Key
answer 11. Name 3 Biotic Factors. Disease Predators Food
answer 12. Name 4 abiotic factors you have measured. Temperature Light Intensity Moisture pH
answer 13. What do we call the process where plants use light energy to make sugar? Photosynthesis
answer 14. Name the 3 parts of a plant cell that are not found in animals cells. Chloroplast Vacuole Cell Wall
answer 15. What is the classroom test we use for starch in a leaf ? Iodine Solution
answer 16. Why do you boil a green leaf in ethanol when testing it for starch ? To remove the green pigment chlorophyll from the leaf.
answer 17. What colour change takes place in iodine solution if starch is present ? Iodine solution turns from orange/brown to dark blue/black in the presence of starch.
answer 18. During daylight plants take-in and give-out gases. Which gases are they ? Take-In - Carbon Dioxide Give-out - Oxygen
answer 19. Name the 4 things plants need to carry-out photosynthesis ? Carbon Dioxide Light Energy Water Chlorophyll
answer 20. What is a herbivore ? An animal / organism which eats only plants as food.
answer 21. What do we call the organism which gets eaten by a predator ? Prey
answer 22. What gets passed along at each stage in a food chain or food web ? Energy
answer 23. Only 10% of energy gets passed on at each stage two ways energy gets lost ? Any 2 from: Movement Heat Undigested Food
answer 24. State 3 things which plants compete for. Any 3 from: Light Space Soil Nutrients Water
answer 25. State 3 things which animals compete for. Any 3 from: Territory Mates Food Water Shelter
