Grade 9Sciencequiz16 questions

Ecosystems and climate

Grade 9: ecosystems, biodiversity, the carbon cycle, human impact, conservation.

Free to play. Teams answer on one screen; your phone is the remote. No student devices.

Questions

What do we call all the living and non-living things interacting in an area?
- A food chain
- A habitat only
- A population
- An ecosystem
Show answer
An ecosystem
In a food chain, which organisms make their own food using sunlight?
- Consumers
- Decomposers
- Predators
- Producers
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Producers
Decomposers, such as fungi, break down dead matter and return nutrients to the soil. (True or false?)
Show answer
True
Which term describes the variety of living species in an area?
- Adaptation
- Biodiversity
- Biomass
- Carrying capacity
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Biodiversity
Which of these ecosystems usually has the highest biodiversity?
- Hot desert
- Open ocean surface
- Tropical rainforest
- Tundra
Show answer
Tropical rainforest
What word describes a species that exists in only one place in the world? (Answer out loud)
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Endemic
Which process removes carbon dioxide from the air and stores carbon in plants?
- Combustion
- Evaporation
- Photosynthesis
- Respiration
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Photosynthesis
Respiration by living things removes carbon dioxide from the atmosphere. (True or false?)
Show answer
False
Which of these is a long-term store of carbon formed from ancient organisms?
- Clouds
- Fossil fuels
- Rainwater
- Sand
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Fossil fuels
Which greenhouse gas is released by livestock and rice paddies?
- Argon
- Methane
- Nitrogen
- Oxygen
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Methane
What is the name for cutting down large areas of forest? (Answer out loud)
Show answer
Deforestation
Ocean water becoming more acidic is partly caused by it absorbing extra carbon dioxide. (True or false?)
Show answer
True
What is the term for a species that is at risk of disappearing forever?
- Dominant
- Endangered
- Invasive
- Migratory
Show answer
Endangered
Which action best helps conserve wildlife habitats?
- Building roads through forests
- Creating protected national parks
- Draining wetlands for farmland
- Introducing non-native species
Show answer
Creating protected national parks
Which action helps lower the amount of carbon dioxide in the air?
- Burning more coal
- Clearing old forests
- Draining peat bogs
- Planting new forests
Show answer
Planting new forests
Which type of species, brought by people to a new area, can harm native wildlife? (Answer out loud)
Show answer
Invasive species

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