Tensai Science Quiz

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Grade 7 - Interactions within Ecosystems

Understanding relationships among organisms, food chains, and the environment

What is the role of producers in an ecosystem?

They capture energy from the Sun to make food
They recycle nutrients into the soil
They eat other organisms
They control predator populations

Which term describes the variety of life in an ecosystem?

Ecosystem balance
Biodiversity
Food chain
Habitat

What is a consumer that only eats plants called?

Carnivore
Omnivore
Herbivore
Decomposer

Which process recycles nutrients back into the soil?

Evaporation
Photosynthesis
Decomposition
Respiration

What is the relationship between bees and flowers called?

Parasitism
Commensalism
Mutualism
Competition

Which biome is characterized by low rainfall and cactus plants?

Rainforest
Grassland
Desert
Tundra

What do decomposers, like fungi and bacteria, feed on?

Living plants
Dead plants and animals
Sunlight
Minerals only

What is the top predator in a food chain called?

Herbivore
Top predator (apex predator)
Producer
Scavenger

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Edmonton

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