Yr7 Habitats & Interactions

What are sustainable ecosystems?

• Ecosystems that have a large range of animal life.

• Ecosystems that are not used up or destroyed.

• Ecosystems that do not rely on a water supply.

• Ecosystems that are often short of a food supply.

What are 'organisms'?

• Bacteria

• Another word for 'atoms'

• All living things including plants, animals and bacteria.

• Another word for 'plant life'

What is a 'biotic' factor?

• A system of plants and animals in the world

• Living factors

• Non-living factors like water, light, wind and soil

• Natural features

Which of these is an 'abiotic' factor? Choose two.

• Temperature

• Organisms to eat

• Competing organisms

• Water

What is 'symbiosis'?

• A system formed by organisms interacting with each other

• When many species move away from that habitat

• A positive relationship between two organisms

• When two different organisms live together, in a positive or negative way

What is a botanist?

• Someone who studies insects

• A scientist who studies plants

• A conservationist who looks after the environment

• A scientist who studies the effects of fire

Which of these is the kind of relationship where one organism benefits and the other is not affected?

• Mutualism

• Biligoricalism

• Parasitism

• Commensalism

Algae and fungus growing together on a rock is an example of-

• Parasitism

• Mutualism

• Organisms

• Commensalism

What is a producer?

• Organism that makes its own energy
• Organism that breaks down dead organisms
• Organism that eats other organisms for food & energy

What is a decomposer?

• Organism that makes its own energy
• Organism that breaks down dead organisms
• Organism that eats other organisms for food & energy