Ecosystems Lesson 1 - Key Terms

Shows the connections between producers and consumers in the most complex way, connecting lots of different components together

• Food web

• Food chain

• Food link

• Food cycling

These components break down plant and animal matter, returning nutrients to the soil

• Producers

• Decomposers

• Consumers

• Nutrients

A food chain shows the direct ______ between producers and consumers in the form of a simple line.

• changes

• movements

• links

• conflicts

Bacteria and Funghi are examples of...

• Producers

• Consumers

• Decomposers

• Carnivores

Producers convert energy from the environment (mainly ___________)

• soils

• sunlight

• atmosphere

• from other animals

Producers convert energy from the sun into glucose by the process of...

• Photosynthesis

• Decomposition

• Combustion

• Recycling

Nutrients are foods that are used by plants or animals to...

• die

• grow

• sleep

Which of the following is not a source of nutrients?

• rainwater washing chemicals out of the atmosphere

• weathered rock releasing nutrients into the soil

• surface runoff removing nutrients from the soil

The constant movement of nutrients through an ecosystem is referred to as the...

• nutrient cycle

• nutrient recycle

• nutrient movement

• nutrient flushing

An abiotic component is a...

• living part of an ecosystem

• non-living part of an ecosystem