Exam Revision on Ecosystems and Reactions

What are the main reactants and products in cellular respiration?

Write the word equation for photosynthesis.

Describe how energy is released in cellular respiration.

What is an ecosystem?

Explain the role of producers in an ecosystem.

Define a “keystone species” and provide an example.

Describe what happens in a food chain when the population of a top predator decreases.

Explain how energy is transferred through trophic levels in a food chain. Include labels of levels in answer

What is an abiotic factor? Give an example.

Describe how a disruption in the carbon cycle can impact ecosystems.