Fall FINAL EXAM REVIEW

Front

What is the role of enzymes in biological reactions?

Back

Enzymes are responsible for speeding up reactions.

Front

What type of organism is a fungus classified as?

Back

Fungi are classified as decomposers.

Front

What is one of the key principles of cell theory?

Back

Cells are the basic unit of life.

Front

What does the 10% rule in ecology state?

Back

The 10% rule states that 10% of energy moves from each trophic level to the next.

Front

If the producers level contains 1234 kilocalories, how many kilocalories are transferred to the primary consumer level?

Back

123.4 kilocalories.

Front

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

Back

100 Kcal.

Front

Define 'producer' in an ecological context.

Back

Producers are organisms that create their own food through photosynthesis, such as plants.

Front

What is a 'consumer' in an ecosystem?

Back

Consumers are organisms that obtain energy by eating other organisms.

Front

What is a 'decomposer' and its role in an ecosystem?

Back

Decomposers break down dead organic material, recycling nutrients back into the ecosystem.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll.