Unit 2 Molecular Biology

Front

What is the primary function of the digestive system?

Back

The digestive system breaks down food into small particles.

Front

What are producers in an ecosystem?

Back

Producers are organisms that produce their own food, primarily through photosynthesis or chemosynthesis.

Front

Which organisms are considered producers?

Back

Chemosynthetic bacteria and symbiotic bacteria.

Front

What is NOT a consumer in an ecosystem?

Back

Grass is not a consumer; it is a producer.

Front

What nutrient is essential for humans to repair cells?

Back

Proteins are essential for repairing cells.

Front

What is the main role of producers in an ecosystem?

Back

Producers produce their own food through photosynthesis.

Front

Define photosynthesis.

Back

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

Front

What is the role of consumers in an ecosystem?

Back

Consumers are organisms that obtain energy by consuming other organisms.

Front

Differentiate between primary consumers and secondary consumers.

Back

Primary consumers eat producers (plants), while secondary consumers eat primary consumers.

Front

What is the significance of decomposers in an ecosystem?

Back

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