7th Sci Midterm Final Review

Front

Who coined the term 'cell'?

Back

Robert Hooke

Front

What percentage of energy is transferred to the next trophic level in an energy pyramid?

Back

10% of energy is passed onto the next trophic level.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers recycle organic matter back into the soil.

Front

What classification level indicates that two organisms are most closely related?

Back

Organisms in the same order are most closely related.

Front

What is the main function of the nervous system in the human body?

Back

The nervous system sends signals back and forth from the brain to the body.

Front

Define 'trophic level'.

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients.

Front

What are apex predators?

Back

Apex predators are organisms at the top of the food chain with no natural predators.

Front

What is the role of producers in an ecosystem?

Back

Producers create energy through photosynthesis and form the base of the food chain.

Front

Explain the term 'energy pyramid'.

Back

An energy pyramid illustrates the energy flow in an ecosystem, showing how energy decreases at each trophic level.

Front

What is the function of the circulatory system?

Back

The circulatory system circulates blood, nutrients, and gases throughout the body.