Final REview 2023 Part 2

Front

What is a controlled experiment?

Back

A controlled experiment is a scientific test that isolates and tests a single variable to determine its effect.

Front

What role do electrons play in photosynthesis?

Back

Electrons are transferred to chlorophyll and power the reactions of photosynthesis.

Front

What is NOT a characteristic of all living things?

Back

The ability to move is NOT a characteristic of all living things.

Front

What does a biomass pyramid represent?

Back

A biomass pyramid shows the total amount of living tissue within a trophic level.

Front

True or False: Ecosystems with more space allow for more species to coexist, increasing biodiversity.

Back

True.

Front

Define biodiversity.

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Front

What is the primary function of chlorophyll in plants?

Back

The primary function of chlorophyll is to absorb light energy for photosynthesis.

Front

What is a 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 is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components.

Front

What is the significance of the scientific method?

Back

The scientific method provides a systematic approach for conducting experiments and making observations.