Biology 1st Semester Test

Front

What is a herbivore?

Back

A herbivore is an animal that eats only plants.

Front

What are proteins composed of?

Back

Proteins are composed of amino acids.

Front

How does the shape of the land affect climate?

Back

The shape of the land can affect the climate of a location.

Front

What can you determine about a location by examining its growth?

Back

You can tell what stage of succession a location is at by examining the amount of growth in the location.

Front

What do enzymes and catalysts do?

Back

Enzymes and catalysts speed up a chemical reaction.

Front

Define 'ecosystem'.

Back

An ecosystem is a community of living organisms and their physical environment interacting as a system.

Front

What is 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 role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic material, returning nutrients to the soil.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a complex network of interconnected food chains.

Front

What is biodiversity?

Back

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