P3 sem 1 120-181 Final 2024 UT 1, UT 2, 3.1

Front

What is Biomass?

Back

The mass of the living and dead organisms in a given area.

Front

What do the owl and the weasel compete for in the food web?

Back

Shrew.

Front

Which organism has the most bioaccumulation/biomagnification?

Back

Hawk.

Front

Rank the following organisms from the most amount of energy to the least: plant, small bird, caterpillar, hawk.

Back

Plant; caterpillar; small bird; hawk.

Front

What is the correct formula for Photosynthesis?

Back

Front

Define Bioaccumulation.

Back

The accumulation of substances, such as pesticides, or other chemicals in an organism.

Front

Define Biomagnification.

Back

The increase in concentration of a substance, such as a toxic chemical, in the tissues of organisms at each successive level of the food chain.

Front

What is a food web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

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

Back

A food chain is a linear sequence of organisms where each is eaten by the next, while a food web is a complex network of interconnected food chains.