IB ESS Topic 2 Assessment 22-23

Front

What process removes carbon from the atmosphere?

Back

Photosynthesis is the process by which plants convert carbon dioxide into glucose and oxygen using sunlight.

Front

What is the amount of biomass consumed by herbivores called?

Back

Gross Secondary Productivity refers to the total biomass that herbivores consume.

Front

What are the living factors of an ecosystem called?

Back

Biotic factors are the living components of an ecosystem, including plants, animals, and fungi.

Front

In which biome does the kangaroo rat survive by obtaining water from its food?

Back

The kangaroo rat is adapted to survive in the Desert biome.

Front

What do the arrows in a food chain or web represent?

Back

The arrows indicate the direction of energy flow between organisms.

Front

What is the definition of net primary productivity?

Back

Net Primary Productivity is the rate at which all the plants in an ecosystem produce net useful chemical energy.

Front

What is gross primary productivity?

Back

Gross Primary Productivity is the total amount of energy produced by photosynthesis before any is used by the plants themselves.

Front

What are abiotic factors?

Back

Abiotic factors are the non-living components of an ecosystem, such as water, sunlight, and minerals.

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among various organisms in an ecosystem.

Front

What is the role of decomposers in an ecosystem?

Back

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