EVS_

What is a food web?

• • A complex network of interconnected food chains

• • A linear sequence of organisms

• • A type of food preservation method

• • A biological community

How does a food web differ from a food chain?

• • A food web shows a single path of energy flow

• • A food web includes multiple interconnected food chains

• • A food web only includes herbivores

• • A food web does not show energy flow

Which organism in a food web can be both a primary and secondary consumer?

• • Plant

• • Herbivore

• • Omnivore

• • Carnivore

What is the definition of a habitat?

• • The role of an organism in its environment

• • The natural home or environment of an organism

• • The process by which plants produce food

• • The interaction between species

Which of the following is an example of a biotic component of an ecosystem?

• • Water

• • Soil

• • Plants

• • Rocks

What term describes the role of an organism within its ecosystem?

• • Habitat

• • Niche

• • Community

• • Biome

What does an ecological pyramid represent?

• • The number of species in an ecosystem

• • The flow of energy through an ecosystem

• • The geographical distribution of organisms

• • The evolution of species

In an energy pyramid, which level has the most energy?

• • Top predator

• • Secondary consumers

• • Primary consumers

• • Producers

Which type of ecological pyramid represents the number of organisms at each trophic level?

• • Pyramid of Biomass

• • Pyramid of Energy

• • Pyramid of Numbers

• • Pyramid of Productivity

Which of the following is a primary air pollutant?

• • Ozone

• • Sulfur dioxide

• • Smog

• • Acid rain