WBHS Earth Systems: Ecology Week 1 Recap

What is the correct order of the levels of ecological organization from smallest to largest?

• Organism, Community, Population, Ecosystem, Biome, Biosphere

• Organism, Population, Community, Ecosystem, Biome, Biosphere

• Population, Organism, Community, Ecosystem, Biome, Biosphere

• Organism, Population, Ecosystem, Community, Biome, Biosphere

Which of the following is a characteristic of an ecosystem?

• It includes only the living components of an environment.

• It is unaffected by human activities.

• It consists of both biotic and abiotic factors interacting with each other.

• It is a closed system with no energy exchange with the surroundings.

Tags

NGSS.MS-LS2-3

Which of the following is not a biome?

• Tundra

• Rainforest

• City

• Desert

Which of the following biomes has the highest level of biodiversity?

• Desert

• Grassland

• Tropical rainforest

• Arctic tundra

Tags

NGSS.MS-LS2-5

Which trophic level includes primary producers?

• Fourth trophic level

• Third trophic level

• First trophic level

• Second trophic level

Tags

NGSS.MS-LS2-3

What is an example of a decomposer?

• Bacteria or fungi

• Water or air

• Rocks or minerals

• Plants or animals

Which trophic level includes herbivores?

• Apex predators

• Secondary consumers

• Primary consumers

• Decomposers

Tags

NGSS.MS-LS2-3

What is a food web?

• A type of food that is only eaten by herbivores.

• A type of cooking method that involves boiling food in water.

• A diagram that shows the feeding relationships between organisms in an ecosystem.

• A type of fishing net used to catch small fish.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

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

• A food chain is more complex and consists of many interconnected food chains.

• A food web shows a single pathway of energy flow, while a food chain shows multiple pathways.

• A food chain illustrates the energy flow in an ecosystem, whereas a food web does not.

• A food chain is a single linear sequence of organisms, while a food web shows various interactions

What could be a potential impact of removing a keystone species from an ecosystem? Select 2 answers.

• There would be no impact.

• It could lead to a decrease in biodiversity.

• It could lead to an increase in the population of a particular species.

• None of them are correct

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5