Ecosystems Unit Test Review

Front

The source of energy for all living things on Earth is the

Back

the Sun

Front

Which of the following are examples of ABIOTIC factors? birds, insects, and mammals, bacteria and fungi, soil, rocks, air, water, light

Back

soil, rocks, air, water, light

Front

Organisms in a food web that make their own energy from sunlight are known as

Back

producers

Front

A characteristic that enables an organism to survive and reproduce in its environment is known as

Back

an adaptation

Front

When different species with similar needs live in an ecosystem with limited resources, what will happen?

Back

They will compete for available resources.

Front

Which shows just one way that energy flows to the birds in the food web? Options: Owl-->snake-->bird, Plant-->grasshopper-->Bird, bird-->owl-->plant

Back

Plant-->grasshopper-->Bird

Front

What would most likely happen immediately AFTER the wetland is destroyed in a coastal area of New Jersey? Options: the wetland plants would make more seeds, the wetland plants and animals species would move to dryer meadow habitats, the wetland plants and animals would be unable to survive in that area any longer

Back

the wetland plants and animals would be unable to survive in that area any longer

Front

In the food web shown above, which of the following is most likely to cause an INCREASE in the number of foxes? Options: a decrease in hawks, a increase in hawks, an decrease in beetles

Back

a decrease in hawks

Front

In the food web above, which of the following would cause the LARGEST disruption to the ecosystem? Options: a decrease in the population of snakes, a decrease in the population of grass, a decrease in the population of hawks

Back

a decrease in the population of grass

Front

Which of the following best describes the relationship between the hawk and the snake? Options: The hawk is a predator and the snake is its prey, The hawk is a prey organism and the rabbit is the predator, the hawk is a herbivore and the rabbit is a carnivore

Back

The hawk is a predator and the snake is its prey.