Test: Competition & Ecosystem Relationships 2023-24

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Which of the following are examples of biotic factors in a grassland ecosystem?

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Which of the following are examples of abiotic factors in a marine/ocean ecosystem.

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When two organisms are “fighting” for use of a limited resource, this is called a(n):.

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Which of the following is an example of a dependent interaction?

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Eagles and grizzly bears live together in the same habitat. There will be competition between the eagles and the grizzly bears only if which of the following is true?

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A student wants to investigate competition between two organisms. For the investigation, it is most important that the student should choose organisms that–

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Two species of fish live in the same pond. They eat the same kinds of plants. They are eaten by the same water birds. Which of the following would increase competition between these two species of fish?

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Bromeliads are small plants that grow attached to the sides of large trees high above the ground in warm, damp, and densely crowded tropical rainforests. Why do bromeliads do this?

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Which of the following are examples of types of competition that may occur in nature? Check all that apply

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Which of the following are possible outcomes when resources are limited in an area? Check all that apply

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Refer to the tables provided. Which plants may compete for sandy soil in Zone 9?

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When you did the "Finding My Ecosystem Buddy" activity last class, what the relationship between the seal and the polar bear?

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Most humans are hosts to thousands of microscopic mites on their faces, including your cheeks, eyelashes and foreheads! These mites are protected from predators because they live in your pores, and they get to eat the oils on your skin. You will never actually see one of these tiny critters, and they usually have no negative affect on you. What kind of interaction is occurring between humans and their face mites?

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An elementary school had to send a letter home to parents instructing them to check their child's head for lice. Lice are little insects that live on your scalp and bite your skin to get food. The lice make your scalp really itchy, irritated, and inflamed. It takes a lot of effort to get rid of lice if they get into your hair. What is the relationship between humans and lice?

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Cows have bacteria that live in their digestive tract. The bacteria help the cows digest all of the grass they eat, so the cows can get nutrients out of their food. The bacteria are happy because they have a great place to live and also get to eat the grass. What type of relationship is this?

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A fire burned most of the plants in an area. Predict what would happen to the population of rabbits in that area for the next 6 months after the fire. CHOOSE ALL THAT APPLY!!!!

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Predict what would happen to an organism if food suddenly became more abundant

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Compare the effects of predators on an ecosystem to the effects of an invasive species on an ecosystem

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Which of the following can be considered an "ecosystem"? Think back to the definition and check all that apply

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Class Period

Which of the following are examples of biotic factors in a grassland ecosystem?

Which of the following are examples of abiotic factors in a marine/ocean ecosystem.

When two organisms are “fighting” for use of a limited resource, this is called a(n):.

Which of the following is an example of a dependent interaction?

Eagles and grizzly bears live together in the same habitat. There will be competition between the eagles and the grizzly bears only if which of the following is true?

A student wants to investigate competition between two organisms. For the investigation, it is most important that the student should choose organisms that–

Two species of fish live in the same pond. They eat the same kinds of plants. They are eaten by the same water birds. Which of the following would increase competition between these two species of fish?

Bromeliads are small plants that grow attached to the sides of large trees high above the ground in warm, damp, and densely crowded tropical rainforests. Why do bromeliads do this?

Which of the following are examples of types of competition that may occur in nature? Check all that apply

Which of the following are possible outcomes when resources are limited in an area? Check all that apply

Refer to the tables provided. Which plants may compete for sandy soil in Zone 9?

When you did the "Finding My Ecosystem Buddy" activity last class, what the relationship between the seal and the polar bear?

Cows have bacteria that live in their digestive tract. The bacteria help the cows digest all of the grass they eat, so the cows can get nutrients out of their food. The bacteria are happy because they have a great place to live and also get to eat the grass. What type of relationship is this?

A fire burned most of the plants in an area. Predict what would happen to the population of rabbits in that area for the next 6 months after the fire. CHOOSE ALL THAT APPLY!!!!

Predict what would happen to an organism if food suddenly became more abundant

Compare the effects of predators on an ecosystem to the effects of an invasive species on an ecosystem

Which of the following can be considered an "ecosystem"? Think back to the definition and check all that apply

Why do the populations of invasive species grow so quickly? choose all that apply