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Homeostasis- Trophic Cascade

Homeostasis- Trophic Cascade

Assessment

Flashcard

Science

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

2.

FLASHCARD QUESTION

Front

What is a trophic cascade?

Back

A trophic cascade is an ecological phenomenon triggered by the addition or removal of top predators, which leads to changes in the population sizes of species at lower trophic levels.

3.

FLASHCARD QUESTION

Front

How do predators benefit vegetation?

Back

Predators help maintain the population of herbivores in check, preventing them from overgrazing and allowing vegetation to thrive.

4.

FLASHCARD QUESTION

Front

What is a trophic level?

Back

A trophic level is each step in a food chain or food web, representing the flow of energy and nutrients from one level to the next.

5.

FLASHCARD QUESTION

Front

What role do starfish play in their ecosystem?

Back

Starfish act as predators, controlling the population of mussels and other organisms, which helps maintain biodiversity.

6.

FLASHCARD QUESTION

Front

Define prey in an ecological context.

Back

Prey refers to organisms that are hunted and consumed by predators.

7.

FLASHCARD QUESTION

Front

What is the relationship between predators and herbivores?

Back

Predators regulate herbivore populations, which helps prevent overconsumption of plants and supports ecosystem balance.

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