the study of interactions between organisms and their environments

New fuels are being produced by converting corn and grasses into compounds containing alcohols that can be broken down for energy in various engines. What is the purpose of this research?

Reduce the use of nonrenewable resources.

Impact of desalination on ocean environment? Salt water is abundant but unusable for irrigation and drinking. Desalination removes salt from ocean water. Concern: large amounts of recovered salts returned to ocean.

Alteration in ocean salt levels would cause loss of species and unbalanced populations in marine food webs.

The presence of wastes, such as plastic bags and motor oil, in lakes and streams miles away from developed areas suggests that

Ecosystems are interconnected and human action can alter ecosystem equilibrium.

The northern elephant seal was almost hunted to extinction in the 1800s. By the late 1890s, approximately one hundred seals were left, reducing the gene pool of the population. What will be the consequence of this reduction?

The elephant seals will be more vulnerable to environmental change.

What is most likely causing increased sedimentation in a lake, endangering the native habitat? Options: trees planted along the shore, construction of homes, amount of sunlight, amount of fish.

Construction of homes along the lake.

How does eutrophication from fertilizer runoff affect other organisms in water?

Oxygen is used up as algae is decomposed, reducing the amount available to other organisms.

As an ecologist, what factors would you raise with the local government regarding a strip mining company leasing land in a national park?

The threat to local biodiversity.

What is the most likely consequence of Japan and Norway not agreeing to stop whaling?

The whale populations are not rebounding as quickly as they might if all of the countries agreed not to hunt whales.

What could happen if a food chain or food web became unbalanced?

Change in a food chain/web, like the extinction of a species, can have a negative impact on the balance of the ecosystem.

Which of the following best describes an energy pyramid?

Each level represents a trophic level and the amount of energy available at each level

The arrows on a food chain/food web represent ________________.

the flow of energy from one organism to another

Why are there so few aquatic plants and phytoplankton that live at the bottom zones in the ocean?

Very little sunlight reaches these levels

Why are biologists removing pythons from the Everglades?

The pythons could prey on native organisms and cause native population to decline

What might you infer about the spatial distribution of American bison?

A clumped group provides better protection from predators.

What is one major distinction between primary and secondary succession?

Primary succession is the establishment of a community in an area with no soil, while secondary succession is the establishment of a new community in an existing ecosystem that was disturbed.

Which of the following choices represents the sequences in the primary succession of an ecosystem? Options: 1. bare rock, small annual plants, lichens, shade-intolerant trees, shade tolerant trees, perennial herbs and grasses 2. bare rock, lichens, small annual plants, perennial herbs and grasses, shade-intolerant trees, shade-tolerant trees 3. bare rock, lichens, perennial herbs and grasses, small annual plants, shade-intolerant trees, shade-tolerant trees 4. bare rock, lichens, small annual plants, perennial herbs and grasses, shade-tolerant trees, shade-intolerant trees

bare rock, lichens, small annual plants, perennial herbs and grasses, shade-intolerant trees, shade-tolerant trees

Biology EOC Review - Ecology Flashcards

Student preview

42 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Examples of a producer: frog, algae, worm, mouse

Back

algae

2.

FLASHCARD QUESTION

Front

Example of a decomposer: fungus, mouse, plants, frogs

Back

fungus

3.

FLASHCARD QUESTION

Front

What is a producer?

Back

an organism that uses sunlight to make its own food

4.

FLASHCARD QUESTION

Front

In the energy pyramid, which organisms have the most energy available?

Back

Producers

5.

FLASHCARD QUESTION

Front

Energy available in herbivores in trophic level 2 if producers in trophic level 1 have 1000 Kcal.

Back

100 Kcal

6.

FLASHCARD QUESTION

Front

Carrying capacity

Back

The number of individuals an area can carry

7.

FLASHCARD QUESTION

Front

Which graph shows population size increasing quickly?

Back

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever

or continue with

Microsoft

Apple

Others

Already have an account?

Similar Resources on Wayground

25 questions

Reach for the top-Santosh Yadav And Maria Sharapova

Flashcard

•

9th Grade

37 questions

Quiz-VOCAB ONLY Chp 4B QUIERES IR CONMIGO

Flashcard

•

7th Grade

40 questions

Collaboration in Software Development

Flashcard

•

11th Grade

35 questions

Climate Change Vocabulary

Flashcard

•

9th Grade

31 questions

Passé composé & imparfait

Flashcard

•

9th - 11th Grade

29 questions

Tectonic Plates Review

Flashcard

•

8th Grade

42 questions

3/4 영영 Vocabulary Flashcards

Flashcard

•

10th Grade

34 questions

6.1 Introduction to the Atmosphere

Flashcard

•

11th - 12th Grade

Popular Resources on Wayground

8 questions

Spartan Way - Classroom Responsible

Quiz

•

9th - 12th Grade

15 questions

Fractions on a Number Line

Quiz

•

3rd Grade

14 questions

Boundaries & Healthy Relationships

Lesson

•

6th - 8th Grade

20 questions

Equivalent Fractions

Quiz

•

3rd Grade

3 questions

Integrity and Your Health

Lesson

•

6th - 8th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

9 questions

FOREST Perception

Lesson

•

KG

20 questions

Main Idea and Details

Quiz

•

5th Grade

Discover more resources for Biology

21 questions

Cell Cycle and mitosis

Quiz

•

9th - 10th Grade

20 questions

Food Chains and Food Webs

Quiz

•

7th - 12th Grade

10 questions

Exploring Food Webs and Energy Pyramids

Interactive video

•

6th - 10th Grade

20 questions

Plant structures and tropisms

Quiz

•

9th Grade

55 questions

Category2 SPRING 2026 - STAAR 2.0

Quiz

•

9th - 10th Grade

100 questions

*NEW Biology Benchmark 1 - STAAR 2.0

Quiz

•

9th Grade

72 questions

#Category 4 - STAAR 2.0

Quiz

•

9th - 10th Grade

14 questions

Ecological Succession: Primary and Secondary

Quiz

•

9th Grade