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Modified T/F Modified T/F Multiple Choice Multiple Choice Completion

A habitat refers to all the populations in an ecosystem. A 100

False; community A 100

The largest number of individuals of one species that an ecosystem can support over time is its biotic potential. A 200

False; carrying capacity A 200

An animal population gets smaller when the number of individuals that die is greater than the number of individuals that are born. A 300

True A 300

The maximum rate at which a population can increase is its biotic potential. A 400

True A 400

Symbiosis is the term used to describe the way an organism survives, including its habitat, how it obtains food and shelter, and how it avoids danger. A 500

False; Niche A 500

A community consists of all the organisms in an ecosystem that belong to the same species. B 100

False; population B 100

Producers obtain energy by eating other organisms. B 200

False; Consumers B 200

Pigs and humans are examples of omnivores, animals that can eat both consumers and producers. B 300

True B 300

A symbiotic relationship that benefits both species is referred to as commensalism. B 400

False; mutualism B 400

Producers found on the ocean floor use a process called photosynthesis to create energy- rich molecules. B 500

False; chemosynthesis B 500

Which of the following biomes is NOT a terrestrial biome? a. desert b. grassland c. freshwater d. forest C 100

Which of the following biomes is NOT a terrestrial biome? c. freshwater

Which statement is true? a. Biomes have clearly defined borders. b. Biomes can influence each other. c. Biomes do not contain abiotic factors. d. Ecosystems must be either aquatic or terrestrial, never both. C 200

Which statement is true? b. Biomes can influence each other.

Several species of fish are shown below. What does this picture show? a. a community b. a population c. a biosphere d. an energy pyramid C 300

Several species of fish are shown below. What does this picture show? a. a community

DAILY DOUBLE C 400 DAILY DOUBLE Place A Wager

Which shows the way the energy from sunlight travels through an ecosystem? a. b. c. both a and b d. neither a nor b C 400

Which shows the way the energy from sunlight travels through an ecosystem? b.

In the library, there are the following media: children’s, adult fiction, adult nonfiction, music, and movies. There are also fixtures: lights, chairs, tables, shelves. All these things exist inside a building. If we consider the things that contain ideas (the media) to be “living”, which statement is an accurate comparison? a. The media are like an ecosystem. b. The media and fixtures are like a population. c. The fixtures are like an ecosystem. d. The building is like a habitat. C 500

In the library, there are the following media: children’s, adult fiction, adult nonfiction, music, and movies. There are also fixtures: lights, chairs, tables, shelves. All these things exist inside a building. If we consider the things that contain ideas (the media) to be “living”, which statement is an accurate comparison? d. The building is like a habitat.

What is a biome? a. the living and nonliving things in one place b. the parts of Earth and the surrounding atmosphere where there is life c. a large region on Earth with a specific climate, physical features, plants, and other organisms d. none of the above D 100

What is a biome? a. the living and nonliving things in one place b. the parts of Earth and the surrounding atmosphere where there is life c. a large region on Earth with a specific climate, physical features, plants, and other organisms

Tom looks out his window. Which observation includes a biotic factor of the ecosystem he is in? a. It is raining. b. There are worms on his sidewalk. c. The water in his pond is higher than usual. d. The clouds are darker than they had been a little earlier. D 200

Tom looks out his window. Which observation includes a biotic factor of the ecosystem he is in? b. There are worms on his sidewalk.

Kelli lives in Arizona on the edge of the desert. Ife lives on the edge of the Sahara desert. Kelli says they live in the same ecosystem. Is she correct? Why or why not? a. She is incorrect. An ecosystem is all the living and nonliving things in one place. b. She is correct. An ecosystem is all the living and nonliving things in one place. c. She is correct. An ecosystem is all the living and nonliving things in one type of place. d. She is incorrect. An ecosystem is all the living and nonliving things in one type of place. D 300

Kelli lives in Arizona on the edge of the desert. Ife lives on the edge of the Sahara desert. Kelli says they live in the same ecosystem. Is she correct? Why or why not? a. She is incorrect. An ecosystem is all the living and nonliving things in one place.

If a population were able to reach its biotic potential, a. its rate of birth is the highest it can be, and its rate of death is the lowest it can be b. its rate of birth is the highest it can be, and its rate of death is the highest it can be c. its rate of birth is the lowest it can be, and its rate of death is the lowest it can be d. its rate of birth is the lowest it can be, and its rate of death is the highest it can be D 400

If a population were able to reach its biotic potential, a. its rate of birth is the highest it can be, and its rate of death is the lowest it can be

Which of the following does not follow a cycle in the environment? a. oxygen b. carbon c. energy d. water D 500

Which of the following does not follow a cycle in the environment? c. energy

____________________ factors are living or once-living. E 100

Biotic

The place in which an organism lives is called its ____________________. E 200

habitat

The portion of Earth that supports life is called the ____________________. E 300

biosphere E 300

A symbiotic relationship in which one organism benefits and the other is not affected is called ____________________. E 400

commensalism E 400

DAILY DOUBLE E 500 DAILY DOUBLE Place A Wager

The study of interactions that occur among organisms and their environment is called ____________________. E 500

ecology E 500

____________________ are biotic factors that limit the size of prey populations. F 100

Predators F 100

A large region of plants and animals adapted to the soil and climate of a region is called a ____________________. F 200

biome F 200

Overlapping food chains make a food ____________________. F 300

web F 300

F 400 A symbiotic relationship in which one organism benefits and the other is harmed is a ____________________ relationship.

F 400 parasitic

F 500 Living and nonliving features of an environment together are referred to as a(n) ________________.

F 500 ecosystem

The Final Jeopardy Category is: The Oxygen Cycle Please record your wager. Click on screen to begin

Explain the oxygen cycle. You may refer to the picture in your explanation. Click on screen to continue

Plants release oxygen as a waste product of photosynthesis. Oxygen enters the air. Consumers take it in when they breathe. When they breath out, consumers release carbon dioxide. Some producers take in carbon dioxide, and the cycle continues.

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