4221993
Descrição
Quiz por kgpayne2000, atualizado more than 1 year ago
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Criado por kgpayne2000
mais de 8 anos atrás
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Questão 1
Responda
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a group of living things and their physical surroundings; different communities
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individual organisms; only living things
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groups of the same species; populations
Questão 2
Questão
[blank_start]Photosynthesis[blank_end] happens when a plant uses the Sun's energy to convert water and carbon dioxide into carbohydrates such as sugars and starches.
Responda
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Photosynthesis
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Sunlight
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Producers
Questão 3
Questão
What do decomposers do? (click all that apply)
Responda
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Consume waste and dead organisms to get energy
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Return nutrients to the soil, water, or air.
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Break down material from waste and dead organisms.
Questão 4
Questão
No energy is lost in an ecosystem.
Responda
- True
- False
Questão 5
Questão
Nutrients are continuously lost through the food web.
Responda
- True
- False
Questão 6
Questão
Which of the following are nutrients in an ecosystem? (check all that apply)
Responda
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water, carbon, oxygen
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nitrogen, calcium,
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producers, consumers
Questão 7
Questão
Producers take in [blank_start]carbon dioxide[blank_end] during the process of photosynthesis and release [blank_start]oxygen[blank_end].
Responda
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carbon dioxide
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oxygen
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oxygen
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carbon dioxide
Questão 8
Questão
[blank_start]Consumers[blank_end] take in oxygen for their life processes and release carbon dioxide.
Responda
-
Consumers
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Producers
Questão 9
Questão
A [blank_start]producer[blank_end] is a type of organism that undergoes photosynthesis, converting energy into a usable form of food for other organisms in an ecosystem.
Responda
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producer
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consumer
Questão 10
Questão
What form of energy is lost by moving from producer to consumer to decomposer in an ecosystem?
Responda
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light
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heat
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food energy
Questão 11
Questão
A [blank_start]producer[blank_end] is a living thing that can make its own food.
Responda
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producer
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consumer
Questão 12
Questão
A [blank_start]consumer[blank_end] is a living thing that eats other living things for food and energy.
Responda
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consumer
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producer
Questão 13
Questão
How is a food web different from a food chain?
Responda
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Food webs are a group of overlapping food chains in an ecosystem.
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Food webs include at least one spider as a primary food source.
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Food chains are more complex than food webs.
Questão 14
Questão
In a food web or food chain, carnivores are the most plentiful (numerous) member of the ecosystem.
Responda
- True
- False
Questão 15
Responda
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A diagram that shows how energy moves from one feeding level to the next in the food chain.
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Alternate forms of energy available to animals in an ecosystem.
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A diagram which shows how each member of an ecosystem gets its food.
Questão 16
Questão
Which of the following is true about an energy pyramid? (check all that apply)
Responda
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There are more producers than herbivores or carnivores in the ecosystem.
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As you move up to the top of the pyramid from producer to consumer, the diagram becomes smaller and smaller to show how less and less energy is available.
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Energy drops about 10% from each level of the pyramid.
Questão 17
Questão
[blank_start]Symbiosis[blank_end] is an interaction where two species live together for a long time and at least one of the species benefits.
Responda
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Symbiosis
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Competition
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Predator-Prey
Questão 18
Questão
[blank_start]Competition[blank_end] happens when two or more species depend on the same food source or any limited resource.
Responda
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Competition
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Symbiosis
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Predator-prey relationship
Questão 19
Questão
In symbiosis, both organisms must benefit from an interaction.
Responda
- True
- False
Questão 20
Questão
Predator-Prey relationships are bad because a cute animal gets killed.
Responda
- True
- False
Questão 21
Questão
A [blank_start]population[blank_end] is a group of individuals of the same species living in a given area.
Responda
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population
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biosphere
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ecosystem
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community
Questão 22
Questão
The change in size of population over time is called its [blank_start]growth rate[blank_end].
Responda
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growth rate
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community
Questão 23
Questão
What limits population growth? (check all that apply)
Responda
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The amount of food available.
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The amount of space available.
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Competition from different species for food.
Questão 24
Responda
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A variable that causes harm to an organism.
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An invasive species.
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Competition between two species for the same prey.
Questão 25
Questão
What often determines how harmful a pollutant is? (check all that apply)
Responda
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The pollutant's ability to cause harm.
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The amount of pollutant in the air, water, or soil.
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How long the pollutant stays in the air, water, or soil.
Questão 26
Questão
Why are toxins heavily concentrated at higher predator levels in the food chain?
Responda
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Because toxins are stored in the fatty tissues of animals and are not passed out of their body. This multiplies as one moves higher up the food chain.
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Because higher level predators like the taste of toxins.
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Because only top carnivores store toxins in their body.
Questão 27
Questão
What are some examples of pollutants?
Responda
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mercury and sulfur dioxide
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The European Green Grab and the Cane Toad
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Turbidity and pH scale
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