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CPO Science Chapter 5

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CPO Science Biology chapter 5 quiz
kgpayne2000
Quiz by kgpayne2000, updated more than 1 year ago
kgpayne2000
Created by kgpayne2000 over 8 years ago
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Resource summary

Question 1

Question
An ecosystem is made up of......
Image:
659ca34a-5534-4700-a14a-345098d3cf1e (image/jpeg)
Answer
  • a group of living things and their physical surroundings; different communities
  • individual organisms; only living things
  • groups of the same species; populations

Question 2

Question
[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.
Image:
64d794ca-44f0-46b8-82bf-bff4b7056582.gif (image/gif)
Answer
  • Photosynthesis
  • Sunlight
  • Producers

Question 3

Question
What do decomposers do? (click all that apply)
Answer
  • Consume waste and dead organisms to get energy
  • Return nutrients to the soil, water, or air.
  • Break down material from waste and dead organisms.

Question 4

Question
No energy is lost in an ecosystem.
Answer
  • True
  • False

Question 5

Question
Nutrients are continuously lost through the food web.
Answer
  • True
  • False

Question 6

Question
Which of the following are nutrients in an ecosystem? (check all that apply)
Answer
  • water, carbon, oxygen
  • nitrogen, calcium,
  • producers, consumers

Question 7

Question
Producers take in [blank_start]carbon dioxide[blank_end] during the process of photosynthesis and release [blank_start]oxygen[blank_end].
Answer
  • carbon dioxide
  • oxygen
  • oxygen
  • carbon dioxide

Question 8

Question
[blank_start]Consumers[blank_end] take in oxygen for their life processes and release carbon dioxide.
Answer
  • Consumers
  • Producers

Question 9

Question
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.
Answer
  • producer
  • consumer

Question 10

Question
What form of energy is lost by moving from producer to consumer to decomposer in an ecosystem?
Answer
  • light
  • heat
  • food energy

Question 11

Question
A [blank_start]producer[blank_end] is a living thing that can make its own food.
Answer
  • producer
  • consumer

Question 12

Question
A [blank_start]consumer[blank_end] is a living thing that eats other living things for food and energy.
Answer
  • consumer
  • producer

Question 13

Question
How is a food web different from a food chain?
Answer
  • Food webs are a group of overlapping food chains in an ecosystem.
  • Food webs include at least one spider as a primary food source.
  • Food chains are more complex than food webs.

Question 14

Question
In a food web or food chain, carnivores are the most plentiful (numerous) member of the ecosystem.
Answer
  • True
  • False

Question 15

Question
What is an energy diagram?
Image:
632f8752-8ea8-47ab-9b51-f2d5dcc6a8b9 (image/jpeg)
Answer
  • A diagram that shows how energy moves from one feeding level to the next in the food chain.
  • Alternate forms of energy available to animals in an ecosystem.
  • A diagram which shows how each member of an ecosystem gets its food.

Question 16

Question
Which of the following is true about an energy pyramid? (check all that apply)
Image:
fd3f1771-94dd-432d-8931-786305968ff5 (image/jpeg)
Answer
  • There are more producers than herbivores or carnivores in the ecosystem.
  • 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.
  • Energy drops about 10% from each level of the pyramid.

Question 17

Question
[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.
Image:
bf320022-cb6d-4550-afaf-5c51757a8f65 (image/jpeg)
Answer
  • Symbiosis
  • Competition
  • Predator-Prey

Question 18

Question
[blank_start]Competition[blank_end] happens when two or more species depend on the same food source or any limited resource.
Image:
a9c4386e-c27d-4848-bf43-ce8d64ab1bef (image/jpeg)
Answer
  • Competition
  • Symbiosis
  • Predator-prey relationship

Question 19

Question
In symbiosis, both organisms must benefit from an interaction.
Answer
  • True
  • False

Question 20

Question
Predator-Prey relationships are bad because a cute animal gets killed.
Image:
f04537f8-e6ef-4683-8e18-e3a3e2945a2d (image/jpeg)
Answer
  • True
  • False

Question 21

Question
A [blank_start]population[blank_end] is a group of individuals of the same species living in a given area.
Answer
  • population
  • biosphere
  • ecosystem
  • community

Question 22

Question
The change in size of population over time is called its [blank_start]growth rate[blank_end].
Answer
  • growth rate
  • community

Question 23

Question
What limits population growth? (check all that apply)
Answer
  • The amount of food available.
  • The amount of space available.
  • Competition from different species for food.

Question 24

Question
What is a pollutant?
Image:
5ab63eb6-afe1-4f0d-b78c-86ca7485780d (image/jpeg)
Answer
  • A variable that causes harm to an organism.
  • An invasive species.
  • Competition between two species for the same prey.

Question 25

Question
What often determines how harmful a pollutant is? (check all that apply)
Answer
  • The pollutant's ability to cause harm.
  • The amount of pollutant in the air, water, or soil.
  • How long the pollutant stays in the air, water, or soil.

Question 26

Question
Why are toxins heavily concentrated at higher predator levels in the food chain?
Image:
4f26a74c-67d0-494c-b635-e06cbada4fc8 (image/jpeg)
Answer
  • 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.
  • Because higher level predators like the taste of toxins.
  • Because only top carnivores store toxins in their body.

Question 27

Question
What are some examples of pollutants?
Image:
f2ba196b-171c-490b-8ae8-07f73bcbf37b (image/jpeg)
Answer
  • mercury and sulfur dioxide
  • The European Green Grab and the Cane Toad
  • Turbidity and pH scale
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