________ use the Sun's energy to turn water and carbon dioxide into useful molecules such as sugars and starches in a process known as _______.
A _______ must feed on other living things to get food and energy.
What is producers, photosynthesis, and consumer.
100
Another way to represent a food chain is through a(n) ______, which shows how energy is lost as you move through the levels.
What is energy pyramid.
100
A hawk captures and eats a mouse. In this case, the hawk would be called a _____ and the mouse is its ____.
What is predator and prey.
200
Name the three types of consumers and what they eat.
What is a carnivore (animals), omnivore (animals and plants), and herbivore (plants).
200
An ecosystem often has several food chains that overlap, which is called a ______.
What is food web.
200
_____ is an interaction where two species live together for a long time and at least one of them benefits.
What is symbiosis.
300
A _____ is a living thing that consumes waste and dead things to get energy.
What is decomposer.
300
A(n) ____ shows how each member of an ecosystem community gets its food.
What is food chain.
300
_____ happens when members of an ecosystem depend on the same limited supply of food.
What is competition.
400
Arrange this list of organizational levels so it goes from the largest category to the smallest category.
population, community, biosphere, ecosystem, individual
What is biosphere -> ecosystem -> community -> population -> individual
400
Find a food chain within the food web that has 5 levels. Diagram the food chain.
What is corn -> caterpillar -> frog -> snake -> hawk
400
Sulfur dioxide is a chemical that is a good example of a _____ because when it is present in the air in large amounts, it can make breathing difficult.
What is pollutant.
500
Which of the following would be considered an ecosystem? (Hint: You may choose more than one.)
What is tropical rainforest and desert.
500
Why is photosynthesis such an important process in an ecosystem.
What is since the producers are at the bottom of the food chain, if they don't make energy and reproduce, they can't provide food and energy to the organisms above them.
500
In the food web, is the interaction between the snake and the mouse called competition, predation, or symbiosis?