One farmer said he raised crops when it was 60 degrees outside. Another farmer said he raised crops when it was 70 degrees outside. A third farmer said he raised his crops when it was only 55 degrees! What phenomenon are the farmers describing?
What is range of tolerance.
100
These three things are all examples of microorganisms.
What are fungi, bacteria and algae.
100
The hawk and the bear both eat small mammals. That means they _______ for the same food.
What is compete?
200
Name two types of range of tolerance a plant might have.
What is temperature, water amount, amount of sun, amount of salt or nutrients. (answer may vary).
200
Microorganisms can help you in the kitchen by...
What is help bread to rise?
200
This organism can potentially take energy from all other living organisms in a food web.
What is a decomposer?
300
If you take fish from the ocean and put it in a river, it will usually die. That's because...
What is it's range of tolerance for salt does not allow it to live in freshwater.
300
Without microorganisms, we might get a tummy ache. That's because they help us do this:
What is help to digest food.
300
In a food web, the arrow would point in which direction?
What is the direction the energy flows?
400
I tried to save a mangrove tree that lived in a small bay in Hawaii and plant it in my backyard. It died almost immediately. That's because...
What is it's range of tolerance for water required more water and more salt than was in my backyard.
400
Microorganisms help make the world a prettier place AND keep plants and animals healthy to. That's because they can be:
What are decomposers and producers?
400
You could make a food web a food "circle" with only two types of organisms! Which two would you need?