All of the food chains that are connected in a community make up a what?
Food Web
100
What are these (look at other page)
decomposer
producer
consumer
decomposer
200
What three things do plants need in order to survive?
Water, air, energy
200
What is an animal that only eats meat called?
carnivore
200
An animal that hunts and kills another animal for food is a _________________
predator
200
How can weather change a food web?
The weather can change the number of producers or consumers in a food web
200
What starts a food chain?
a. consumer
b. producer
producer
300
What substance is produced by a plant that gives it its green color?
Chlorophyll
300
Animals cannot trap light energy so they must eat food. Because animals must eat or consume food, they are called what?
consumers
300
The path energy and materials take through a community is a _________________
food chain
300
What is it called when people add harmful substances to water, air or soil?
pollution
300
Which is the correct order for a food chain?
a. fox-lettuce-rabbit
b. rabbit-lettuce-fox
c. lettuce-rabbit-fox
d. lettuce-fox-rabbit
lettuce-rabbit-fox
400
What gas from the air do plants use?
Carbon Dioxide
400
What is an animal that eats both plants and mean?
Omnivor
400
The organisms at the beginning of all food chains are the _______________
producers
400
Changing the number of producers or consumers in a particular community almost always .....
changes the food web
400
Put these in order beginning with the producer
leaf-grasshopper-frog-snake-mushrooms
500
What is the process called where plants use sunlight to make sugars?
Photosynthesis
500
Animals are considered to be ___________ (the eat food to get their energy) so plants would have to be ___________ (they make their own food to get energy)
1. consumers
2. producers
500
Living organisms that break down dead organims are what?
decomposers
500
What are some ways that people affect a food web in a communit?
1. taking out trees
2. draining water to build up land
3. pollution
4. hunting etc
500
Why are decomposers imprtant to a food chain?
They put materials back into the air, soil and water. THey help producers grow which continues the cycle