What are all things linked together by?



a
plant plankton
b
what they eat
c
small fish
d
temperature
Question 2 (2 points)
Which is at the top of their food chain?

a
plankton
b
shrimp
c
small fish
d
humans
Question 3 (2 points)
A food chain is part of a more complex web known as a _______.

a
food grid
b
food web
c
omnivore
d
carnivore
Question 4 (2 points)
What is a decomposer?

a
Plant eater
b
Meat eater
c
plant and meat eater
d
organism that breaks down dead plants and animals
Question 5 (2 points)
Which describes an omnivore?

a
meat eater
b
plant eater
c
meat and plant eater
d
organism that breaks down dead plants and animals
Question 6 (2 points)
What are the three main parts of a food web?

a
human, plants, animals
b
omnivore, carnivore, herbivore
c
producer, consumer, decomposer
d
food web, food chain, food spider
Question 7 (2 points)
What are two reasons listed in the passage that would be why plankton populations are decreasing?

a
pollution and predators
b
change in temperature and death rate
c
predators, and emigration
d
pollution and change in temperature
Question 8 (2 points)
Which location is the food chain listed in the second paragraph of the passage?

a
ocean
b
desert
c
grassland
d
rainforest
Question 9 (2 points)
Which TWO are examples of decomposers?

a
Apple Tree
b
Lion
c
Earth worm
d
Human
e
Mushroom
f
Sunflower
Question 10 (2 points)
What does it mean to be at the top of a food chain?

a
you are at risk of being eaten by predators
b
you do not have to worry about being eaten by predators
c
you create all of the other levels of the food chain
d
you decompose what is in the other levels of the food chain