3.2 study guide

Question 1

What are the trophic levels?

Answer 1

Producer, primary, secondary, tertiary, quaternary

Question 2

What is an autotroph?

Answer 2

producers, self-feeding, create their own food

Question 3

What is a heterotroph?

Answer 3

Eats other plants, animals, or matter

Question 4

Herbivore
Omnivore
Carnivore
Detritivor

Answer 4

Only eats plants
Eats plants and animals
Eats animals
Decomposers

Question 5

What does the pyramid of biomass show?

Answer 5

Shows how much mass and matter is passed down

Question 6

Whats the pyramid of numbers?

Answer 6

Shows how many of each animal and how much energy is passed down

Question 7

Whats the pyramid of energy show?

Answer 7

It shows how energy is used and where it goes

Question 8

What is the rule of 10?

Answer 8

Only about 10% of each levels energy is passed down to the next level

Question 9

Why is it more efficient to eat at a lower trophic level?

Answer 9

You are eating from a level that has more energy to begin with, it is passed down more directly to you

Question 10

How is energy transferred in an ecosystem?

Answer 10

By being eating/eating other animals, plants, and matter