Y6-7 Final Review 1:Ecosystem

What does the picture show?

• A Food Web
• An Ecosystem
• A Food Chain
• A nice scenery

Where does the food chain START?

• with consumers that eat grass

• with the sun giving energy to producers

• with the sun giving energy to consumers

• with consumers eating other consumers

The place where an organism lives is its _________.

• habitat
• abiotic
• ecosystem
• community

Carnivores, herbivores, omnivores, and scavengers are all examples of __________.

• producers
• consumers
• decomposers
• abiotic factors

Choose all that apply:

A bee is an example of...（more than 1）

• ...a prey

• ...a predator

• ...a consumer

• ...a producer

• ...a decomposer

How many carnivores are shown in this food web?

• 3

• 4

• 5

• 6

In an energy pyramid, energy_______ as you move up the pyramid.

• Increases↗

• Decreases↘

• Stays the same

• Changes up and down

How much energy is available to be passed on to the next level in an ecosystem?

• 100%

• 50%

• 10%

• 0.1%

If there is 1000 Kcal available at the producers level, how much energy is available in the secondary consumers level?

• 
  1 Kcal

• 
  10 Kcal

• 
  100 Kcal

• 
  10000 Kcal

A bird in a tree watched as a lion stalked, attacked, and then ate a zebra. Which of these animals was the prey?

• bird
• lion
• zebra
• all of the above