PLEASE HELP WILL GIVE BRAINEST TO THE FIRST ONE PLUS POINTS!
4. What would happen to the population of rabbits, if the population of foxes increased? *
1 point
A Increase
B Decrease
C Remain the same
5. Why would this happen in question #4? *
1 point
A Because there would be fewer foxes consuming rabbits.
B Because there would be more foxes consuming rabbits.
C Neither, it remained the same

6. Which organism will be placed in energy level 1? *
1 point
A Fox
B Rabbit
C Grass
7. Which organism will be placed in energy level 3? *
1 point
A Fox
B Rabbit
C Grass
8. Which organism has the most available energy in the energy pyramid? *
1 point
A Fox
B Rabbit
C Grass

9. Which organism is the producer? *
1 point
A Grass
B Grasshopper
C Mouse
D Rabbit
10. Which organism is one of the primary consumers? *
1 point
A Grass
B Grasshopper
C Snake
D Kookaburra
11. Which organism is one of the secondary consumers? *
1 point
A Grass
B Grasshopper
C Snake
D Wedged Tailed Eagle
12. Which organism is one of the tertiary consumers? *
1 point
A Grass
B Grasshopper
C Snake
D Kookaburra
13. Which organism is the top predator? *
1 point
A Mouse
B Snake
C Kookaburra
D Wedged Tailed Eagle
14. Which of the following is a food chain from the food web from above? *
1 point
A grass -> snake -> rabbit -> kookaburra
B grass -> mouse -> snake -> rabbit
C grass -> grasshopper -> snake -> wedged tailed eagle
D grass -> rabbit -> mouse -> kookaburra
Using the correct food chain answer from #16, construct an energy pyramid. Then answer questions 17-20.

15. Which organism will be placed in energy level 1? *
1 point
A Mouse
B Rabbit
C Grass
D Kookaburra
16. Which organism will be placed in energy level 3? *
1 point
A Snake
B Grass
C Mouse
D Rabbit
17. Which organism will be placed in energy level 4? *
1 point
A Snake
B Grass
C Wedged Tailed Eagle
D Rabbit
18. A woodland ecosystem in equilibrium is wiped out by a forest fire. The sequence of events following this fire is called *
1 point
A. a disaster
B. primary succession
C secondary succession
D pioneer species
19. Primary succession occurs when pioneer species move into an area that has no plants. Which organisms are common pioneer species? *
1 point
A. Conifer trees and tall grasses with roots that loosen the soil
B. Mosses and lichens that can grow on rocky surfaces
C Grasses and weeds that arrive as seeds carried by the wind and then germinate in rich soil
D Vines and shrubs that help prevent the erosion of shallow soil
20. An ecosystem that is not sustainable can break down when a natural disaster occurs. This can lead to organisms in the ecosystem either leaving the area or dying off. Increased biodiversity results in a more sustainable ecosystem because -- *
1 point
F a greater number of plant species means that there is less barren land
G a greater variety of species present allows more organisms to adapt after changes occur
H the transition area between two ecosystems is narrower
J there are fewer species to be affected by environmental stresses