PLEASE HELP WILL GIVE BRAINEST TO THE FIRST ONE PLUS POINTS!
4. What would happen to the popu...
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
Answers: 1
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Answers: 1
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Answers: 2
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16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.
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