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solong [7]
3 years ago
13

Please help me with my biology homework !

Biology
1 answer:
Nesterboy [21]3 years ago
8 0
50) 4
51) they would likely start eating more banana slugs
52) ovaries; menstrual cycle regulation
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Energy pyramid: An energy is a graphical model of energy flow of energy community
Andru [333]

1) Each level losses<u> 90% </u>of energy that was contained in the previous level. 2)Protozoa (Producer), snail, shrimp, amphipods (Primary consumers), Salamander (Secondary consumer), Intestinal roundworm (Tertiary consumer), fungi (Decomposer).

<h3>What is the 10% rule in trophic webs?</h3>

The 10% rule states that at each trophic level occurs an energy transference from one of the levels to the next, with only 10% being usable in each of them.

As a general rule, only about 10% of the energy stored as biomass at one trophic level -per unit time- ends up as biomass at the next trophic level -in the same unit of time.

The remaining 90% of energy is lost to the environment as heat.

The progressive reduction of energy determines the number of trophic levels (4 or 5).  

In the xposed example,

1) Each level losses<u> 90% </u>of energy that was contained in the previous level.

2)

  • 1st level: Protozoa ⇒ Producer
  • 2nd level: snail, shrimp, amphipods ⇒ Primary consumer
  • 3rd level: Salamander ⇒ Secondary consumer
  • 4th level: Intestinal roundworm ⇒ Tertiary consumer
  • 5th level: fungi ⇒ Decomposer

You can learn more about the 10% rule at

brainly.com/question/18254335

#SPJ1

8 0
2 years ago
​The ____ monitors all the information about eye, head, and body positions and passes it on to brain areas that control movement
aleksandr82 [10.1K]

Answer: Parietal lobe  

Explanation:

The parietal lobes are one of the four main lobes of the cerebral cortex. It is positioned  above the temporal lobes and behind the frontal lobes.

These lobes serves many important functions such as functioning and processing of the sensory information, body's awareness and spatial orientation.

This lobe processes the information about eye, head and body position.

Hence, the correct answer is parietal lobe.

8 0
3 years ago
Which two structures are not found in animal cells
nexus9112 [7]
The cell wall and chlorophyll are absent in animal cells. These are unique to plant cells.
8 0
3 years ago
Read 2 more answers
For natural selection to occur, there must be variety or diversity within a species.
Lisa [10]
True, how would the selection be made without diversity or variety it’s obviously true
3 0
3 years ago
Read 2 more answers
Before there was any life on earth, which gas was absent from earth’s ancient atmosphere? A. nitrogen B. ammonia C. oxygen D. me
maksim [4K]
Easy. Answer is oxygen because it says which one was missing before any life was on earth. And in order to have life on earth you need oxygen! 
:)
7 0
3 years ago
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