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klasskru [66]
2 years ago
8

22. What are the properties of an efficient gas exchange system, assuming it has a good blood supply?

Biology
1 answer:
Doss [256]2 years ago
3 0

Answer:

There's good oxygen supply and good carbon dioxide eradicator.

Explanation:

Hope it helps.

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A grassy meadow high in the Sierra Nevada Mountains of eastern California is known to support a variety of organisms. During the
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Answer:

b) 1,000

Explanation:

In a typical food chain as described in this question, flow of energy occurs from one organism to another when they feed/fed upon. As one organism feeds, energy gets transferred to it. However, only about 10% of the available energy in the lower trophic level gets transferred because majority of the energy (about 90%) is lost as heat during metabolic processes of the organism.

Hence, if a flower contains approximately 100,000 units of energy and is fed on by butterflies. 10% of 100, 000 = 10,000 units gets transferred to the butterflies.

Likewise, the butterflies gets fed on by certain bird species. 10% of the available 10,000 units of energy in the butterfly gets transferred to the birds.

= 10/100 × 10,000 = 1000 units of energy.

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