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Anika [276]
3 years ago
6

PLEASE ANSWER ASAP!!!

Biology
2 answers:
Ipatiy [6.2K]3 years ago
5 0

Answer:

D: an ecosystem

Explanation:

This is because if you're surrounded by all communities to make one that is classified as an ecosystem.

valkas [14]3 years ago
4 0

Answer:

An ecosystem

Explanation:

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Answer:

Properties Of Carbon :

Explanation:

Carbon:

Symbol: C

Electronic Configuration: 2 , 4

Valency : 4 (Tetra-valency)

Occurrence in nature →Earth's crust → 0.02% in the form of minerals like carbonates, coal, petroleum.

In atmosphere -0.03% in carbon dioxide is ( gaseous form)

Properties of carbon:

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  5. In Fullerenes ccarbon atoms are bonded together in spherical, tubular, or ellipsoidal forms.
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