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gizmo_the_mogwai [7]
3 years ago
13

Which of the following must occur in order for an ecosystem to continue to exist?

Biology
1 answer:
STatiana [176]3 years ago
8 0

Answer:

A, the populations of producers and decomposers should be stable

Explanation:

The other three do not fit, only reasonable one is A

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Match the given symbol or molecular formula to the term that best describes it. SO2 K Cl2 C6H6 element arrowRight organic compou
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Answer:

C6H6 - organic compound

K - element

Cl2 - inorganic elemental molecule

SO2 -  inorganic compound

Explanation:

An organic compound contains carbon and hydrogen bonded covalently . Sometimes other atoms aside from carbon and hydrogen called heteroatoms are also found in organic compounds. C6H6 is an organic compound.

Elements are found in periodic table. They always occur in uncombined state. K is an element.

Cl2 is an inorganic elemental molecule containing two chlorine atoms bonded covalently.

SO2 is an inorganic compound composed of sulphur and oxygen bound covalently. Mnay inorganic compounds do not contain carbon

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