Question

A.Choose the correct option.

1. Early organisms changed the Earth by

a. creating early forms of life.
b. multiplying in great numbers over millennia.
c. producing oxygen and ozone to sustain life.
d. making the web of life.

2)The web of life woven during the long millennia' means that

a. life is like a spider's web created over many millions of years and we have to
untangle it.
b. the ecosystem of interdependent life formed over millions of years.​

Answer 1

Answer:

1.C.

2.B.

Explanation:

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