Biology, asked by tauseeftauseef7518, 7 months ago

A. Tick the correct option.
1. Which of the following is an element?
a) Sand
b) Water
c) Oxygen
d) Sea water
2. Which of the following is a compound?
a) Hydrogen
b) Water
c) Sodium
d) Magnesium

Answers

Answered by gunja123

3

Answer:

A: oxygen

B :water because it is composed by two element which is hydrogen and oxygen.

Answered by bablij031

0

Answer:

A. oxygen

B. Water

Explanation:

now mark me as brilliant

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