8
AssignmentMultiple Choice

Building Blocks of Life

Question 8 • 2026 Summer 305 CR_2002040-M/J Comprehensive Science 1

Which element is able to combine in many ways with different elements and is therefore considered the basis of life?

Answer
A
oxygen
B
nitrogen
C
carbon
D
hydrogen

Explanation

Carbon can form four stable covalent bonds, allowing it to build many different molecules and combine with a wide range of elements. This versatility makes carbon the basis of life; the correct choice is carbon.

AI-written and checked against the verified answer.

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