Assertion (A): Existence of human life on Venus is highly probable.
Reason (R): Venus has extremely high level of carbon dioxide in its atmosphere.
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) - A is false, but R is true.
Venus second closest planet after Mercury to the Sun is often considered 'Earth's twin' because of their close proximity in size, mass (weight) and density. Existence of human life is highly improbable because of high levels CO2 in its atmosphere.