The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is
Options
A. helium
B. ozone
C. oxygen
D. methane
Correct Answer
ozone
More questions
1. The powers to legislate with respect to any matter not enumerated in any of the three lists are mentioned as residuary powers. Which of the following is empowered to determine finally as to whether or not a particular matter falls in this category