MCQ
Ozone protects biosphere from high energetic :
- AInfra-red rays
- ✓Ultraviolet rays
- CX-rays
- DGamma rays
✓
Answer
Correct option: B.
Ultraviolet rays
B
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Dosa and Idli are fermented preparation of rice and black gram. The fermentation is done with
The importance of ecosystem lies in
How many Angiosperm species are face threat of extinction ?
Which one of the following regarding ecological pyramid is not correct?
Fusogen of protoplast culture is?
Gause law is related to
The first mammals were like.....
The below diagram refer to $PCR$. Identify the steps $A, B$ and $C$ and select the correct option
→The correct surgical procedure as a contraceptive method is.
In the naming of restriction enzymes the first letter is derived from$ ...A...$ name and next two letters from the $...B...$ and fourth letter from $...C...$ of $...D...$ where the enzymes are extracted
→$A$ to $D$ in the statement can be