1. The hottest planet is
2. Mantle is the part of
3. Who first developed the technique of vaccination in 1795?
4. Animals on the border of aquatic and terrestrial life are called
5. Plants prepare their own food by
6. The biological name of wind pipe is
7. pH < 7 means
8. What is called room temperature?
9. “ƛ” is the symbol of
10. Which phenomenon takes place in sun?
Question 1 of 10
