Rainfall caused by intense evaporation in equatorial areas is called ______________
1). Orographic rainfall
2). Cyclonic rainfall
3). Frontal rainfall
4). Convectional rainfall
3. Question 5.21:Describe some features of catalysis by zeolites.
4. Which of the following elements is found in all organic compounds?
5. Extensively used nitrogenous fertilizer is
6. Mercury is emitted into air by
7. The most abundant element in the human body is
8. Which of the following is used in welding broken pieces of iron rails and machine parts?
9. Question 14.21:What are nucleic acids? Mention their two important functions.