a) Soil erosion
b) Soil conservation
c) Soil pollution
d) Soil moving
- A Triac has three terminals viz ___________?
- The large dark patches on the Moon’s surface are known as___________?
- When a large surge current of very short duration flows through a thyristor then which one of the following device will operate to protect the thyristor ___________?
- Very large values of modulation index (greater than 3.24) lead to___________?
- Gear pumps are ___________?
- Synonym of “pococurante” is ___________?
- The protective coatings are used to ___________
- The amount of iron wasted by corrosion each year is estimated about _________ of its annual production
- Hegel was a ___________ Philosopher?
- Computers that are used in large organizations such as insurance companies and banks, where many people frequently need to use same data, are____?
- A large group of islands is known as:
- Which soil is treated with gypsum to make it suitable for cropping______?