Q. What are the five main indicators of global climate change of our planet?

Answer

Correct Answer : Arctic ocean ice, carbon dioxide, global temperature, sea level, surface ice

Q. What could be the main reason / reasons for the formation of African and Eurasian desert belt? 1. It is located in the sub-tropical high pressure cells. 2. It is under the influence of warm ocean currents. Which of the statements given above is/are correct in this context?

Answer

Correct Answer : 1 only

Q. What does acid rain contain which destroys plants?

Answer

Correct Answer : Sulphuric Acid

Q. What does the 17th parallel separate?

Answer

Correct Answer : South and North Vietnam

Q. What does the machine tool industry produce?

Answer

Correct Answer : It produces machines which can be used by other industries for the production of their finished goods

Q. What happens to tropical soils when the rain forest is cleared?

Answer

Correct Answer : Clearing interrupts the critical nutrient cycle and leads to soil leaching

Q. What is a “shaft mine”?

Answer

Correct Answer : Amine dug deep into the earth

Q. What is a graticule?

Answer

Correct Answer : The network of intersecting parallels and meridians on a map

Q. What is known as Soil-free Farming?

Answer

Correct Answer : Hydroponics

Q. What is meant by ‘brain drain’?

Answer

Correct Answer : The migration of highly qualified or skilled people to better places of employment