1. With reference to Sustainable farming, the objectives of the Integrated Crop Management (ICM) is / are:
1.Minimize dependence on purchased inputs
2.Make use of the indigenous technical knowledge and land use practices
3.Low-cost maintenance of soil structure and fertility
4.Improve Ecological diversity
Choose the correct option from the codes given below:
[A] Only 1 & 2
[B] Only 1, 2 & 3
[C] 1, 2, 3 & 4
[D] Only 1, 3 & 4
2. Consider the following:

  1. Mulching
  2. Photosynthesis
  3. Decay of landfills

Which of the above adds/add carbon dioxide to the atmosphere?

[A] 1 & 3 Only
[B] 3 Only
[C] 2 & 3 Only
[D] 1, 2 & 3
3. Which of the following best defines ‘population ageing’ in a country?
[A] Increase in the median age of a country due to rising life expectancy
[B] Increase in number of infants due to high fertility rate and low death rate in a country
[C] Higher expenditures due to high population density around the poverty line
[D] Increase in cyclical unemployment due to poor performance of the manufacturing sector
4. Consider the following countries:

  1. Colombia
  2. Ecuador
  3. Bolivia

Amazon rainforest can be found in which of the above countries?

[A] 1 & 2 Only
[B] 1 & 3 Only
[C] 2 & 3 Only
[D] 1, 2 & 3
5.     Consider the following statements:

  1. Cyclones are more frequent during La Nina when compared during El Nino
  2. While El Nino results in a decrease in the earth’s rotation rate, La Nina results in increase in the earth’s rotation rate

   Which of the above statements is/are correct?

[A] 1 Only
[B] 2 Only
[C] Both 1 & 2
[D] Neither 1 nor 2
6. Which of the following river islands has been declared as India’s first island district?
[A] Little Andaman Island
[B] Barren Island
[C] Majuli Island
[D] Umananda Island
7. Consider the following differences between dry deposition and wet deposition:

  1. While in case of wet deposition the inputs enter the atmosphere in the form of gases, for dry deposition the input enters the air usually as dust from industrial area
  2. While wet deposition occurs through rainfall, dry deposition occurs through dust foil

Which of the above statements is/are correct?

[A] 1 Only
[B] 2 Only
[C] Both 1 & 2
[D] Neither 1 nor 2
8.    Consider the following differences between Geostationary and Polar satellites:

  1. While geostationary satellites are generally placed in high earth orbit, polar satellites are placed in low earth orbit
  2. While polar satellites are mainly used for remote sensing, geostationary satellites are mainly used as communication satellites

   Which of the above statements is/are correct?

[A] 1 Only
[B] 2 Only
[C] Both 1 & 2
[D] Neither 1 nor 2
9.   Consider the following:

  1. Methane
  2. Lava
  3. Ammonia

Which of the following are erupted by a Cryovolcano?

[A] 1 & 3 Only
[B] 1 & 2 Only
[C] 2 & 3 Only
[D] 1, 2 & 3
10. Bhalia wheat is a long grain of wheat, which has high protein content and is grown without irrigation for centuries. It is grown in which state of India?
[A] Jammu & Kashmir
[B] Punjab
[C] Gujarat
[D] Madhya Pradesh