Geography · NDA previous year questions

Loose sediments are transformed into sedimentary rocks by the process of

1. A.lithification
2. B.weathering
3. C.mass wasting
4. D.solifluction

Which of the following are associated with composite volcanoes? I. They result in explosive eruptions. II. They eject pyroclastic materials. III. Pyroclastic materials and ashes accumulate near the vent, forming layers. Select the correct answer using the code given below.

1. A.I and II only
2. B.II and III only
3. C.I and III only
4. D.I, II and III

Consider the following statements regarding the Earth's crust: I. The continental crust is thinner under fold mountains. II. The mean thickness of ocean crust is $30\mathrm{km}$. III. The Earth's crust is brittle in nature. Which of the statements given above is/are correct?

1. A.I only
2. B.I and II
3. C.III only
4. D.I and III

Consider the following statements: I. Earthquake waves are basically of two types, namely body waves and surface waves. II. The body waves interact with the surface rocks and generate surface waves. Which of the statements given above is/are correct?

1. A.I only
2. B.II only
3. C.Both I and II
4. D.Neither I nor II km

Which one of the following is not a strategy in the Rainfed Area Development (RAD) scheme of India?

1. A.Diversified farming
2. B.Soil health management
3. C.Adaptation of cluster-based approaches
4. D.Optimizing canal irrigation

Arrange the following zones in ascending order in terms of their latitudinal extent on the Earth surface : 1. Equatorial zone 2. Midlatitude zone 3. Subarctic zone 4. Tropical zone Select the answer using the code given below :

1. A.1 - 3 - 2 - 4
2. B.1 - 3 - 4 - 2
3. C.1 - 4 - 2 - 3
4. D.3 - 1 - 2 - 4

Consider the following statements with reference to Feldspar mineral : 1. Half of the earth’s crust is composed of feldspar 2. It has light cream to salmon pink colour 3. Magnesium is a common element in all types of feldspar Which of the statements given above is/are correct ?

1. A.1 only
2. B.1 and 2 only
3. C.2 and 3 only
4. D.1, 2 and 3

Consider the following pairs with reference to sedimentary rocks and the process of their formation : $$\begin{array}{lll}& \text{Sedimentary Rock}& \text{Process of Formation}\\ \text{1.}& \text{Chert}& \text{Chemically formed}\\ \text{2.}& \text{Geyserite}& \text{Organically formed}\\ \text{3.}& \text{Shale}& \text{Mechanically formed}\end{array}$$ Which of the pairs given above is/are correctly matched ?

1. A.1 and 3 only
2. B.1 and 2 only
3. C.2 and 3 only
4. D.1, 2 and 3

Which of the following statements with reference to shadow zones in an event of an earthquake is/are correct ? 1. Zone between 105° and 145° from epicentre was identified as the shadow zone for both P-waves and S-waves 2. The shadow zone of P-waves is much larger than that of the S-waves Select the answer using the code given below :

1. A.1 only
2. B.2 only
3. C.Both 1 and 2
4. D.Neither 1 nor 2

Which one among the following volcanic island chains is NOT associated with mid-oceanic ridge ?

1. A.Azores Islands
2. B.Ascension Islands
3. C.Hawaiian Islands
4. D.Tristan da Cunha

Consider the following statements with reference to sea waves : 1. The height of waves is determined by wind speed, wind duration, and fetch 2. The energy of a wave is proportional to the square of its height 3. Waves retain most of their energy as they travel across the deep ocean. Which of the statements given above is/are correct ?

1. A.1 only
2. B.1 and 2 only
3. C.2 and 3 only
4. D.1, 2 and 3

Consider the following statements with reference to structure of the Earth’s atmosphere : 1. Thickness of the troposphere is greatest at the equator 2. The air temperature of the tropopause is highest above the poles 3. The temperature in troposphere decreases at the rate of 1°F for every 165 m of height Which of the statements given above is/are correct ?

1. A.1 only
2. B.1 and 2 only
3. C.2 and 3 only
4. D.1,2 and 3

Which of the following are the factors that cause variation in the amount of insolation on the Earth ? 1. Rotation of the earth on its axis 2. Length of the day 3. Distribution of land and water on the earth Select the answer using the code given below :

1. A.1 only
2. B.1 and 2 only
3. C.2 and 3 only
4. D.1,2 and 3

Consider the following conditions favourable for the formation and intensification of Tropical Storms : 1. Presence of the Coriolis force 2. Upper divergence above the sea level system 3. High variations in the vertical wind speed Which of the conditions given above is/are correct ?

1. A.1 only
2. B.2 only
3. C.1 and 2
4. D.2 and 3

Which of the following factors influence the ocean currents ? 1. Coriolis force 2. Gravity 3. Heating by solar energy 4. Wind Select the answer using the code given  below :

1. A.1 and 4 only
2. B.2 and 3 only
3. C.1,2 and 3 only
4. D.1,2,3 and 4

Which of the following is/are warm ocean current(s) ? 1. Alaska Current 2. Agulhas Current 3. Falkland Current 4. West Australian Current Select the answer using the code given below :

1. A.1 only
2. B.1 and 2
3. C.3 and 4
4. D.4 only

Which one of the following is the northernmost river basin of the Deccan Plateau ?

1. A.Chambal
2. B.Mahi
3. C.Narmada
4. D.Tapti

Laterite soil in India is rich in which of the following ? 1. Calcium 2. Nitrogen 3. Phosphate 4. Potash Select the answer using the code given below :

1. A.1 only
2. B.1 and 2
3. C.3 and 4
4. D.4 only

Which of the following statements with reference to crops cultivated in India is/are correct ? 1. Bajra grows well in sandy and shallow black soils, whereas red and shallow black soil is suited for Ragi 2. Bajra is predominantly grown in states like Rajasthan, Uttar Pradesh and Maharashtra, while Ragi is mainly cultivated in Karnataka, Tamil Nadu and Himachal Pradesh Select the answer using the code given below :

1. A.1 only
2. B.2 only
3. C.Both 1 and 2
4. D.Neither 1 nor 2

Which of the following were added in India as Ramsar Site in the year 2025 ? 1. Sakkarakottai Bird Sanctuary 2. Udhwa Lake 3. Rudrasagar Lake 4. Bakhira Wildlife Sanctuary Select the answer using the code given below :

1. A.1 and 4
2. B.2 and 3 only
3. C.1 and 2 only
4. D.1,2 and 3

Consider the following lines of Longitude and Latitude: 1.Prime Meridian 2.Tropic of Cancer 3.Equator Which of the above lines is/are a Great Circle?

1. A.1, 2 and 3
2. B.1 and 2 only
3. C.1 and 3 only
4. D.3 only

Which of the following is the correct ascending order of the given minerals in terms of their presence in the Earth’s crust? 1.Amphibolite 2.Mica 3.Pyroxene Select the answer using the code given below:

1. A.2, 3, 1
2. B.1, 2, 3
3. C.2, 1, 3
4. D.1, 3, 2

Which of the following is/are cold ocean current/currents? 1.Alaska Current 2.North Atlantic Drift 3.West Wind Drift Select the answer using the code given below:

1. A.1 only
2. B.1 and 2
3. C.2 and 3
4. D.3 only

Which one of the following latitudes will experience a minimum angle of the Sun’s rays when it is Summer Solstice in the Northern Hemisphere?

1. A.Arctic Circle
2. B.Equator
3. C.Tropic of Cancer
4. D.Tropic of Capricorn

Which of the following statements with reference to Coriolis force is/are correct? 1.Coriolis force acts perpendicular to the pressure gradient force 2.At the equator, the Coriolis force is zero and the wind blows perpendicular to the isobars Select the answer using the code given below:

1. A.1 only
2. B.2 only
3. C.Both 1 and 2
4. D.Neither 1 nor 2