Which among the following is the smallest country in the African continent?
Seychelles
B.Congo
C.Libya
D.Gambia
Consider the following statements regarding the dead zones present in the oceans:
1. Dead zones are low-oxygen areas in the world's oceans and large lakes.
2. It is caused by excessive nutrient pollution from human activities coupled with other factors that deplete the oxygen.
3. Dead Zones occur around the world in saltwater lakes only as freshwater lakes are continuously drained by rivers.
Which of the above statements are correct?
1 and 2
B.2 and 3
C.1 and 3
D.All
Which of the following statements are correct with regard to desertification in India?
1. Twenty-five per cent of India's total land is undergoing desertification.
2. Rajasthan accounts for the most desertified land, followed by Gujarat, Maharashtra, Jammu and Kashmir, Orissa and Andhra Pradesh.
3. Desertification and loss of biological potential restrict the transformation of dry lands into productive ecosystem.
Which of the above statements are correct?
1 and 2
B.2 and 3
C.1 and 3
D.All
The work of sea waves as an agent of gradation includes erosion, transportation and deposition. The rate and magnitude of sea waves erosion are influenced by:
1. The nature and hardness of the rock along the shore.
2. Tidal range of the sea.
3. Stability of sea level.
Which of the above stated factors is/are correct?
Only 1
B.2 and 3
C.1 and 3
D.All
Which of the following statements are correct about the continent of South America?
1. It contains wide plateaus and highlands as well as vast lowlands.
2. The greater part of South America lies within the temperate zone.
3. Parts of southern Peru and northern Chile have a typical hot desert type of Climate.
Which of the above statements are correct?
1 and 2
B.2 and 3
C.1 and 3
D.All
Consider the following statements about the Mediterranean Zone:
1. Mediterranean Zone is the most widespread vegetation in the evergreen, small shrub forest.
2. The characteristic Mediterranean soil has red colour.
3. Olive tree, citrus, fig tree, stone fruit trees, etc. are the native plants.
Which of the above statements are correct?
1 and 2
B.2 and 3
C.1 and 3
D.All
Consider the following statements related to the Red Soil:
1. Red soil develops reddish color due to the wide diffusion of iron in crystalline and metamorphic rocks and looks yellow when occur in hydrated form.
2. The fine grained red and yellow soil are normally fertile whereas coarse grained soils are poor in fertility.
3. Red soil tends to form in climates that are warm, temperate and moist.
Which of the above statements is/are true?
1 only
B.2 & 3
C.1 & 2
D.All
Which of the following statements related to tropical forests is/are true?
1. Large parts of tropical rain forests have pure strands of single species, i.e., one species is spread over a large area.
2. The trees have thick barks with resin that protects them from damage by excessive heat.
3. The trees have shallow roots that enable them to utilize moisture on the top layer of the soil as rainfall is high in this region.
Codes:
1 & 3
B.2 & 3
C.All
D.None
Which of the following is correctly matched?
(1) Selvas - Equatorial rainforest of Amazon basin in Brazil.
(2) Llanos - Tropical grassland of Venezuela and Columbia.
(3) Campos - Tropical grassland of Brazil.
Codes:
1 & 2
B.1 only
C.2 only
D.All
Consider the following statements about Fertile Crescent Region:
1. The "fertile crescent" refers to a crescent-shaped region containing the comparatively moist and fertile land of otherwise arid and semi-arid Western Asia.
2. It comprises of important rivers stretching in an arc from the Nile to the Tigris and Euphrates.
3. It covers Israel, Syria and Iraq only.
Which of the statements given above are correct?
1 & 3
B.1 & 2
C.2 & 3
D.All
Consider the following statements related to the peninsular block of Indian geographical structure:
1. The Peninsula block is formed essentially by a great complex of very ancient gneisses and granites.
2. Due to its rigid structure, it has not been subjected to vertical movements and block faulting.
3. The Peninsula block mostly consists of relict and residual mountains.
Which of the above statements are correct?
1 & 2
B.2 & 3
C.1 & 3
D.All
Consider the following statements related to Indian drainage system:
1. Himalayan rivers form deep gorges, V-shaped valleys, rapids and waterfalls.
2. In the plains, Himalayan rivers form depositional features like flat valleys, ox-bow lakes, flood plains, braided channels and deltas.
3. Super imposed, rejuvenated nature of Himalayan rivers resulted in trellis, radial and rectangular drainage patterns.
Which of the above statements are correct?
1 & 2
B.2 & 3
C.1 & 3
D.All
Human activities affecting the hydrological regime include:
1. Groundwater extraction.
2. Construction of reservoirs and ponds, levees and river training, channel dredging, etc.
3. Agricultural practices.
Which of the above stated activities are correct?
1 & 2
B.2 & 3
C.1 & 3
D.All
Which of the following statements about Great Indian Desert are correct?
1. It is a land of undulating topography dotted with longitudinal dunes.
2. The rivers in this region are ephemeral in nature.
3. This region receives very low rainfall below 150 mm per year.
Codes:
1 only
B.2 only
C.1 & 3
D.All
Which of the following statements regarding Tundra vegetation are true?
1. Alpine tundra is separated from a forest vegetation region by the tree line, the area beyond which conditions are too harsh or cold for tree growth.
2. Arctic tundra is characterized by permafrost or soil that is permanently frozen.
3. Most of the Tibetan Plateau, the so-called "roof of the world" located in Tibet, China and India, is an example of Alpine tundra.
Codes:
1 & 2
B.1 & 3
C.2 & 3
D.1, 2 & 3
Consider the following statements related to the functions of organic matter in soil:
1. It supplies N, P, S and other secondary and micro-nutrients for plant growth.
2. It holds upto twenty times their weight of water.
3. It holds cations and anions and releases them slowly.
4. It buffers extreme acidity, salinity and alkalinity.
Which of the above statements are correct?
1, 2 & 3
B.2, 3 & 4
C.1, 3 & 4
D.All
Economic consequences of El Nino are:
1. It leads to reduction in the fish population in Indonesia thus reduces the amount of fish-meal produced and exported (by local industry).
2. It leads to weaker monsoon rains in India which effect the agriculture sector.
3. It leads to changes in rainfall thus has an effect on vector-borne disease transmission.
Which of the above stated consequences are correct?
1 & 2
B.2 & 3
C.1 & 3
D.All
During the South-West monsoon period after having rains for a few days, of rain fails to occur for one or more weeks, it is known as break in the monsoon. These breaks in the different regions are due to different reasons. Consider the following statements in this context:
1. When rain-bearing storms are not very frequent along the monsoon trough or the ITCZ, it results into failure of rainfall in northern India.
2. When the winds blow in transverse direction over the west coast, it results into the dry spells over the region.
Which of the above statements is/are correct?
1 only
B.2 only
C.None
D.Both
Arrange the following European countries according to their location from north to south.
1. Albania
2. Czech Republic
3. Austria
4. Croatia
Select the answer from the codes given below:
Codes:
1-2-3-4
B.2-3-4-1
C.1-2-4-3
D.1-3-2-4
Which of the following statements regarding India's Shola vegetation are true?
1. The Shola grassland ecosystem is characterised by dense growth of trees in the depressions and folds of the Ghats surrounded by extensive areas of grasslands.
2. The forests have thick undergrowth, epiphytes, mosses and ferns.
3. These forests are found in the areas lying between 2000 to 3000 metres.
Codes:
1 & 2
B.2 & 3
C.1 & 3
D.All
Which of the following land features are produced by the erosional action of running water in the upper course of the river?
1. 'V' shaped valleys
2. Potholes
3. Waterfalls
4. Oxbow lake
Codes:
1 & 2
B.2 & 3
C.1, 2 & 3
D.2, 3 & 4
Consider the following statements related to the Coastal Plains of India:
1. The western coastal plains are an example of emergent coastal plain.
2. The western coastal plains provide natural conditions for the development of ports and harbours.
3. The rivers flowing through western coastal plain do not form any delta.
Which of the above statements is/are incorrect?
1 only
B.2 only
C.1 & 3
D.All
Which of the following represents the features of podzol soil?
1. Podzols are low in fertility.
2. They are highly leached soils.
3. They support coniferous forests.
4. They lack humus content.
Codes:
1 & 2
B.1, 2 & 3
C.2, 3 & 4
D.All
Consider the following statements related to Himalayan mountain system:
1. Himalayas are young, rigid and stable in their geological structure.
2. Himalayas are still subjected to the interplay of exogenic and endogenic forces, resulting in the development of faults, folds and thrust plains.
3. Himalayan mountains are tectonic in origin, dissected by fast-flowing rivers.
Which of the above statements are correct?
1 & 2
B.2 & 3
C.1 & 3
D.All
Which of the following pairs of rivers and their tributaries are correctly matched?
1. River Kabini - River Kaveri
2. River Koyna - River Krishna
3. River Kosi - River Gandak
Codes:
1 & 2
B.2 & 3
C.1 only
D.All