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1851.

Which methods that developed in the recent period have facilitated correlating the rock formation from different continents across the vast ocean?

Answer»

Solution :The radiometric dating methods DEVELOPED in the RECENT period have facilitated correlating the rock formation from DIFFERENT CONTINENTS across the VAST ocean.
1852.

Which crops grow as a result of blossom shower ?

Answer»

Cotton
Coffee
Jute
Cashew

Answer :B
1853.

What type of drainage system is there in Thar Desert?

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Solution :Drainage SYSTEM in THAR DESERT is of centripetal TYPE.
1854.

Why are there more droughts in Central and Western India?

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Solution :In central and western India LESS rainfall takes PLACE. DUE to this, water scarcity takes place. Less rainfall, EXCESSIVE evaporation, scarcity in ground water and water bodies create conditions of drought. Western India consists of deserts and central India has PLATEAUS and in both regions ground water level is less. It creates drought conditions.
1855.

When was the headquarter of IMD established? Where is it located now?

Answer»

SOLUTION :In 1875, it was established with its headquarters at CALCUTTA. The IMD headquarters are PRESENTLY LOCATED at NEW Delhi.
1856.

Which are the commonly used scales for mapping our country used by the Survey of India?

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Solution :The topographical maps of India are prepared on 1 : 10,00,000, 1 : 250,000, 1: 1,25,000, 1 : 50,000 and 1: 25,000 SCALE providing a latitudinal and LONGITUDINAL coverage of `4° xx 4°, 1° xx 1°, 30. xx 30., 15. xx 15.` and `5. xx 7. 30"`, RESPECTIVELY.
1857.

Which of the following causes inversion of temperature in mountainous regions?

Answer»

DUE to AIR drainage
Due to DUST particles
Due to gravitation
Due to WATER vapours

Answer :A
1858.

Which region of India is most prone to drought?

Answer»

RAJASTHAN
ANDHRA PRADESH
TAMIL Nadu
Coastal Regions

Solution :Rajasthan
1859.

What kind of changes take place during photosynthesis?

Answer»

Solution :During photosynthesis, carbon dioxide is converted into organic compounds and OXYGEN. Out of the total solar insolation that reaches the earth.s surface, only a very small fraction (0.1 per cent) is fixed in photosynthesis. More than HALF is used for plant RESPIRATION and the remaining PART is temporarily stored or is shifted to other portions of the plant.
1860.

Which formula is used to measure variability in rainfall ?

Answer»

Solution :`"C. V."=("STANDARD Deviation")/("Mean")=xx100`
Where C. V. is COEFFICIENT of variation.
1861.

Which regions of India experience snowfall regularly ?

Answer»

SOLUTION :The HIMALAYAN LOFTY MOUNTAIN RANGES.
1862.

Write down the important features of thorn forest?

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Solution :(i) Tropical thorn forest occurs in the areas which receive rainfall less than 50 cm and consist of variety of grasses and shrubs.
(ii) It INCLUDES semi-arid areas of south west Punjab, Haryana, Maharashtra, Madhya Pradesh and UTTAR Pradesh.
(III) In these forests, plants remain leafless for most part of the year and give an expression of scrub vegetation.
(iv) Important species FOUND are babool, khair, neem, kherjiri, palas, etc.
(v) Tussocky grass grows upto a height of 2m as the under growth and cactus isan important plant of these forests.
(vi) Its main features are that they have sukleen stems which help in retaining moisture.
(vii) They have roots which go UNDERGROUND upto 1 km.
(viii) Leaves are reduced into thorn, spines which reduce transpiration.
1863.

Which of the following is included in secondary consumers?

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CARNIVORES
HERBIVORES
DECOMPOSERS
All of the above

SOLUTION :Herbivores
1864.

Which of the following is a form of weathering?

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PHYSICAL
Chemical
Biological
All the Above

Solution :All the Above
1865.

Which of the following river is called Dakshin Ganga?

Answer»

MAHANADI
KRISHNA
GODAVARI
SABARMATI

ANSWER :A::D
1866.

Whenwas the term remote sensingfirstused ?

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SOLUTION :The TERM remotesensing was FIRST used in the EARLY 1960S.
1867.

Winter monsoons do not cause rainfall as they move from land to the sea. Why ?

Answer»

Solution :It is because of two reasons :
Firstly, they have little HUMIDITY , and Secondly, due to ANTI cyclonic CIRCULATION on land, the possibility of rainfall from them REDUCES.
1868.

Which one of the following is the salient feature of metamorphic rocks?

Answer»

1. CHANGEABLE
2. Quite
3. CRYSTALLINE
4. Foliation

Solution :Changeable
1869.

What per cent of ocean water is in the form of surface currents?

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`50%`
`40%`
`20%`
`10%`

ANSWER :D
1870.

Which one of the following is included in biosphere?

Answer»

Only PLANTS
All LIVING and non-living ORGANISMS
Only ANIMALS
All living organisms

Solution : All living and non-living organisms
1871.

Which one of the following describes the lithosphere?

Answer»

UPPER and LOWER mantle
Crust and upper mantle
Crust and core
Mantle and core

Answer :B
1872.

What kind of climate is expressed by the letter code- BSh?

Answer»

TROPICAL DRY
Tropical Monsoon
Subtropical Dry Steppe
Mid LATITUDE Climate

Answer :C
1873.

Which one of the following rivers is not includen in 'Panchnad "?

Answer»

The RAVI
The CHENAB
The INDUS
The JHELUM

ANSWER :D
1874.

When does frost weathering takes place?

Answer»

SOLUTION :Frost weathering occurs due to GROWTH of ice within pores and CRACKS of rocks during REPEATED cycles of freezing and MELTING.
1875.

Which of the following is not a level of biodiversity?

Answer»

GENETIC BIODIVERSITY
Species biodiversity
Ecological biodiversity
MICRO biodiversity

Solution :Micro biodiversity
1876.

Which of the following hills are not a part of western ghats?

Answer»

ANAIMALAI HILLS
NILGIRI hills
Cardamom hills
Palconda range

Answer :D
1877.

Where is Nehru Trophy Vallamkali held?

Answer»


Answer :The NEHRU Trophy Vallamkali (boat race) is HELD in Punnamada KAYAL in KERALA.
1878.

Write a note on composite volcanoes.

Answer»

Solution :These volcanoes are characterised by eruptions of cooler and more viscous LAVAS than basalt. These volcanoes OFTEN result in explosive eruptions. ALONG with lava, large quantities of pyroclastic material and ashes find their WAY to the ground. This material accumulates in the vicinity of the vent openings LEADING to formation of layers, and this makes the mounts appear as composite volcanoes.
1879.

When was first map was made by India by Survey of India?

Answer»

1767
1772
1785
1905

Solution :1785
1880.

What were the forces suggested by Wegener for the movement of the continents?

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SOLUTION :Wegener suggested that the movement responsible for the drifting of the continents was caused by TWO FORCES. A) Pole-fleeing force and B) Tidal force.
The polar-fleeing force RELATES to the rotation of the earth. The earth is not a perfect sphere, it has a bulge at the equator. This bulge is due to the rotation of the earth.
The tidal force is due to the attraction of the moon and the sun that develops tides in oceanic waters. Wegener believed that these forces would become effective when applied over many million years.
1881.

Which forests can develop in sweet as well as saline water?

Answer»

DECIDUOUS FORESTS
Evergreen forests
TIDAL forests
Thorny forests

Solution :Tidal forests
1882.

Write three characteristics of thePeninsular rivers.

Answer»

Solution :These rivers originate in peninsular plateau and CENTRAL HIGHLAND. These are SEASONAL as it is dependent on monsoon rainfall. They reflect super inmposed type of drainage pattern and rejuvenated resulting in Lrellis, radial and RECTANGULAR patterns. These rivers are smaller having fixed course with well-adjusted valleys. Their catchment area is RELATIVELY smaller basin. These rivers are old rivers with graded profile, and have almost reached their base levels.
1883.

Which type of weathering occurs due to growth of ice within pores and cracks of rocks during repeated cycles of freezing and melting?

Answer»

FROST WEATHERING
LANDSLIDES
WATER weathering
Crystallisation

Solution :Frost weathering
1884.

Where is equator located?

Answer»

`0^(@)` LATITUDE
23 `1//2^(@)` latitude
66 `1//2^(@)` latitude
`90^(@)` latitude

Solution :`0^(@)` latitude
1885.

Which maps are generally drawn on large size paper or on plastic base for use in classrooms or lecture halls?

Answer»

Solution :WALL maps are generally drawn on large SIZE paper or on PLASTIC base for use in CLASSROOMS or lecture HALLS.
1886.

Which of the following is not an essential for map making?

Answer»

SCALE
MAP Design
SKETCH
Map Generalization

Solution :Sketch
1887.

Which state has highest and lowest percentage of forests?

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SOLUTION :Mizoram has HIGHEST FORESTS and Haryana has LOWEST forests.
1888.

With what is fleeing force related?

Answer»

Solution :It is related to the attraction of the moon and the sun that develops tides in oceanic WATERS. Wegener believed that these FORCES would BECOME effective when applied over MANY million years.
1889.

What per cent of ocean water is in the form of deep water currents?

Answer»

`50%`
`60%`
`80%`
`90%`

ANSWER :D
1890.

Which of the following is not a earthquake prone area?

Answer»

JAMMU and KASHMIR
HIMACHAL Pradesh
Uttarakhand
EAST COAST

Solution :East Coast
1891.

Write a short note on water vapours.

Answer»

SOLUTION :Water vapour:
(i) The amount of water vapour decreases with the altitudes. In warm and wet tropics, it accounts for 4% of the air by volume whereas in dry and cold areas of deserts and polar regions, it may be less I then 1 % of the air.
(ii) It also decreases from the equator towards the poles.
(iii) It ABSORBS PARTS of the insolation received from the SUN and preserves the earth.s radiated heat and thus ACTS as a blanket by allowing the earth neither to become too hot nor too cold.
1892.

Which of the following is not a natural calamity?

Answer»

EARTHQUAKE
Drought
FIRE BORNE
Tsunami

Solution :Fire Borne
1893.

Which one of the following states of India experiences floods frequently?

Answer»

Bihar
West Bengal
ASSAM
Uttar Pradesh.

Solution :Assam
1894.

Which of the following is not an example of metamorphic rocks?

Answer»

SLATE
Marble
Limestone
Schist

Solution :Slate
1895.

Which of the following is not a precious metal?

Answer»

GOLD
Silver
Platinum
COPPER

Solution :Copper
1896.

Which of the following is not a sedimentary rock?

Answer»

SANDSTONE
Coal
Limestone
MARBLE

Solution :Marble
1897.

Which of the following mineral is non metallic?

Answer»

IRON
Copper
Coal
GOLD

Solution :Gold
1898.

Why vegetation in thorn forest have sukleen stem and small leaves?

Answer»

Solution :Vegetation in thorn forest have sukleen stem and SMALL leaves because this forest lies in the areas which RECEIVES RAINFALL less than 50 cm.
1899.

When can a hazard become a disaster?

Answer»

Solution :A HAZARD becomes a disaster when either there are no mitigating circumstances to prevent the disaster from happening or the mitigating circumstances fail. For EXAMPLE, if there are floods which lead to great LOSS of LIFE and property, it will be called disaster. But if through GPS, it was pre-informed and evacuation was successful, it will be a hazard but not a disaster.
1900.

Which of the following is most humid region of India ?

Answer»

NortheastIndia and WESTERN coast
Lashakh REGION
Coastal REGIONS of Tamil Nadu
Rann of Kachchh

Answer :A