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Climate Flashcards

(107 cards)

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1
Q

What type of climate does India experience?

A

Tropical monsoon

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2
Q

Why does India experience tropical monsoon climate?

A
  1. It lies in the tropical belt

2. Its climate is influenced by monsoon winds

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3
Q

The monsoon winds are largely confined to the ____ , that is between ___ and _

A

Tropics , 20o north and 20o south

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4
Q

Main characteristics of tropical monsoon type of climate are ________ temp and ______ winters

A

Relatively high, dry

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5
Q

Which two natural features give distinctive climatic conditions to India

A

Himalayas, Indian Ocean

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6
Q

The himalaya protects northern India from ______________ and give it a _____ climate

A

Cold winds of central Asia and Siberia , continental

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7
Q

Three features of continental climate

A
  1. land winds
  2. dryness of air
  3. Large diurnal range of temp.
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8
Q

Kerala has a _____ climate

A

Tropical

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9
Q

Punjab has a ____ climate

A

Continental

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10
Q

What does the Indian ocean do to the climate of India

A

Gives the south a hot monsoon climate typical of tropical zone

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11
Q

Snowfall occurs in India only at ____

A

Himalayas

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12
Q

Most parts of India receive rain in the months of ______ but tamilnadu coast will get it in the beginning of ____ season

A

June-september , winter

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13
Q

Generalised picture of the average weather conditions spread over long period for given large area

A

Climate

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14
Q

The himalayas prevent India from becoming a _________

A

Cold desert

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15
Q

Apart from preventing cold winds, what else does Himalayas do?

A

Force moisture laden S-W monsoon winds to shed rainfall or else India would be dry

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16
Q

Tibet lies in the rainshadow part of _____

A

Himalayas

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17
Q

Retreating monsoon brings rain in ____

A

Eastern coastal region

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18
Q

India is divided into two parts by the _________

A

Tropic of cancer

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19
Q

Northern part lies in the ___ zone and southern part lies in the ___ zone

A

Temperate, tropical

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20
Q

Northern zone has a ___ winter and ___ summer

A

Cold, hot

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21
Q

Southern zone has a clear cut winter season.. true or false?

A

False

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22
Q

Why western Ghats receive heavy rainfall whereas Deccan plateau receives less ?

A
  1. It stands in the way of S-W monsoon

2. Deccan plateau lies in rainshadow area of Western Ghats

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23
Q

Why Rajasthan does not get enough rain?

A

Aravalli range lies parallel to the direction of S-W monsoon winds

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24
Q

Southern hills of Assam receive heavy rainfall but northern hills don’t.. why?

A

Southern hills force winds to shed moisture before proceeding northwards

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25
There is a decrease of ___ in temp for every ____m rise in height
1 degree celsius, 166m
26
Why does Ooty have much lower temp than Kochi?
bcoz of high altitude
27
Western disturbances originate from _____ sea bring rain and snow to
Mediterranean , Northern plains , J&K
28
Cold fast blowing winds that develop in upper atmosphere
Jet streams
29
Highest rainfall occurs on the track of
Depressions steered by the Easterly jet streams
30
Westerly jet streams prevail over ____
North Indian plains
31
Coastal areas have _____ / ____ climate due to distance from the ___
Equable/maritime ,sea
32
Interiors of India experience _____ climate
Continental
33
El-Nino is a ____ ocean current originating from coast of _____ in the month of ___
Warm, peru, december
34
El Nino causes ____________situation in India
Weak drought-like
35
How El nino causes drought situation?
It increases temp of sea
36
________ are periodic or seasonal winds
Monsoons
37
Why do Monsoons develop?
Differential heating as well as cooling of sea and land
38
Two type of monsoons
Summer and winter monsoons
39
In summer, which gets more heated? land or sea?
Land
40
Heat is ____ proportional to pressure and so in summer, ___ pressure develops over the land and ____ pressure over the sea
Inversely, low, high
41
What happens due to difference in pressure during summer?
Wind blows from sea to land ( high to low)
42
In may June and July, plains are heated by the sun's __ rays
Vertical
43
What is summer monsoon otherwise known as and why?
South west monsoon as it blows S-W
44
During winter, there is ____ pressure over land and __ pressure over sea
High, low
45
What do the winds of winter monsoon bring?
Just cold dry weather and no rain as it blows from land to sea
46
_________ coast gets rain from winter monsoons
Southern Coromandel Coast
47
What is winter monsoon otherwise called and why?
North east monsoon as its direction is N-E
48
What are the 4 seasons with months?
Hot and Dry summer - Mar-May S-W monsoon ( Hot and wet) - Jun - Sept Retreating S-W monsoon - Oct-Nov N-E monsoon(cold and dry) - Dec- Feb
49
Why the days are so long during March to Msy?
due to northward movement of path of Sun's vertical rays
50
Temperature range of most parts of India
30 - 32 degree celsius
51
Why heat in south India is not as intense as North India ?
1. moderating influence of seas | 2. Peninsular situation
52
Temp range of South India
26 - 32 degree celsius
53
Diurnal range is large in which part of India
Interior part of west of India
54
Striking feature of hot weather season
Loo
55
strong and dusty winds called _____ blow over _____ and ___ India
Loo, N and N-W
56
Temp range of loo
45- 50 degree celsius
57
Loo is hot enough to cause
Heat strokes
58
Thunderstorm accompanied with strong wind and heavy rainfall occur in __ and ____
Assam and Bengal
59
The local wind is called ____ in Bengal and what does it mean?
Kalbaisakhi , calamity in the month of Baisakh
60
Assam - Kalbaisakhi is also known as ___
Bardoli Chheerha
61
Where does Kalbaisakhi originate?
Chota Nagpur plateau
62
Kalbaisakhi is beneficial in bengal for growing ___ and ___ in Bengal and ___ in Assam
Jute, rice, tea
63
Thunderstorms along Coasts of Kerala and Karnataka -___ and why
Mango showers ... help in early ripening of mango crop
64
Mango shower is also called _________ in Karnataka
Cherry blossom
65
SE trade winds after crossing equator 0 deflected by
Coriolis force
66
Sudden violent onset or rainfall in the first week of June is called
Burst of monsoon
67
When S-W monsoon fails to bring rain for two or more weeks it is called
Break of monsoon
68
First state to receive monsoon showers ____
Kerala
69
Last state to see withdrawal of monsoon
Kerala
70
Two branches of S-W monsoon
Bay of bengal branch and Arabian sea branch
71
Arabian sea branch further splits into ___ branches
3
72
One branch of Arabian sea is obstructed by ___
western Ghats
73
Second branch of Arabian sea strikes the coast __________-
North of mumbai
74
third branch of Arabian sea strikes
Saurashtra peninsula and Kutch
75
Arabian sea branch joins Bengal branch in ________ and _____
Punjab , Haryana
76
Two branches together cause rain in
Western himalayas
77
Bay of Bengal Branch is directed towards
Coast of Myanmar
78
How does Bay of bengal branch reach India
It is deflected by the Arakan hills in Myanmar
79
Bay of Bengal branch splits into two:
One along Ganga valley and the other along Brahmaputra valley
80
Bay of Bengal branch causes rain in
Ganga and Brahmaputra valley, Garo,Khasi,Jaintia hills of Meghalaya
81
Mahabaleshwar is located on ___ side of western Ghats
Windward
82
Pune is located on __- side of western ghats
Leeward
83
Why TN coast remains dry during S-W monsoon
It is parallel to Bay of bengal branch and on rainshadow area of Arabian sea
84
S-W monsoon starts retreating from
October
85
Why S-W monsoon retreat?
Due to replacement of low pressure trough by high pressure
86
Low pressure conditions are transferred to _________________- by early November
Centre of Bay of bengal
87
Interior Deccan is dry during Retreating monsoon bcoz
it lies in rainshadow of eastern ghats
88
Why tropical cyclones originate in Bay of bengal?
Local variations of heat and moisture
89
Tropical cyclones bring rain to
coast of TN and parts of Odisha
90
When _______ occurs, there is great loss of property and life in Eastern coast
Tropical cyclones
91
Clear sky, high temp high humidity gives rise to Oppressive weather called
October heat
92
________ is the transition period between hot rainy season and cold dry season
October heat
93
_____ is usually coldest month in India
January
94
coldest place in india
Dras valley in Kashmir
95
characteristic feature of cold weather season
inflow of depressions from west and NW
96
The inflow of depressions is called
Western disturbances
97
Western disturbances originate over _____________
Mediterranean sea
98
Punjab and Haryana receive rain from
Western disturbances
99
Western disturbances also known as ___
Temperate cyclones
100
Heavy rainfall region
Windward side of Western Ghats | Meghalaya hills
101
Moderate rain region
Middle ganga valley south TN north AP ``
102
Low rainfall region
Eastern Rajasthan, punjab, haryana
103
Scanty rain region
South Punjab, western Rajastham
104
Rain in India is of ___ type
Relief
105
India has an ___ economy dependent on ___
Agrarian ,rainfall
106
Temperate cyclones are intense in ___ season as opposed to tropical cyclones which is a __ phenomenon
Winter, summer
107
Tropical cyclones are __ in shape whereas Temperate cyclones are _ in shape
Cirular, oval

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