(i) Diurnal range of temperature is the difference between maximum and minimum temperature of a day. (ii) Diurnal range of temperature is high in desert regions like Rajasthan, Thar Desert and interior parts of Rann of Kutch. (iii) In these sandy areas, the day temperature may rise to 50' and drop dRead more
(i) Diurnal range of temperature is the difference between maximum and
minimum temperature of a day.
(ii) Diurnal range of temperature is high in desert regions like Rajasthan,
Thar Desert and interior parts of Rann of Kutch.
(iii) In these sandy areas, the day temperature may rise to 50′ and drop
down to near freezing point the same night’
(iv) It is so because the sand absorbs heat very fast during day and loses heat
very fast at night.
(i) The low pressure conditions over north-western India, get transferred to the Bay of Bengal by early November. (ii) This shift is associated with the occurrence of cyclonic depressions which originate over the Andaman Sea. (iii) These cyclones generally cross the eastern coasts of India and causeRead more
(i) The low pressure conditions over north-western India, get transferred
to the Bay of Bengal by early November.
(ii) This shift is associated with the occurrence of cyclonic depressions which
originate over the Andaman Sea.
(iii) These cyclones generally cross the eastern coasts of India and cause
heavy and widespread rains.
(iv) These tropical cyclones are often very destructive.
(v) The thickly populated deltas of the Godavari, the Krishna and the
Kaveri are frequently struck by cyclones, which cause great damage to
life and property.
(vi) sometimes, these cyclones arrive at the coasts of Odisha, W. Bengal and
Bangladesh. The bulk of rainfall of the Coromandel coast is derived
from depression and cyclones.
(i) The Himalayas protect the subcontinent from extremely cold winds from Central Asia. This enables northern India to have uniformly higher temperature when compared to other areas on the same latitude. (ii) The Peninsular plateau under the influence of the sea from three sides has moderate temperaRead more
(i) The Himalayas protect the subcontinent from extremely cold winds
from Central Asia. This enables northern India to have uniformly higher
temperature when compared to other areas on the same latitude.
(ii) The Peninsular plateau under the influence of the sea from three sides
has moderate temperatures.
(iii) The seasonal alternation of wind systems and the associated weather
conditions provide a rhythmic cycle of seasons’
(iv) Even the uncertainties of rain and uneven distribution are very typical
of the monsoon.
(v) The Indian landscape, its animals and plant life, its entire agricultural
calendar and the life of the people including their festivities revolve
around this Phenomenon.
(vi) These monsoon winds bind the whole country by providing water to get
the agricultural activities in motion. The river valleys which carry this
water also unite as a single river valley unit.
(i) A feeble high pressure area develops over the north-western part of India in the cold weather season. Light winds begin to blow outwards. (ii) These dry north-westerlies winds come in contact with the Indian trades (north-easterlies) over the Ganga valley' (iii) The direction of north-easterliesRead more
(i) A feeble high pressure area develops over the north-western part of
India in the cold weather season. Light winds begin to blow outwards.
(ii) These dry north-westerlies winds come in contact with the Indian trades
(north-easterlies) over the Ganga valley’
(iii) The direction of north-easterlies changes as a result of this contact as
well as under the influence of topography’
(iv) Their direction is north-westerlies down the Ganga valley and northerlies
over the Ganga-Brahmaputra Delta’
(v) Over the Bay of Bengal, the trade winds retain their original north-easterlies direction, as they are free from the influence of any topography
over the sea.
(i) The western coast and northeastern India receive rainfall of over about 400 cm. (ii) It is less than 60 cm in western Rajasthan and adjoining parts of Gujarat, Haryana and Punjab. (iii) Rainfall is equally low in the interiors of the Deccan plateau and east of the Sahyadris. (iv) A third area ofRead more
(i) The western coast and northeastern India receive rainfall of over about
400 cm.
(ii) It is less than 60 cm in western Rajasthan and adjoining parts of Gujarat,
Haryana and Punjab.
(iii) Rainfall is equally low in the interiors of the Deccan plateau and east of
the Sahyadris.
(iv) A third area of low precipitation is around Leh in Jammu and Kashmir’.
(v) The rest of the country receives moderate rainfall’
(vi) Snowfall is restricted to the Himalayan region’
(i) This is the transition period during the months of October and November. (ii) with the apparent movement of the sun towards the south, the low pressure trough over the northern plains becomes weaker. This is gradually replaced by a high pressure system. (iii) The south-west monsoon winds weakenRead more
(i) This is the transition period during the months of October and
November.
(ii) with the apparent movement of the sun towards the south, the low
pressure trough over the northern plains becomes weaker. This is
gradually replaced by a high pressure system.
(iii) The south-west monsoon winds weaken and start withdrawing gradually.
(iv) By the beginning of October, the monsoon withdraws from the northern
plains.
(v) The months of October and November form a period of transition from
hot rainy season to dry winter conditions.
(vi) when monsoons retreat, skies get clear and the temperature rises.
(vii) while day temperatures are high, nights are cool and pleasant. The land
is still moist.
(viii) owing to the conditions of high temperature and humidity, the weather
becomes oppressive during the day. This is commonly known as October
Heat.
(ix) The low pressure conditions get transferred to the Bay of Bengal by
early November.
(x) The cyclonic depressions originate from the Andaman sea and cause
heavy and widespread rains on the eastern coast.
(i) The Indian monsoon has wet and dry spells. The monsoon rains take place only for a few days, at a time. They are interspersed with rainless intervals. (ii) These breaks in monsoon are related to the movement of the monsoon trough. (iii) The trough and its axis keeps on moving northward or southwRead more
(i) The Indian monsoon has wet and dry spells. The monsoon rains take
place only for a few days, at a time. They are interspersed with rainless
intervals.
(ii) These breaks in monsoon are related to the movement of the monsoon
trough.
(iii) The trough and its axis keeps on moving northward or southward which
determines the distribution of rainfall.
(iv) When the axis of the monsoon trough lies over the plains, rainfall is
good in these parts.
(v) on the other hand, whenever the axis shifts closer to the Himalayas,
there are longer dry spells in the plains and widespread rains in the
mountains catchment areas of the Himalayan rivers.
(vi) These heavy rains bring devastating floods that cause damage to life and
property in the plains.
(i) In early June, the low pressure condition over the northern plains intensify. (ii) These south-east winds cross the equator and blow in south-westerly direction, entering the Indian peninsula as the south-west monsoons. (iii) As these winds blow over warm oceans, they bring abundant moisture toRead more
(i) In early June, the low pressure condition over the northern plains intensify.
(ii) These south-east winds cross the equator and blow in south-westerly direction, entering the Indian peninsula as the south-west monsoons.
(iii) As these winds blow over warm oceans, they bring abundant moisture to the sub-continent.
(iV) These winds are strong and blow at an average velocity of 30 Km per hour.
(v) Early in the season, the windward side of the Western Ghats receives very heavy rainfall, more than 250 cm.
(vi) The maximum rainfall of this season is received in the northeastern part of the country. Mawsynram in khasi Hills receives the highest average rainfall in the world.
(vii) Rainfall in the Gangs valley decreases from east to the west Rajasthan and parts of Gujarat get scanty rainfall.
(i) India experiences the hot weather season from the month of March to May. (ii) The temperature in the northern plains of India is between 42 to 45"C and in the Deccan plateau, between 35 to 38"C'. (iii) Towards the end of May, an elongated low pressure area develops in the region extending from tRead more
(i) India experiences the hot weather season from the month of March to
May.
(ii) The temperature in the northern plains of India is between 42 to 45″C
and in the Deccan plateau, between 35 to 38″C’.
(iii) Towards the end of May, an elongated low pressure area develops in
the region extending from the Thar Desert to Patna and chotanagpur
plateau.
(iv) During the hot weather season, strong, gusty, hot, dry winds known as the ‘Loo’ blows. Direct exposure to these winds may even prove to be fatal.
(v) Dust storms are very common during the month of May in northern India. These storms bring temporary relief as they lower the temperatures.
(vi) This is also the season of localised thunderstorms associated with violent winds and torrential rains known as Kaal Baisakhi in West Bengal.
(i) A characteristic feature of the cold weather season over the northern plain is the inflow of cyclonic disturbances from the west and the northwest. (ii) These low pressure systems originate over the Mediterranean sea and Western Asia and move into India, along with esterly flow. (iii) They causeRead more
(i) A characteristic feature of the cold weather season over the northern
plain is the inflow of cyclonic disturbances from the west and the
northwest.
(ii) These low pressure systems originate over the Mediterranean sea and Western Asia and move into India, along with esterly flow.
(iii) They cause the much needed winter rainfall, locally known as ‘Mahawat’ is small, it is very useful for rabi crops.
These winds are called western disturbances since they come from the western part of India.
Which part of India experiences the highest diurnal range of temperature and why?
(i) Diurnal range of temperature is the difference between maximum and minimum temperature of a day. (ii) Diurnal range of temperature is high in desert regions like Rajasthan, Thar Desert and interior parts of Rann of Kutch. (iii) In these sandy areas, the day temperature may rise to 50' and drop dRead more
(i) Diurnal range of temperature is the difference between maximum and
See lessminimum temperature of a day.
(ii) Diurnal range of temperature is high in desert regions like Rajasthan,
Thar Desert and interior parts of Rann of Kutch.
(iii) In these sandy areas, the day temperature may rise to 50′ and drop
down to near freezing point the same night’
(iv) It is so because the sand absorbs heat very fast during day and loses heat
very fast at night.
why are the deltas of the Krishna, Kaveri and Godavari frequently struck by cyclones?
(i) The low pressure conditions over north-western India, get transferred to the Bay of Bengal by early November. (ii) This shift is associated with the occurrence of cyclonic depressions which originate over the Andaman Sea. (iii) These cyclones generally cross the eastern coasts of India and causeRead more
(i) The low pressure conditions over north-western India, get transferred
See lessto the Bay of Bengal by early November.
(ii) This shift is associated with the occurrence of cyclonic depressions which
originate over the Andaman Sea.
(iii) These cyclones generally cross the eastern coasts of India and cause
heavy and widespread rains.
(iv) These tropical cyclones are often very destructive.
(v) The thickly populated deltas of the Godavari, the Krishna and the
Kaveri are frequently struck by cyclones, which cause great damage to
life and property.
(vi) sometimes, these cyclones arrive at the coasts of Odisha, W. Bengal and
Bangladesh. The bulk of rainfall of the Coromandel coast is derived
from depression and cyclones.
Why is monsoon considered a unifying bond?
(i) The Himalayas protect the subcontinent from extremely cold winds from Central Asia. This enables northern India to have uniformly higher temperature when compared to other areas on the same latitude. (ii) The Peninsular plateau under the influence of the sea from three sides has moderate temperaRead more
(i) The Himalayas protect the subcontinent from extremely cold winds
See lessfrom Central Asia. This enables northern India to have uniformly higher
temperature when compared to other areas on the same latitude.
(ii) The Peninsular plateau under the influence of the sea from three sides
has moderate temperatures.
(iii) The seasonal alternation of wind systems and the associated weather
conditions provide a rhythmic cycle of seasons’
(iv) Even the uncertainties of rain and uneven distribution are very typical
of the monsoon.
(v) The Indian landscape, its animals and plant life, its entire agricultural
calendar and the life of the people including their festivities revolve
around this Phenomenon.
(vi) These monsoon winds bind the whole country by providing water to get
the agricultural activities in motion. The river valleys which carry this
water also unite as a single river valley unit.
Why do the north-east trade winds change their direction while blowing through the Ganga valley?
(i) A feeble high pressure area develops over the north-western part of India in the cold weather season. Light winds begin to blow outwards. (ii) These dry north-westerlies winds come in contact with the Indian trades (north-easterlies) over the Ganga valley' (iii) The direction of north-easterliesRead more
(i) A feeble high pressure area develops over the north-western part of
See lessIndia in the cold weather season. Light winds begin to blow outwards.
(ii) These dry north-westerlies winds come in contact with the Indian trades
(north-easterlies) over the Ganga valley’
(iii) The direction of north-easterlies changes as a result of this contact as
well as under the influence of topography’
(iv) Their direction is north-westerlies down the Ganga valley and northerlies
over the Ganga-Brahmaputra Delta’
(v) Over the Bay of Bengal, the trade winds retain their original north-easterlies direction, as they are free from the influence of any topography
over the sea.
What is the distribution of rainfall in India?
(i) The western coast and northeastern India receive rainfall of over about 400 cm. (ii) It is less than 60 cm in western Rajasthan and adjoining parts of Gujarat, Haryana and Punjab. (iii) Rainfall is equally low in the interiors of the Deccan plateau and east of the Sahyadris. (iv) A third area ofRead more
(i) The western coast and northeastern India receive rainfall of over about
See less400 cm.
(ii) It is less than 60 cm in western Rajasthan and adjoining parts of Gujarat,
Haryana and Punjab.
(iii) Rainfall is equally low in the interiors of the Deccan plateau and east of
the Sahyadris.
(iv) A third area of low precipitation is around Leh in Jammu and Kashmir’.
(v) The rest of the country receives moderate rainfall’
(vi) Snowfall is restricted to the Himalayan region’
Give a brief account of the condition and characteristics of the retreating monsoons.
(i) This is the transition period during the months of October and November. (ii) with the apparent movement of the sun towards the south, the low pressure trough over the northern plains becomes weaker. This is gradually replaced by a high pressure system. (iii) The south-west monsoon winds weakenRead more
(i) This is the transition period during the months of October and
See lessNovember.
(ii) with the apparent movement of the sun towards the south, the low
pressure trough over the northern plains becomes weaker. This is
gradually replaced by a high pressure system.
(iii) The south-west monsoon winds weaken and start withdrawing gradually.
(iv) By the beginning of October, the monsoon withdraws from the northern
plains.
(v) The months of October and November form a period of transition from
hot rainy season to dry winter conditions.
(vi) when monsoons retreat, skies get clear and the temperature rises.
(vii) while day temperatures are high, nights are cool and pleasant. The land
is still moist.
(viii) owing to the conditions of high temperature and humidity, the weather
becomes oppressive during the day. This is commonly known as October
Heat.
(ix) The low pressure conditions get transferred to the Bay of Bengal by
early November.
(x) The cyclonic depressions originate from the Andaman sea and cause
heavy and widespread rains on the eastern coast.
what do you understand by the phenomenon of ‘breaks in the rainfall’?
(i) The Indian monsoon has wet and dry spells. The monsoon rains take place only for a few days, at a time. They are interspersed with rainless intervals. (ii) These breaks in monsoon are related to the movement of the monsoon trough. (iii) The trough and its axis keeps on moving northward or southwRead more
(i) The Indian monsoon has wet and dry spells. The monsoon rains take
See lessplace only for a few days, at a time. They are interspersed with rainless
intervals.
(ii) These breaks in monsoon are related to the movement of the monsoon
trough.
(iii) The trough and its axis keeps on moving northward or southward which
determines the distribution of rainfall.
(iv) When the axis of the monsoon trough lies over the plains, rainfall is
good in these parts.
(v) on the other hand, whenever the axis shifts closer to the Himalayas,
there are longer dry spells in the plains and widespread rains in the
mountains catchment areas of the Himalayan rivers.
(vi) These heavy rains bring devastating floods that cause damage to life and
property in the plains.
Give a brief account of how monsoons advance lnto India.
(i) In early June, the low pressure condition over the northern plains intensify. (ii) These south-east winds cross the equator and blow in south-westerly direction, entering the Indian peninsula as the south-west monsoons. (iii) As these winds blow over warm oceans, they bring abundant moisture toRead more
(i) In early June, the low pressure condition over the northern plains intensify.
See less(ii) These south-east winds cross the equator and blow in south-westerly direction, entering the Indian peninsula as the south-west monsoons.
(iii) As these winds blow over warm oceans, they bring abundant moisture to the sub-continent.
(iV) These winds are strong and blow at an average velocity of 30 Km per hour.
(v) Early in the season, the windward side of the Western Ghats receives very heavy rainfall, more than 250 cm.
(vi) The maximum rainfall of this season is received in the northeastern part of the country. Mawsynram in khasi Hills receives the highest average rainfall in the world.
(vii) Rainfall in the Gangs valley decreases from east to the west Rajasthan and parts of Gujarat get scanty rainfall.
State the chief characteristics of the hot weather season in lndia.
(i) India experiences the hot weather season from the month of March to May. (ii) The temperature in the northern plains of India is between 42 to 45"C and in the Deccan plateau, between 35 to 38"C'. (iii) Towards the end of May, an elongated low pressure area develops in the region extending from tRead more
(i) India experiences the hot weather season from the month of March to
See lessMay.
(ii) The temperature in the northern plains of India is between 42 to 45″C
and in the Deccan plateau, between 35 to 38″C’.
(iii) Towards the end of May, an elongated low pressure area develops in
the region extending from the Thar Desert to Patna and chotanagpur
plateau.
(iv) During the hot weather season, strong, gusty, hot, dry winds known as the ‘Loo’ blows. Direct exposure to these winds may even prove to be fatal.
(v) Dust storms are very common during the month of May in northern India. These storms bring temporary relief as they lower the temperatures.
(vi) This is also the season of localised thunderstorms associated with violent winds and torrential rains known as Kaal Baisakhi in West Bengal.
what is the role of ‘western disturbances’ in the Indian climate?
(i) A characteristic feature of the cold weather season over the northern plain is the inflow of cyclonic disturbances from the west and the northwest. (ii) These low pressure systems originate over the Mediterranean sea and Western Asia and move into India, along with esterly flow. (iii) They causeRead more
(i) A characteristic feature of the cold weather season over the northern
See lessplain is the inflow of cyclonic disturbances from the west and the
northwest.
(ii) These low pressure systems originate over the Mediterranean sea and Western Asia and move into India, along with esterly flow.
(iii) They cause the much needed winter rainfall, locally known as ‘Mahawat’ is small, it is very useful for rabi crops.
These winds are called western disturbances since they come from the western part of India.