Climate class 9th

 

What is climate?

• levels of temperatures

• sum total of weather conditions and variations over a large area for long time

• distribution of rainfall

• state of atmosphere

How many climatic controls are there

• 4

• 6

• 3

• 7

The amount of solar energy received varies according to __________due to the curvature of the earth

• Altitude

• Pressure and winds

• Latitude

• Longitude

What happens when we go to the higher altitude from earth's surface?

• Temperature decreases

• Temperature increases

• Atmospheric Pressure increases

• Atmospheric Pressure decreases

Which climatic control influences the temperature and rainfall pattern.

• Altitude

• Pressure and Wind systems

• Relief

• Ocean currents

 

What is Continentiality?

• very hot during summers

• not so cold during winters

• not so hot during summers

• very cold during winters

Choose the correct statement(/s) about Western Disturbances?

• It is a weather phenomena of the Summer months.

• Flow from the Mediterranean region.

• Influence the weather of the north and north-western regions of India.

• Affect the coastal regions of the country.

• All of the Above

Answer explanation

It is a weather phenomena of the Winter months.

Which of the following are the possible reasons for the Onset of Monsoon?

• The differential heating and cooling of land and water

• The shift of the position of Inter Tropical Convergence Zone (ITCZ) Southwards.

• The presence of the high-pressure area, east of Madagascar,

• The movement of the westerly jet stream to the south of the Himalayas

Answer explanation

The shift of the position of Inter Tropical Convergence Zone (ITCZ) northwards.

The movement of the westerly jet stream to the north of the Himalayas.

Choose the correct statement about El-Nino Southern Oscillation (ENSO).

• It is a periodic change in pressure conditions.

• a warm ocean current that flows past the Peruvian Coast

• ‘El Nino’ is a Spanish word meaning ‘the child’

• The presence of the El Nino leads to an decrease in sea-surface temperatures

Choose the correct statement about onset of Indian Monsoon.

• The duration of the monsoon is between 100- 120 days

• The monsoon arrives at the western tip of the Indian peninsula

• The lofty mountains causes the monsoon winds to deflect towards the east over the Ganga plains.

• Arabian branch and Bay of Bengal branch are the two branches of it.