MET Q9 - Clouds

Question 1

Virga or fall streaks are
Select one:

a.strong downdraughts in the polar jet stream associated with jet streaks

b.gusts associated with a well-developed Bora

c.strong katabatic winds in mountainous areas accompanied by heavy precipitation

d.water or ice particles falling from a cloud that evaporate before reaching the ground

Answer 1

d.water or ice particles falling from a cloud that evaporate before reaching the ground

Question 2

Which of the following cloud is classified as low level cloud?
Select one:

a.As

b.Cc

c.St

d.Cs

Answer 2

c.St

Question 3

A cirrocumulus cloud at moderate latitudes in summer contains
Select one:

a. a combination of ice crystals and water droplets

b.only ice crystals

c.only water droplets

d.a combination of ice crystals, water droplets and super cooled water droplets

Answer 3

b.only ice crystals

Question 4

A plain in western Europe is covered with a uniform Cc layer of cloud in summer. At what height above the ground is the base of this cloud to be expected?
Select one:

a.16500 - 45000ft

b.1500 - 7000ft

c.100 - 1500ft

d.12000 - 16000ft

Answer 4

a.16500 - 45000ft

Question 5

Which of the following cloud types can project up into the stratosphere?
Select one:

a.Altostratus

b.Cirrostratus

c.Altocumulus

d.Cumulonimbus

Answer 5

d.Cumulonimbus

Question 6

A cumulonimbus cloud at moderate latitudes in summer contains
Select one:

a.only ice crystals

b.a combination of ice crystals and water droplets

c.only water droplets

d.a combination of ice crystals, water droplets and super cooled water droplets

Answer 6

d.a combination of ice crystals, water droplets and super cooled water droplets

Question 7

The main components of altostratus are
Select one:

a.water droplets and water vapour

b.water droplets and snow grains

c.ice crystals and ice pellets

d.Ice crystals and water droplets

Answer 7

d.Ice crystals and water droplets

Question 8

What is the main composition of clouds classified as ‘high level’ clouds?
Select one:

a.water droplets and snow grains

b.Ice crystals and water droplets

c.Super cooled water droplets

d.Ice crystals

Answer 8

d.Ice crystals

Question 9

Clouds in patches, sheets of grey or whitish layers made up of elements resembling large pebbles or rollers are:
Select one:

a.Nimbostratus

b.Stratocumulus

c.Altostratus

d.Stratus

Answer 9

b.Stratocumulus

Question 10

Which of the following cloud is classified as middle level cloud?
Select one:

a.CC

b.ST

c.AS

d.CS

Answer 10

c.AS