16. Which of the following statements is correct ?
    collision - coalescene process of precipitation is applicable to

1. 1. Cloud which extend beyond freezing level

   
   
   

   2. All types of clouds

   
   
   

   3. Cumulonimbus clouds

   
   
   

   4. Those clouds which do not extend beyond the freezing level

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

17. La - Nina which comes after EL- nino affects the pacific ocean by

1. 1. Warming it

   
   
   

   2. Cooling it

   
   
   

   3. Maintaining stable temperature

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---

---

18. Which of the following sequences of clouds in ascending order would one meet 500 meters and above the mean sea level ?

1. 1. Stratus, Nimbus, Cirrostratus, Cirrus

   
   
   

   2. Nimbus, Cirrostratus, Cirrocumulus, Stratus

   
   
   

   3. Cirrostratus, Stratus, Nimbus, Cumulonimbus

   
   
   

   4. Stratus, Cirrostratus, Cumulonumbus, Cirrocumulus

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

19. The first research project programme which focused on the EI Nino-southern Oscillation and its predictability was called

1. 1. Climate variability and predictability

   
   
   

   2. Global Energy and Water Cycle Experiment (GEWEX)

   
   
   

   3. Global Change and Terrestrial Ecosystem (GCTE)

   
   
   

   4. Tropical Ocean and Global Atmosphere (TOGA)

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

---

20. Which one of the following precipitation conditions is not characteristic of frontal rainfall type ?

1. 1. Precipitation falls during the passage of a depression in zones facing the passage

   
   
   

   2. It occurs in the middle and high latitudes

   
   
   

   3. It is distinguished from the cyclonic rain because of the prolonged drizzling rain which falls from the warm front of the depression

   
   
   

   4. Cloud burst with longer duration of rain is associated with the squally passage of the cold front

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---