301. Assertion (A) : The moist adiabatic lapse rate is lower than the dry adiabatic lapse rate.
     Reason (R) : When condensation begins, the latent heat of condensation is released in the parcel of air.

1. 1. Both (A) and (R) are true and (R) is the correct explanation of (A)
      

   
   
   

   2. Both (A) and (R) are true but (R) is not the correct explanation of (A)
      

   
   
   

   3. (A) is true but (R) is false
      

   
   
   

   4. (A) is false but (R) is true
      

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

302. Which of the following statement about Troposphere is / are true

1. 1. It extends from ground level up to about 16 km (10 miles) at the equator, and to 9 km (5 miles) at the North and South Poles

   
   
   

   2. Changing conditions in the Troposphere result in our weather

   
   
   

   3. Temperature decreases with increasing altitude and contains more air molecules than all the other layers combined

   
   
   

   4. All of the above

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

---

303. The rainy day as defined by the Indian Meteorological department is a day when the rainfall at a point received is

1. 1. 0.5 mm to 1 mm in 24 hrs

   
   
   

   2. 1.5 mm to 2 mm in 2.4 hrs

   
   
   

   3. 1.1 mm to 1.5 mm in 24 hrs

   
   
   

   4. Above 2.5 mm in 24 hrs

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

304. Assertion (A) : In Western Europe, rainfall decreases from the coastal areas towards the interior.
     Reason (R) : Most of western Europe lies in the westerlies belt.

1. 1. Both (A) and (R) are true and (R) is the correct explanation of (A)
      

   
   
   

   2. Both (A) and (R) are true but (R) is not the correct explanation of (A)
      

   
   
   

   3. (A) is true but (R) is false
      

   
   
   

   4. (A) is false but (R) is true
      

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

---

305. Assertion (A) : Exosphere Extends beyond the Thermosphere hundreds of kilometers, gradually fading into interstellar space.
     Reason (R) : Molecules often escape into space after colliding with one another.

1. 1. If (A) and (R) are true and (R) is the correct explanation of (A)
      

   
   
   

   2. If (A) and (R) are true but (R) is not the correct explanation of (A)
      

   
   
   

   3. If (A) is true but (R) is false
      

   
   
   

   4. If (A) is false but (R) is true
      

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---