81.
Assertion (A) Some roads in Himachal Pradesh are closed during winters.
Reason (R) Snowfall and landslides are major problem in these areas.

84.
Consider the following statements
1. There are two broad gauge and one narrow gauge railway track in the state.
2. Kalka-Shimla railway route is narrow gauge.
3. Pathankot Jogindernagar railway route is the longest in the state.
Which of the statement(s) given above is/are correct?

85.
Consider the following statements
1. Kalka-Shimla railway passes through 103 tunnels.
2. It crosses 20 railway stations in its journey.
3. Its construction started before independence, but complete after independence.
Which of the statements given above is/are correct?