Q. With reference to maps, which of the following pairs of features and their respective colours (conventional symbols) is / are correct?
  1. Mountain: Yellow
  2. Plateau: Brown
  3. Plains: Green
Select the correct option from the codes given below:

Answer: Only 3
Notes: Maps have a universal language that can be understood by all. There is an international agreement regarding the use of these symbols. These are called conventional symbols. For example, generally blue is used for showing water bodies, brown for mountain, yellow for plateau and green is used for plains.