Based on the provided sketch and key, identify the correct terms for the following geographical features and processes: river system, interfluve, infiltration rate, river type, confluence, run-off, an

Here are the answers to the questions based on the provided sketch and key:

• 2.1.1: The main river A and its tributaries are referred to as a river system.
  • Answer: Z
• 2.1.2: The interfluve in area B separates one stream from another.
  • Answer: Z
• 2.1.3: The area at C will have a high infiltration rate (due to the presence of vegetation).
  • Answer: Z
• 2.1.4: The river at D is a periodic river (indicated by the dashed line in the key).
  • Answer: Z
• 2.1.5: The confluence on the sketch is located at F (where a major tributary joins the main river A).
  • Answer: Z
• 2.1.6: Run-off will increase in area G due to the steep slope.
  • Answer: Z
• 2.1.7: The stage of the river at H is the lower course (located near the mouth of the river).
  • Answer: Y
• 2.1.8: The water table at I will resemble Y (showing a higher water table, especially during the rainy season, typical for an area feeding a stream).
  • Answer: Y