Drainage
12 solved questions from Class 9 Geography, each with the full working. Tap any question to see the step-by-step solution.
- 1 Why is the theme of 'Drainage' important in Social Science? medium MCQ Social Significance
- 2 Which key factor is highlighted in the study of 'Drainage'? medium MCQ Key Factors & Analysis
- 3 What lesson can be drawn from the study of 'Drainage' in modern context? hard MCQ Modern Relevance
- 4 Which source or evidence is commonly used to study 'Drainage'? medium MCQ Sources of Information
- 5 What is the primary topic or theoretical principle explored in 'Drainage' (Class 9 GEOGRAPHY)? medium MCQ Chapter Core Principle
- 6 Which key mechanism or analytical rule is highlighted in 'Drainage'? medium MCQ Key Analytical Mechanism
- 7 Calculate the drainage density of a river basin if the total length of all streams in the basin is 120 km and the basin area is 2000 km². medium 3 marks Drainage density calculation
- 8 Which of the following is NOT a recognised drainage pattern type? medium MCQ 2 marks Types of drainage patterns
- 9 Which of the following is the main factor that determines the shape of a river basin? easy MCQ 2 marks Basin shape depends on topography
- 10 In a dendritic drainage network, a 3rd order tributary joins a 4th order tributary. According to the Strahler method of stream ordering, what will be the order of the main river after this confluence? hard 5 marks Stream ordering (Strahler)
- 11 A river basin of 4000 km² receives an average annual rainfall of 1200 mm. If the runoff coefficient is 0.5, what is the total annual runoff volume in cubic metres? easy 3 marks Runoff volume calculation
- 12 The drainage density of a river basin is calculated using the formula L/A, where L is the total length of all streams in the basin and A is the basin area. If a basin has an area of 1500 km² and the total length of all its streams is 300 km, what is its drainage density? medium MCQ 4 marks Drainage density calculation