- What is the primary source of irrigation water in Pakistan?
- A) Rainwater
- B) Rivers
- C) Groundwater
- D) Lakes
Answer: B) Rivers
- Which major canal system is the largest in Pakistan?
- A) Sukkur Barrage System
- B) Chashma-Jhelum Link Canal
- C) Indus Basin Irrigation System
- D) Taunsa-Panjnad Link Canal
Answer: C) Indus Basin Irrigation System
- Which type of irrigation system involves applying water directly to the soil surface in furrows or basins?
- A) Drip irrigation
- B) Flood irrigation
- C) Sprinkler irrigation
- D) Subsurface irrigation
Answer: B) Flood irrigation
- Which irrigation method is known for its efficiency in water use by delivering water directly to the plant roots?
- A) Drip irrigation
- B) Flood irrigation
- C) Sprinkler irrigation
- D) Surface irrigation
Answer: A) Drip irrigation
- What is the main purpose of the watercourse lining in Pakistan’s irrigation systems?
- A) To prevent waterlogging
- B) To reduce water loss and seepage
- C) To increase soil fertility
- D) To enhance crop yield
Answer: B) To reduce water loss and seepage
- Which of the following practices is used to conserve water in irrigation?
- A) Over-irrigation
- B) Flood irrigation
- C) Water harvesting
- D) Deep plowing
Answer: C) Water harvesting
- Which system uses gravity to distribute water over large areas?
- A) Drip irrigation
- B) Sprinkler irrigation
- C) Flood irrigation
- D) Subsurface irrigation
Answer: C) Flood irrigation
- What is the primary challenge in Pakistan’s irrigation system?
- A) Excessive rainfall
- B) Water salinity
- C) Water scarcity
- D) Soil erosion
Answer: C) Water scarcity
- Which of the following is a major canal in the Indus Basin Irrigation System?
- A) Chenab Canal
- B) Ravi Canal
- C) Jhelum Canal
- D) Sutlej Canal
Answer: A) Chenab Canal
- What technique is used to prevent waterlogging in irrigation systems?
- A) Surface irrigation
- B) Drip irrigation
- C) Subsurface drainage
- D) Flood irrigation
Answer: C) Subsurface drainage
Important Information in Tabular Form
| Aspect | Details |
|---|---|
| Primary Irrigation Source | Rivers |
| Largest Canal System | Indus Basin Irrigation System |
| Common Irrigation Method | Flood irrigation |
| Efficient Irrigation Method | Drip irrigation |
| Purpose of Watercourse Lining | Reduce water loss and seepage |
| Water Conservation Practice | Water harvesting |
| Gravity-Based System | Flood irrigation |
| Primary Challenge | Water scarcity |
| Major Canal in Indus Basin | Chenab Canal |
| Technique to Prevent Waterlogging | Subsurface drainage |