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Q: Select the option that is appropriate regarding the following two statements labelled Assertion and Reason. Assertion: The main disadvantage of drip irrigation is requirement for a high initial investment. Reason: Drip irrigation requires regular flushing and supervision.
  • A. Assertion is true, but Reason is false
  • B. Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion.
  • C. Both Assertion and Reason are false
  • D. Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
Correct Answer: Option B - Disadvantages of drip irrigation– • Expense initial cost can be more than overhead systems. • The sun can affect the tubes used for drip irrigation, shortening their usable life. • Waste of water, time and harvest, if not installed properly. • Clogging. If the water is not properly filtered and the equipment not properly maintained, it can result in clogging. • Drip irrigation requires maintenance and high quality water. • Drip irrigation requires regular flushing and supervision.
B. Disadvantages of drip irrigation– • Expense initial cost can be more than overhead systems. • The sun can affect the tubes used for drip irrigation, shortening their usable life. • Waste of water, time and harvest, if not installed properly. • Clogging. If the water is not properly filtered and the equipment not properly maintained, it can result in clogging. • Drip irrigation requires maintenance and high quality water. • Drip irrigation requires regular flushing and supervision.

Explanations:

Disadvantages of drip irrigation– • Expense initial cost can be more than overhead systems. • The sun can affect the tubes used for drip irrigation, shortening their usable life. • Waste of water, time and harvest, if not installed properly. • Clogging. If the water is not properly filtered and the equipment not properly maintained, it can result in clogging. • Drip irrigation requires maintenance and high quality water. • Drip irrigation requires regular flushing and supervision.