Importance of Water Multiple Choice Quiz Questions 21 pdf Download

Practice science quiz 21 on importance of water MCQs, grade 7 crops and irrigation multiple choice questions. Free crops and irrigation guide has science worksheet with answering options hydration, fertilization, irrigation and pollination of multiple choice questions (MCQ) with crops and irrigation quiz as carriage of water through pipelines and tube wells to farms is known as for exam prep. Study to learn crops and irrigation quiz to attempt multiple choice questions based test.

MCQs on Importance of Water - Quiz 21

MCQ. Carriage of water through pipelines and tube wells to farms is known as

  1. Fertilization
  2. Hydration
  3. Irrigation
  4. Pollination

C

MCQ. Waste water from houses, buildings and other areas is called

  1. Waste water
  2. Sewage
  3. Seepage
  4. Aquarium waste

B

MCQ. Chlorine helps

  1. to kill bacteria
  2. in heating water
  3. in cooling water
  4. to evaporate water

A

MCQ. Remains of salt over soil after evaporation of water is known as

  1. Water logging
  2. Salivation
  3. Dehydration
  4. Salivation

D

MCQ. Litters such as plastic bags are harmful for

  1. fish
  2. turtles
  3. alligators
  4. plants

B