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Class 4 Exam  >  Class 4 Tests  >  Science for Class 4  >  Test: Food: Our Basic Need- 2 - Class 4 MCQ

Test: Food: Our Basic Need- 2 - Class 4 MCQ


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10 Questions MCQ Test Science for Class 4 - Test: Food: Our Basic Need- 2

Test: Food: Our Basic Need- 2 for Class 4 2024 is part of Science for Class 4 preparation. The Test: Food: Our Basic Need- 2 questions and answers have been prepared according to the Class 4 exam syllabus.The Test: Food: Our Basic Need- 2 MCQs are made for Class 4 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Food: Our Basic Need- 2 below.
Solutions of Test: Food: Our Basic Need- 2 questions in English are available as part of our Science for Class 4 for Class 4 & Test: Food: Our Basic Need- 2 solutions in Hindi for Science for Class 4 course. Download more important topics, notes, lectures and mock test series for Class 4 Exam by signing up for free. Attempt Test: Food: Our Basic Need- 2 | 10 questions in 15 minutes | Mock test for Class 4 preparation | Free important questions MCQ to study Science for Class 4 for Class 4 Exam | Download free PDF with solutions
Test: Food: Our Basic Need- 2 - Question 1
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Mosquitoes spread

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Mosquitoes spread malaria. When a mosquito bites an infected person, a small amount of blood is taken in which contains microscopic malaria parasites.

Test: Food: Our Basic Need- 2 - Question 2
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Stagnant water breeds

Detailed Solution for Test: Food: Our Basic Need- 2 - Question 2
  • Standing water is the number one breeding spot for mosquitoes.
  • Mosquitoes breed by laying eggs in stagnant water.
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Test: Food: Our Basic Need- 2 - Question 3
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What should be sprayed on stagnated water to prevent the breeding of mosquitoes?

Detailed Solution for Test: Food: Our Basic Need- 2 - Question 3
  • Kerosene when sprayed on stagnant water forms a layer and prevents air from entering the water.
  • Due to the lack of air larvae of mosquitoes get killed and prevent the breeding of mosquitoes.
Test: Food: Our Basic Need- 2 - Question 4
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Pieces of bricks and sand are put at the base of the soaking pit to make the base
Detailed Solution for Test: Food: Our Basic Need- 2 - Question 4

Pieces of brick and sand are put at the base of the soakage pit to make the base porous.

Test: Food: Our Basic Need- 2 - Question 5
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Flies spread
Detailed Solution for Test: Food: Our Basic Need- 2 - Question 5

House flies are strongly suspected of transmitting at least 65 diseases to humans, including typhoid fever, dysentery, cholera, poliomyelitis, yaws, anthrax, tularemia, leprosy, and tuberculosis.

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Animal dung and other decaying matter can be used to produce
Detailed Solution for Test: Food: Our Basic Need- 2 - Question 6

Animal dung and other decaying matter can be used to prepare or produce biogas.

Test: Food: Our Basic Need- 2 - Question 7
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Which of the following is a common source of vitamin C in our diet?
Detailed Solution for Test: Food: Our Basic Need- 2 - Question 7
Oranges are a well-known source of vitamin C, which is essential for maintaining a healthy immune system. Vitamin C helps in repairing tissues and reducing the risk of infections.
Test: Food: Our Basic Need- 2 - Question 8
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What is the primary function of the small intestine in the digestive system?
Detailed Solution for Test: Food: Our Basic Need- 2 - Question 8
The small intestine is primarily responsible for absorbing nutrients from digested food. It plays a crucial role in digestion by ensuring that nutrients are absorbed into the bloodstream.
Test: Food: Our Basic Need- 2 - Question 9
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Which of the following is an example of a complex carbohydrate?
Detailed Solution for Test: Food: Our Basic Need- 2 - Question 9
Starch is a complex carbohydrate that provides sustained energy. Unlike simple carbohydrates, which are quickly digested, complex carbohydrates are broken down more slowly, providing longer-lasting energy.
Test: Food: Our Basic Need- 2 - Question 10
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What is the purpose of cooking food before eating?
Detailed Solution for Test: Food: Our Basic Need- 2 - Question 10
Cooking food helps to kill harmful bacteria and pathogens that could cause illness. Proper cooking ensures that food is safe to eat and improves its digestibility.
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