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Olympiad (Class 4) Human Needs — practice questions

Explore 51 free Human Needs questions in Olympiad (Class 4) Science. Open each question or exercise to read its content, reference answers and available explanation.

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Human Needs questions and exercises with answers

Showing questions 1–30 of 51.

Which three things are the traditional basic needs of people?Read the answer and worked solution →Which of these is a need and not just a want?Read the answer and worked solution →In very cold places, why do people wear thick clothes?Read the answer and worked solution →Which part of a house stops rain from coming in from above?Read the answer and worked solution →What is the job of a lock on the door of a house?Read the answer and worked solution →What is a group of family members living together in one house called?Read the answer and worked solution →A shelter protects people from what?Read the answer and worked solution →What did early people make their clothes from?Read the answer and worked solution →A farmer wears a long-sleeved shirt in strong sun. What does it help prevent?Read the answer and worked solution →Which of these is a natural shelter?Read the answer and worked solution →In which room of a house is food usually cooked?Read the answer and worked solution →A gardener keeps spades and hoes in a small building. What is it called?Read the answer and worked solution →What do we call water that is safe to drink?Read the answer and worked solution →Which of these is a safe source of drinking water if it is treated?Read the answer and worked solution →You are not sure if your water is clean. What can you do at home to make it safer?Read the answer and worked solution →Which illness can spread through dirty drinking water?Read the answer and worked solution →Which one is the most widely used way to disinfect water supplies?Read the answer and worked solution →Which free energy source can clean water cheaply without burning firewood?Read the answer and worked solution →Who needs the most drinking water in a day?Read the answer and worked solution →Which foods give the body vitamins and fibre?Read the answer and worked solution →At least how many grams of fruits and vegetables should a person eat each day, as the World Health Organization advises?Read the answer and worked solution →Which thing should be added to common salt to keep us healthy?Read the answer and worked solution →Which of these does NOT give the body energy?Read the answer and worked solution →Lentils (dal) and beans belong to which food group?Read the answer and worked solution →Which needs are at the bottom of the needs pyramid?Read the answer and worked solution →Which of these is part of many modern lists of basic needs?Read the answer and worked solution →Which of these is also a need of the body, like food and water?Read the answer and worked solution →Which basic need can a person live without for only a few minutes?Read the answer and worked solution →Why do firefighters and builders wear helmets and special suits?Read the answer and worked solution →The oldest known woven clothing, over 5000 years old, was made of which cloth?Read the answer and worked solution →

Worked practice questions

Which three things are the traditional basic needs of people?

  1. Food, shelter and clothing
  2. Toys, games and books
  3. Cars, phones and radios
  4. Gold, silver and jewels
Show answer and solution

Correct answer: A. Food, shelter and clothing

People cannot stay healthy without something to eat and drink, a place to live and clothes to wear.

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Which of these is a need and not just a want?

  1. A new video game
  2. Clean water to drink
  3. A fancy toy car
  4. A box of sweets
Show answer and solution

Correct answer: B. Clean water to drink

Water is a body need, like air, food and sleep, while games, toys and sweets are only wants.

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In very cold places, why do people wear thick clothes?

  1. To look bright
  2. To make noise
  3. To keep warm
  4. To hold water
Show answer and solution

Correct answer: C. To keep warm

Thick clothes trap the warmth of the body so it does not escape into the cold air.

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