Class 4 Exam > Class 4 Notes > Science for Class 4 > Worksheet: Food: Our Basic Need - 1
Class 4 Science - Food Our Basic Need - CBSE Worksheets - 1
Q1: Multiple Choice Questions (MCQs).
(i) Which of these are energy-giving nutrients?
(a) Vitamins and minerals
(b) Carbohydrates and fats
(c) Proteins and fats
(d) Vitamins and carbohydrates
(ii) Which of these nutrients is very important but required only in very small quantities?
(a) Proteins
(b) Carbohydrates
(c) Water
(d) Fats
(iii) Which of the following is not good for our body?
(a) Junk food
(b) Carbohydrates
(c) Proteins
(d) Balanced diet
(iv) Which nutrient helps your body make new cells for growth?
(a) Proteins
(b) Carbohydrates
(c) Vitamins
(d) Fats
(v) Which of these are known as protective foods?
(a) Vitamins
(b) Carbohydrates
(c) Proteins
(d) Fats
(vi) Which of the following in a way to preserve food?
(a) Canning
(b) Frying
(c) Pickling
(d) Baking
Q2: True or False.
(i) The fibre or roughage in our diet is not digested and does not provide nourishment.
(ii) Water is essential for all bodily functions and for life.
(iii) Vitamin D is essential to build strong bones and teeth.
(iv) Water also helps in digestion, and the elimination of waste.
(v) Food in submerged in oil in boiling.
Q3: Fill in the blanks.
(i) The food that keeps the body warm _______
(ii) This makes up more than half of our body weight _______
(iii) Component of food that helps to get rid of undigested food _______
(iv) Food adversely affects kidney, liver and other vital organs _______
(v) Diet that has all the necessary nutrients _______
Q4: Match the following.
Q5: Which nutrient am I?
Q5: Which nutrient am I?(i) I help you to grow and repair damaged parts of your body.
(ii) I keep you warm.
(iii) I help in the smooth excretion of waste from the body.
(iv) If you need quick energy, I am the one you need.
(v) My name starts with V and cure some diseases.
(vi) I am not a nutrient but I make up more than half of your body weight.
Q6: Answer the following questions in brief.
(i) Why do we need food?
(ii) How does it help to include sufficient roughage in the diet?
(iii) How is freezing different than the drying in preserving food?
(iv) What is the difference between energy provided by carbohydrates and fats?
(v) What makes a balanced diet?
Q7: Answer the following questions in detail.
(i) What are the precautions we should take while cooking food?
(ii) What are the different nutrients we get from food? Mention their functions and sources.
You can find Worksheets Solutions here: Worksheet Solutions: Food: Our Basic Need - 1
The document Class 4 Science - Food Our Basic Need - CBSE Worksheets - 1 is a part of the Class 4 Course Science for Class 4.
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FAQs on Class 4 Science - Food Our Basic Need - CBSE Worksheets - 1
| 1. What is the importance of food as our basic need? |  |
Ans. Food is our basic need as it provides us with the essential nutrients, energy, and sustenance required for our body to function properly. It helps in maintaining good health, growth, and development. Without adequate food, our bodies become weak and are more prone to diseases and infections.
| 2. What are the different types of nutrients present in our food? | |
Ans. Our food consists of various types of nutrients, including carbohydrates, proteins, fats, vitamins, and minerals. Carbohydrates provide energy, proteins help in growth and repair of body tissues, fats provide energy and insulation, vitamins and minerals are required for the proper functioning of our body systems.
| 3. How can we ensure that our food is safe and healthy to consume? | |
Ans. To ensure that our food is safe and healthy to consume, we can follow these measures:
- Wash fruits and vegetables thoroughly before consuming.
- Cook food at the right temperature to kill harmful bacteria and parasites.
- Store food properly to prevent contamination.
- Avoid consuming expired or stale food.
- Maintain proper hygiene and cleanliness while handling and preparing food.
| 4. What are the consequences of not having enough food? | |
Ans. Not having enough food can lead to various consequences, such as:
- Malnutrition: Lack of essential nutrients can cause deficiencies and affect overall health.
- Weak immune system: Inadequate food intake weakens the immune system, making the body more susceptible to infections and diseases.
- Stunted growth: Insufficient food can hinder proper growth and development in children.
- Lack of energy: Without enough food, the body lacks energy to perform daily activities, leading to fatigue and weakness.
| 5. How can we ensure food security for all? | |
Ans. Food security for all can be ensured through various measures, including:
- Promoting sustainable farming practices to increase food production.
- Implementing policies that focus on reducing food waste and loss.
- Providing access to affordable and nutritious food for everyone.
- Supporting small-scale farmers and empowering them economically.
- Investing in agricultural research and innovation to improve crop yields and food production efficiency.
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