WORKSHEET FOR CLASS 4 - EVS (Food, Using things again and again)
USING THINGS AGAIN AND AGAIN
The nutrient that has starch in it is
a)Carbohydrates b)Proteins c)Vitamins d)Fats
2. Which of the following will decay at the earliest?
a)Newspaper b)Aluminium can c)Food waste d)Cotton bag.
3. The vitamin produced when the skin is exposed to sunlight is
a)Vitamin A b)Vitamin C c)Vitamin D d)Vitamin B
4. The essential mineral needed to form blood is
a)Sodium b)Common salt c)Iron d)None of these
5. Athletes need more ______ rich food for body building and repair.
6. Milk contains vitamin ________
7. The mineral needed for strong bones and teeth is iron - TRUE/FALSE.
8. Styrofoam is non biodegradable - TRUE/FALSE.
9. CIRCLE THE ODD ONE OUT AND GIVE REASON – meat, chicken, chips, fish.
10. CIRCLE THE ODD ONE OUT AND GIVE REASON – wooden scale, mirror, metal key, plastic mug
CIRCLE THE NON-BIODEGRABLAE SUBSTANCES
11. Fruit peels, broken glass
12. Tooth brushes, dry leaves
13. Jute rope, bamboo basket
14. Broken metal toy, plastic comb
15. The vitamin that helps in healing wounds
16. The component of plant food that helps in removal of waste after digestion.
17. The energy given by food is measured using this unit.
18. A trained person who plans special diet for athletes and sick people
19. An example for a biodegradable packing material.
20. Presence of undesirable substances that harm the environment.
21. GIVE REASON – We should drink sufficient amount of water everyday.
22. GIVE REASON – We should not burn polythene bags.
23. A) Why is Vitamin B important to our body?
B) Name the nutrient present in butter and Soyabean.
24. What should we do before consuming fruits and vegetables? Why?
25. Explain the term ’Balanced diet’
26. What would you observe when a drop of iodine is added to
What do you infer from the observations?
27. How can you reuse the following?
c) Mention the other 2 R’s that we should practice for a clean environment.
28. ORGANIC WASTES IN A PIT
a) What happens to the substances in the pit?
b) What value do you infer from this process?
READ THE PASSAGE AND ANSWER THE FOLLOWING
Vitamins help our body to function properly. They are of different types. Vitamin A,B,C,D,E,K. Vitamin E helps our body to maintain healthy skin and eyes. It also protects us from illness and infections. It is found in vegetable oils like sunflower and wheat germ, in cereals, meat, fish and fruits. Low level of vitamin E can cause nerves and muscle weakness resulting in loss of sensation in arms and legs, vision problems and weak immune system.
GLOSSARY - Immune system - the body system that fights infections and other diseases
a) Mention any two sources of Vitamin E.
b) What happens when Vitamin E is low in our body?
c) Suggest a way to improve our immune system.
30. a) Draw and name any two food items rich in Vitamin A
b) What happens when we take excess of fat in our diet
