A. Tick the correct options:
1. Which one is a source of fat?
(a) soya bean oil √ (b) apple
(c wheat (d) none of these
2. For protein test, we add solution along with caustic soda solution
(a) copper sulphate √ (b) magnesium sulphate
(c) calcium sulphate (d) iodine
3. Which of the following food items shows a positive starch test?
(a) butter (b) egg
(c) rice√ (d) oil
4. Obesity is due to excessive intake of
(a) proteins (b)fats√
(c) minerals (d) vitamins
5 Spongy and bleeding gums are symptoms of
(a) beriberi (b)scurvy√
(c) rickets (d) night blindness
6. Which vitamin is essential for proper vision in darkness?
(a) vitamin D (b) vitamin A √
(c) vitamin C (d) vitamin B
B. Fill in the blanks:
1. Carbohydrates and fats provide us energy.
2. Carrot is a rich source of vitamin A
3. Beriberi is caused due to deficiency of vitamin B..
4. The diet that contains all components of food in the required proportion is called
5. Deficiency of vitamin D causes a disease known as Rickets.
C. Match the following:
Column A Ans Column B
1. Fluorine (d) (a) beriberi
2. Iron (e) (b) rickets
3. Vitamin B, (a) (C) kwashiorkor
4. Protein deficiency (c) (d) dental caries
5. Vitamin D (b) (e) anaemia
D. Very Short Answer Questions
1. Name two food items that are rich in (a) phosphorus (b) calcium.
Ans. (a) Meat, Fish (b) Milk, leafy vegetable
2. Name two sources of roughage.
Ans. Wheat, bean, pea
3. Which mineral is essential for the formation of bones and teeth?
4. Which component of food plays an important role in transporting substances and
nutrients in our body?
5 Name one disease from which obese people may suffer.
Ans. Heart attack
6. Name one source of iodine.
Ans. Salt, water
E. Short Answer Questions:
1. Give two cooking practices that lead to the loss of nutrients in food materials
Ans. two cooking practices that lead to the loss of nutrients in food materials are
(i) Washing fruit and vegetable after cutting and peeling
(ii) Cooking food in too much water
2. Name the disease caused by the deficiency of dietary lodine and give its symptoms.
Ans. Goitre is caused by the deficiency of dietary iodine.
Neck became swollen. Slow physical and mental growth.
3. How do we get most of the water needed by our body?
Ans. we get most of the water needed by our body by drinking 6-8 glass of water a day
and eating fruits and vegetables.
4. Differentiate between the two types of carbohydrates found in food.
Ans. Sugar and starch are two type of carbohydrates present in our body. Sugar provide
instant energy to our body whereas Starch provide energy slower than Sugar.
5. Why is roughage important for us?
Ans. (i) It prevent constipation, (ii) It reduces the risk of heart attack and bowel cancer.
F. Long Answer Questions:
1. What is marasmus? What are the symptoms of marasmus?
Ans. Marasmus is a deficiency disease caused by lack of protein, Carbohydrate and fat in
diet. Children suffering from marasmus have loose folds of skin all over body.
2. What are deficiency diseases? Name three deficiency diseases and also write their
causes and symptoms.
Ans. Diseases caused by lack of balanced diet in food are called deficiency diseases.
HOTS (Higher Order Thinking Skills) Questions:
1. Mrs Sharma suggested her maid to wash the vegetables before chopping and not after chopping .Does it make a difference? Comment
Ans. Yes, washing fruit and vegetable after chopping loose some vitamin and minerals.
2. Radhika likes to carry bread and jam every day in her lunch. Is this justified? Comment
Ans. No, bread and jam are rich source of carbohydrates. There will be lack of balanced died in food and Radhika may suffer from deficiency disease.
For more detail study visit Components of food class06
Ponder over it: In our India to increase in food grain production Dr M. S. Swaminathan started green revolution In 1963. In agriculture high-yielding wheat seeds were introduced in India. Also, modern farming methods began to be used at large scale in India. So He is known as the 'Father of the Green Revolution in India.
Choose the correct option
2. The ________is an edible part of potato plant
(a) leaf (b) root (c) sternÖ (d) fruit
3 We can sprout seeds in __________
(a) rocks (b) waterÖ (c) oil (d) none of these
4. The sprouted seeds contain more
(a) carbohydrates (b) fats (c) vitamins Ö (d) water
5. The edible part of the apple plant is ___
(a) leaf (b) root (c)Stem (d) fruit Ö
6. we eat root of _______
(a) mustard (b) rajma (c) chili (d) radishÖ
7. The colour of the structures grown out from the sprouted seeds is
(a) black (b) whiteÖ (c) red (d) green
Fill in the blanks:
1. We get sugar from _Sugarcane________
2. We get milk from __Cow ____ and ___buffalo______.
3. Honeybees store honey in their ___ honey stomach _________.
4. _Rice __ and ___water___are two ingredients of boiled rice.
5. Animals that eat both plant products and flesh of other animals are called
6. Bacteria and fungi are called ____ decompose ____.
7. We should not ___waste_ food in any way.
8. Honeybees are kept in __ beehive ___ for rearing.
Very Short Answer Questions:
1. What are the animals that eat only plants and plant products called?
2. Name four food items we get from animals.
Ans: Egg, Meat, milk, Ghee
3. Name two edible stems.
Ans: Potato , sugarcane
4. What are the materials needed to prepare food items called?
5. What is the rearing of honeybees on a large scale called?
6. Name two plants whose flowers are eaten as vegetable.
Ans: Cauliflower, Braccoli
Short Answer Questions:
1. Why do we need food?
Ans: We need food
(i) to get energy
(ii) grow and replace worn out cell
(iii) protect body from diseases
2. What are edible parts? Give name of one.
Ans: Part of plants that are eaten by humans is called edible parts. Wheat, pea and rice
are plant whose edible part is seed
3. Honeybees work hard to collect nectar from flowers.
(a) Where is this nectar stored? (b) What value do you learn from honeybees?
Ans (a) bee hive (bee stomach) (b) Hard work is key of success.
4. How can food problem be solved? Give two ways.
Ans: Food problems be solved by (i) Avoid wastage of food (ii) Using modern technology
and best practices in agriculture
5. How are scavengers and decomposers useful to us ?
Ans: scavengers and decomposers feed on dead plants and animal. In this way they
decompose waste and keep our environment clean and enrich nutrients in soil.
6. What Is food chain? Give one example.
Ans: One who eats what in the environment is called food chain. Eg. Grass -> Zebra-
F. Long Answer questions:
1. How will you sprout seeds?
Ans: At first wash the seeds in water, drain the water. Keep seeds in bowl and cover it
with a wet cloth and leave them for another day. The next day, you will see the seeds have sprouted.
2. Distinguish between (a) herbivores and carnivores (b) scavengers and decomposers
Ans: (a) Animals which eat only plants or plant products are called herbivores eg cow,
goat. Animals which eat flesh of other animals are called carnivores eg lion, Tiger.
(b) An animal that feeds on dead organisms or by hunting live prey is called scavengers.
Eg. Vultures, hyenas, and wolves . They help break down or reduce organic material into
smaller pieces. These smaller pieces are then eaten by other organism called
decomposers eg, earthworm, fungi, bacteria.
HOTS (Higher Order Thinking Skills) questions:
1.Your mother makes food In the kitchen. Is she a 'producer'? Why/Why not?
Ans: No. My mother is not a producer as she uses ingredients obtain from plants
Solve the following crossword puzzle:
1. animals that eat both plants and flesh of other animals
2. Rearing of honeybees on a large scale is called
3. the materials needed to prepare food items
4. a tasty and nutritious food item we get from honeybees
5. the parts of the plant which can be eaten are called parts
Ans: edible part
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