Science Practice Test for grade 6 | Food and its Sources | Components of Food |

 Science Practice Test

Grade 6 [ 30 Marks ]

- Priyanka Chandratre

Portion - 1) Food and its Sources

                 2) Components of Food

                            

Q.1] Choose correct option. [ 4 Marks ] 

i) Ginger is a ___________________

a) root

b) fruit

c) stem

d) flower

ii) Deficiency of vitamin B12 causes _______________

a) skin diseases

b) anemia

c) pellagra

d) beriberi

iii) Cockroaches are _____________

a) omnivores

b) carnivores

c) herbivores

d) all of the above

iv) Iodine is essential for the _________________

a) formation of energy molecules

b) proper functioning of the nervous system

c) production of thyroid hormone

d) formation of hemoglobin

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Q.2] True or False? [ 4 Marks ]

i) The skin of fruits and vegetables are rich in vitamins, minerals and fibres.

ii) Marasmus disease caused by lack of proteins and carbohydrates in the diet.

iii) Eggs and meat are the good source of proteins.

iv) Bacteria and fungi are important for recycling of nutrients.

Q.3] Name the following. [ 4 Marks ]

i) The food component which require for children more than adults -

ii) The indigestible portion of plant food -

iii) An animal or plant that lives in or on a host -

iv) A tube - like structure in butterflies and mosquitoes -

Q.4] Match the following. [ 4 Marks ]

           ( A ) 

i) Vitamin D deficiency

ii) Iron 

iii) Scavenger

iv) Spices

          ( B )

a) Fish, milk, eggs

b) red meat, pulses, chickpeas

c) Scurvy

d) Rickets

e) Crow

f) Bear

g) Coffee

h) Saffron

Q.5] Give reason. [ 3 Marks ] 

i) Cooked food is better than raw food.

ii) Fat - rich foods should be avoided. 

iii) Roughage is an important part of our diet.

Q.6] Answer in short. [ 5 marks ] 

i) What are minerals? Write about two minerals and their sources.

ii) Define mastication.

iii) What are scavengers? Give examples.

iv) What is the role of water in our diet?

v) Define balanced diet.

Q.7] Answer in detail. [ 6 Marks ]

i) Define food chain with the help of an example.

ii) Differentiate between carbohydrates and proteins.

iii) What are deficiency diseases? Explain about two deficiency diseases.