CBSE Class 5 EVS Producing Food Worksheet

CLASS V

REVISION WORKSHEET

TOPICS A) PRODUCING FOOD, B) BLOW HOT AND BLOW COLD

Tick the correct answer:-

Q1. Ploughing in big fields is done by –car, tractor, harvester or plougher.

Q2. This process helps in the growth of micro-organisms and worms in the soilthreshing, weeding, transplantation, ploughing.

Q3. What is not true about leveling
i) helps in distributing water uniformally
ii) prevents soil erosion
iii) retard the growth of crops
iv) press the loosened top soil

Q4. The disadvantage of scattering of seeds by hand is
i) seeds fall in clusters at one place
ii) seeds do not get right depth
iii) birds pick them up
iv) all the above

Q5. Transplantation is done in the following plants
i) tomatoes , chillies and rice
ii) wheat, cauliflower and lady finger
iii) tomatoes , maize and wheat
iv) chillies, corn and potatoes

Q6. Manure is made of –
a) chemicals
b) garbage
c) dung of farm animals
d) antibiotics

Q7. Cutting of mature crops is called –
a) threshing
b) irrigation
c) weeding
d) harvesting

Q8. Winnowing is done by the help of –
a) water
b) sunlight
c) wind
d) animals

Q9. Granaries or silos are used for protecting grains from
a) moisture
b) rats and insects
c) birds
d) all the above

Q10. Which one of the following is not a harvest festival
a) Bihu
b) Diwali
c) Onam
d) Pongal

Q11. Hiccups are caused by the rapid movement of the following organ
a) heart
b) lungs
c) windpipe
d) diaphragm

Q12. Lungs and heart are protected by –
a) ribcage
b) skull
c) spine
d) chest muscles

Q13. Sheet of muscles below the lungs is called
a) diaphragm
b) bronchi
c) trachea
d) wind pipe

Q14. The air that we breathe out contains
a) oxygen and water
b) CO and water
c) CO and nitrogen
d) Oxygen and CO

Q15. What doesn’t happen when we breathe out
a) the ribcage moves inwards
b) chest expands
c) diaphragm flattens out
d) air goes into the lungs

Q16. Which of the following statements is true
a) Physical exercise      more energy      more oxygen     breaths faster
b) Physical exercise      no energy          more CO           breathe faster
c) Physical exercise      more energy      more CO           breathe slowly
d) Physical exercise      no energy          no air                breathe rapidly

Q17. Which statement is not about breathing
a) We breathe in oxygen
b) We breathe out water vapour
c) We breathe in dust and germs when we breathing through our mouth
d) We breathe out unwanted oxygen

Q18. The presence of our breath helps in cooling the hot soup and milk
a) ice
b) cool air
c) water vapour
d) mist

Q19. Opening in our nose are called
a) nasal passage
b) nostrils
c) bronchi
d) windpipe

Q20. they trap the dust when we breathe in
a) filters
b) hair
c) mucous
d) 2 and 3 both