Poultry Brooding – 50 MCQs Set 2

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 Poultry Brooding – 50 MCQs

1. The brooding period mainly refers to the first:

a) 7 days
b) 14 days
c) 21–28 days
d) 35 days
Answer: c

2. The best indicator of correct brooding temperature is:

a) Thermometer
b) Chick behavior
c) Litter color
d) Feed intake
Answer: b

3. Ideal floor temperature at chick placement:

a) 21°C
b) 25°C
c) 28–30°C
d) 35°C
Answer: c

4. The zone of thermal comfort for chicks is called:

a) Thermo-neutral zone
b) Comfort zone
c) Heat tolerance zone
d) Brooding ceiling
Answer: a

5. Heat stress in chicks begins when temperature crosses:

a) 30°C
b) 33°C
c) 35°C
d) 40°C
Answer: c

6. A “cold chick” will mostly show:

a) Open-mouth breathing
b) Spreading wings
c) Piling together
d) Drinking excess water
Answer: c

7. Brooder temperature is usually maintained by adjusting:

a) Feed quantity
b) Litter type
c) Heat source height
d) Ventilation fans
Answer: c

8. The humidity must be controlled mainly to avoid:

a) Feather shedding
b) Pasty vent
c) High water intake
d) Sunburn
Answer: b

9. Paper bedding is usually provided for:

a) Preventing ventilation
b) Better footing
c) Encouraging early feed intake
d) High heat retention
Answer: c

10. A chick's body temperature becomes stable at:

a) 24 hours
b) 3 days
c) 5 days
d) 10 days
Answer: c

11. A brooding ring should preferably be:

a) Round
b) Square
c) Rectangular
d) Hexagonal
Answer: a

12. The major cause of chick huddling in corners:

a) Bright light
b) Cold stress
c) Excess humidity
d) Low feed
Answer: b

13. Optimum brooding temperature reduction per week is:

a) 1°C
b) 2°C
c) 3°C
d) 6°C
Answer: c

14. Which system allows brooding without electricity?

a) Infrared brooder
b) Gas brooder
c) Charcoal/kerosene brooder
d) Heat plates
Answer: c

15. The brooder guard height is usually:

a) 20–30 cm
b) 40–50 cm
c) 1 metre
d) 2 metres
Answer: a

16. Wet litter in brooding most commonly causes:

a) Marek’s disease
b) Coccidiosis
c) Fowl cholera
d) Avian flu
Answer: b

17. Early chick mortality is highest during:

a) Day 1–3
b) Day 5–7
c) Day 10–14
d) Day 20–21
Answer: a

18. The first feed provided to chicks is:

a) Grower mash
b) Starter mash
c) Pre-starter feed
d) Scratch feed
Answer: c

19. Chick toe-pecking indicates:

a) Excess heat
b) Low light
c) Mineral deficiency
d) Stress due to crowding
Answer: d

20. Best disinfectant for brooder floor before placement:

a) Lime
b) Bleaching powder
c) Phenyl
d) Formalin spray
Answer: b

21. Floor brooding requires:

a) Elevated cages
b) Deep litter
c) Ventilated boxes
d) Small pens
Answer: b

22. The act of giving light for 24 hours initially is called:

a) Brooder lighting
b) Pre-lighting
c) Continuous lighting
d) Placement lighting
Answer: c

23. Brooding success is measured mainly by:

a) Weight gain
b) FCR
c) Mortality
d) All of these
Answer: d

24. Good ventilation should avoid:

a) Drafts
b) Fresh air
c) Natural light
d) Litter drying
Answer: a

25. Which is NOT a type of artificial brooder?

a) Gas brooder
b) Electrical hover
c) Infrared lamp
d) Broody hen
Answer: d

26. The first sign of dehydration in chicks:

a) Bright red comb
b) Dry legs
c) Dry shanks and sunken eyes
d) Scaly skin
Answer: c

27. Litter should be stirred regularly to:

a) Increase heat
b) Increase moisture
c) Reduce caking
d) Prevent light loss
Answer: c

28. Drafts are dangerous because they cause:

a) Overheating
b) Cold stress
c) Higher feed intake
d) More dust
Answer: b

29. The primary energy source in chicks during first week:

a) Fats
b) Carbohydrates
c) Protein
d) Stored yolk reserves
Answer: d

30. The brooding space per chick in the first week:

a) 0.1 sq ft
b) 0.25 sq ft
c) 0.5 sq ft
d) 1 sq ft
Answer: b

31. Ideal chick weight at 7 days (broiler):

a) 80–100 g
b) 120–150 g
c) 150–180 g
d) 180–220 g
Answer: c

32. The main purpose of grit in chicks:

a) Bone strength
b) Feather development
c) Digestion in gizzard
d) Heat regulation
Answer: c

33. Brooder lamps are generally:

a) Sodium lamps
b) Fluorescent lamps
c) Infrared lamps
d) Mercury lamps
Answer: c

34. “Piling” of chicks is mainly due to:

a) Uneven heat
b) Excess protein
c) Water shortage
d) No electricity
Answer: a

35. Which is closest to the ideal first week mortality?

a) 0.5%
b) 2%
c) 5%
d) 10%
Answer: a

36. The best brooding temperature for day-old chicks in °F:

a) 75°F
b) 85°F
c) 95°F
d) 105°F
Answer: c

37. “Chilling” leads to:

a) High mortality
b) High FCR
c) Stunted growth
d) All of these
Answer: d

38. Heat lamps should be tested:

a) 1 hour before arrival
b) 2 hours before arrival
c) 4–6 hours before arrival
d) After chick arrival
Answer: c

39. When chicks spread evenly around brooder, it indicates:

a) Cold stress
b) Heat stress
c) Ideal temperature
d) Low humidity
Answer: c

40. Chick paper is removed after:

a) 12 hours
b) 24 hours
c) 48–72 hours
d) 1 week
Answer: c

41. High ammonia smell indicates:

a) Dry litter
b) Good ventilation
c) Excessive wet litter
d) Vitamin deficiency
Answer: c

42. “Flip-over” disease in chicks occurs due to:

a) Vitamin E deficiency
b) Stress
c) Cold shock
d) Heart failure
Answer: d

43. Main cause of chick dehydration:

a) Hot litter
b) High salt intake
c) No proper drinkers
d) Poor brooding management
Answer: d

44. Greenish droppings indicate:

a) Liver problem
b) Starvation
c) High protein feed
d) Clean feed
Answer: b

45. The most important mineral during first week:

a) Ca
b) P
c) Mg
d) Na (Salt)
Answer: d

46. Chicks prefer drinking water at:

a) 5°C
b) 10–15°C
c) 25°C
d) 30°C
Answer: b

47. Red lamps are used because:

a) They look beautiful
b) Reduce picking and cannibalism
c) Promote sleep only
d) Give more heat
Answer: b

48. Best litter for moisture absorption:

a) Sand
b) Dry wood shavings
c) Mud
d) Dry leaves
Answer: b

49. Early feed restriction leads to:

a) Low growth
b) Weak immunity
c) Poor FCR
d) All of these
Answer: d

50. Brooding ends when chicks develop:

a) Full feathers
b) Semi-feathers
c) Tail feathers only
d) Red comb
Answer: a




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