Previous Years Based SSC GK (General Knowledge) MCQs

31. What is done to raise the dough while making bread?
[A] Alcohol is added
[B] Yeast is added
[C] Carbon dioxide is passed
[D] Air is passed

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32. How dehydration helps in the preservation of food?
[A] Growth of micro-organism is checked
[B] Nutrients are concentrated
[C] Surface of food stuffs becomes hard
[D] Chemical reactions stop in the absence of water

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33. Which of the followings should be avoided by the Heart patients?
[A] Proteins
[B] Fats
[C] Vitamins
[D] Carbohydrates

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34. Which among the followings is more required by the Growing children?
[A] Proteins
[B] Carbohydrates
[C] Vitamins
[D] All of these

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35. Why mothers feed the child with Vitamin A?
[A] To prevent rickets
[B] To prevent beriberi
[C] To prevent night blindness
[D] To prevent polio

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36. Conception generally takes place at which of the following times?
[A] Menses
[B] Before menses
[C] Immediately after menses
[D] Two weeks after menses

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37. In which of the following situations the Identical twins are born?
[A] Two sperms fertilise one ovum
[B] Two sperms fertilise two ovums simultaneously
[C] One sperm fertilises the ovum and zygote divides into two separate cells developing independently
[D] One sperm fertilises two ovums

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38. Rickets is caused due to the deficiency of which of the following vitamins?
[A] Vitamin A
[B] Vitamin D
[C] Vitamin C
[D] Low intake of proteins

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39. Why is it advisable not to draw current for many appliances from a single point?
[A] Current will decrease
[B] Current will increase
[C] Current and voltage both will increase
[D] Voltage will decrease whereas current will increase

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40. What is the function of a fuse wire?
[A] To prevent an unduly high electric current from passing through a circuit
[B] To increase the current supply
[C] To decrease the current supply
[D] To stabilise the voltage

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