Previous Years Based SSC GK (General Knowledge) MCQs

21. At which of the following stages the sex of the offspring is determined?
[A] The conception takes place
[B] The sperm fertilises the ovum
[C] The embryo is partially developed
[D] The end of gestation period is near

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22. Why camphor disappears when kept on a plate?
[A] It sublimes
[B] It reacts with the metal of the container
[C] it reacts with the gases of the air
[D] None of the above

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23. Which organ is associated with the production of insulin in the human body?
[A] Pancreas
[B] Liver
[C] Kidney
[D] Heart

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24. Why does man weigh more at the poles than at the equator?
[A] Because there is no atmosphere at the poles
[B] Because gravitational pull is more at the poles
[C] Because gravitational pull is less at the poles
[D] None of the above

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25. Which of the followings causes Dysentery and Influenza?
[A] Bacteria
[B] Viruses
[C] Bacteria and Viruses respectively
[D] Viruses and Bacteria respectively

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26. A person with which blood group will be a universal donor?
[A] A
[B] B
[C] O
[D] AB

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27. Which of the followings is commonly found in the acids?
[A] Oxygen
[B] Hydrogen
[C] Sulphur
[D] Nitrogen

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28. Which of the following statements is true?
[A] Both salinity and density of sea increase with depth
[B] Both salinity and density of sea decrease with depth
[C] Salinity increases but density of sea decreases with depth
[D] Salinity decreases but density of sea increases with depth

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29. Why the countries are scared to import fruits?
[A] Because they become rotten easily and spread diseases
[B] Because they are not easily adjustable to new climate
[C] Because insects carried through fruits are dangerous
[D] All of the above

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30. How the body temperature is maintained?
[A] Due to temperature regulating mechanism located in the base of the brain
[B] Due to excessive intake of water
[C] Due to regular intake of foods
[D] Due to the constant flow of blood in the capillaries

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