General Science Questions (MCQs) for Competitive Examinations

General Science Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations. These questions are part of GKToday’s 35000+ MCQs Bank Course in GKToday Android App

31. An ant can see the objects all around it due to the presence of ____:
[A] Simple Eyes
[B] Well-developed eyes
[C] Compound eyes
[D] Eyes over the head

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32. Increased RBCs in the blood leads to a condition called ____:
[A] Anemia
[B] Haemophilia
[C] Leukaemia
[D] Polycythemia

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33. Which of the following is true with reference to blood platelets?
[A] They have prominent nuclei
[B] They are involved in phagocytosis
[C] They have a pigment called haemoglobin
[D] They are also called thrombocytes

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34. Scientific study of birds is known as ____:
[A] Malacology
[B] Limnology
[C] Herpetology
[D] Ornithology

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35. Bariatric surgery change in ___ of a person:
[A] Heart
[B] Lungs
[C] Nasal passage
[D] Digestive system

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36. Mechanism preventing interbreeding is called ____:
[A] Isolation
[B] Adaptation
[C] Reproduction
[D] Recombination

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37. Which among the following carries impure blood to human heart?
[A] Pulmonary arteries
[B] Pulmonary vein
[C] Vena Cava
[D] Aorta

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38. Which of the following is present in a chromosome?
[A] RNA and amino acid
[B] DNA and protein
[C] DNA and lipid
[D] RNA and sugar

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39. A plant with 30 cm or more circumference from human chest height is identified as _____:
[A] Herb
[B] Shrub
[C] Tree
[D] Medicinal herbs

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40. An insect is an organism having _____:
[A] Three pairs of legs
[B] Four pairs of legs
[C] Head, thorax and abdomen
[D] Pair of wings and antenna

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