General Science - Biology

1. Which of the following correctly defines “Mother-of-pearl”?
[A] An oyster which yields the pearl
[B] A special large sized pearl found in Japan
[C] A hard iridescent substance forming the inner layer of certain shells
[D] Female individuals of certain species of shelled mollusk

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2. Which of the following statements is incorrect about the Lysosome?
[A] It is a membrane-bound organelle found in plant as well as animal cells
[B] It is also called the suicidal bag of the cell
[C] It helps in the synthesis of protein
[D] It acts as a dispatch station of protein products received from the endoplasmic reticulum (ER)

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3. Which of the following is not present in animal cells?
[A] Cell walls
[B] Mitochondria
[C] Ribosomes
[D] Cytoplasm

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4. Which of the following protects the body against infectious disease and foreign invaders?
[A] Leukocytes
[B] Red blood cells
[C] Endoplasmic reticulum (ER)
[D] Golgi apparatus

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5. Hemoglobin in humans has the highest affinity for which of the following gases?
[A] Methane
[B] Carbon Monoxide
[C] Nitrous oxide
[D] Carbon dioxide

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6. Which of the following is not a part of the digestive system?
[A] Small Intestine
[B] Rectum
[C] Pharynx
[D] Spleen

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7. Which of the following is not a correct statement?
[A] One liter of cold air will be heavier than one liter of hot air
[B] Bats are blind but can fly in the dark because of echolocation
[C] In human body, Liver stores glucose as glycogen
[D] Foot and mouth disease of cattle is a viral disease

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8. What is the core objective of World Bank supported STRIVE project in India?
[A] Elimination of Malaria
[B] Elimination of HIV/ AIDS
[C] Skill Development
[D] Rural Infrastructure Development

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9. Presence of which among the following salts in water causes “Blue Baby Syndrome”?
[A] Sulphates
[B] Chlorides
[C] Carbonates
[D] Nitrates

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10. In which of the following plants, you can find Leghemoglobin?
[A] Wheat
[B] Soyabean
[C] Potato
[D] Brinjal

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