Major Competitive Exams

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Q. Which carbohydrate is commonly used as a sweetener?
  • A. Lactose
  • B. Maltose
  • C. Fructose
  • D. Cellulose
Q. Which carbohydrate is found in milk?
  • A. Lactose
  • B. Maltose
  • C. Glucose
  • D. Fructose
Q. Which carbohydrate is found in the structure of DNA?
  • A. Glucose
  • B. Ribose
  • C. Fructose
  • D. Mannose
Q. Which carbohydrate is known as blood sugar?
  • A. Galactose
  • B. Fructose
  • C. Glucose
  • D. Ribose
Q. Which carbohydrate is primarily stored in animal liver and muscle?
  • A. Cellulose
  • B. Starch
  • C. Glycogen
  • D. Fructose
Q. Which carboxylic acid has the highest boiling point?
  • A. Formic acid
  • B. Acetic acid
  • C. Propanoic acid
  • D. Butanoic acid
Q. Which carboxylic acid is commonly known as 'butyric acid'?
  • A. C3H6O2
  • B. C4H8O2
  • C. C5H10O2
  • D. C2H4O2
Q. Which carboxylic acid is commonly known as formic acid?
  • A. Methanoic acid
  • B. Ethanoic acid
  • C. Propanoic acid
  • D. Butanoic acid
Q. Which carboxylic acid is commonly known as vinegar?
  • A. Formic acid
  • B. Acetic acid
  • C. Citric acid
  • D. Lactic acid
Q. Which carboxylic acid is found in citrus fruits? (2023)
  • A. Acetic acid
  • B. Citric acid
  • C. Lactic acid
  • D. Formic acid
Q. Which carboxylic acid is found in vinegar?
  • A. Citric acid
  • B. Acetic acid
  • C. Lactic acid
  • D. Formic acid
Q. Which carboxylic acid is known for its role in the Krebs cycle? (2019)
  • A. Citric acid
  • B. Acetic acid
  • C. Lactic acid
  • D. Formic acid
Q. Which carboxylic acid is known for its use in the food industry as a preservative? (2023)
  • A. Citric acid
  • B. Acetic acid
  • C. Lactic acid
  • D. Formic acid
Q. Which carboxylic acid is known for its use in the production of biodiesel? (2023)
  • A. Palmitic acid
  • B. Stearic acid
  • C. Oleic acid
  • D. Linoleic acid
Q. Which carboxylic acid is known for its use in the production of nylon? (2019)
  • A. Adipic acid
  • B. Citric acid
  • C. Lactic acid
  • D. Acetic acid
Q. Which carboxylic acid is responsible for the sour taste in citrus fruits? (2020)
  • A. Citric acid
  • B. Acetic acid
  • C. Lactic acid
  • D. Formic acid
Q. Which carboxylic acid is responsible for the sour taste in sour milk? (2020)
  • A. Lactic acid
  • B. Acetic acid
  • C. Citric acid
  • D. Formic acid
Q. Which carboxylic acid is used in the production of nylon? (2023)
  • A. Hexanoic acid
  • B. Adipic acid
  • C. Citric acid
  • D. Acetic acid
Q. Which category had the most significant sales drop according to the bar graph?
  • A. Electronics
  • B. Clothing
  • C. Groceries
  • D. Furniture
Q. Which category in the bar graph had sales that were consistently higher than the others throughout the year?
  • A. Clothing
  • B. Footwear
  • C. Accessories
  • D. Jewelry
Q. Which category in the bar graph had sales that were double that of the lowest category?
  • A. Toys
  • B. Clothing
  • C. Electronics
  • D. Furniture
Q. Which checkpoint in the cell cycle ensures that DNA is not damaged before replication? (2023)
  • A. G1 checkpoint
  • B. G2 checkpoint
  • C. M checkpoint
  • D. S checkpoint
Q. Which chemical compound is primarily responsible for ozone depletion?
  • A. CFCs
  • B. CO2
  • C. SO2
  • D. NOx
Q. Which chemical is commonly found in household bleach?
  • A. Hydrogen peroxide
  • B. Sodium hypochlorite
  • C. Ammonium hydroxide
  • D. Calcium hypochlorite
Q. Which chemical is commonly used as a food preservative?
  • A. Sodium chloride
  • B. Sodium benzoate
  • C. Vinegar
  • D. Sugar
Q. Which chemical is commonly used to treat drinking water?
  • A. Chlorine
  • B. Fluoride
  • C. Sodium bicarbonate
  • D. Sulfuric acid
Q. Which chemical is primarily responsible for ozone depletion?
  • A. Carbon Dioxide
  • B. Chlorofluorocarbons (CFCs)
  • C. Methane
  • D. Sulfur Dioxide
Q. Which chemical is primarily responsible for the depletion of the ozone layer?
  • A. Carbon Dioxide
  • B. Chlorofluorocarbons (CFCs)
  • C. Methane
  • D. Sulfur Dioxide
Q. Which class of animals is characterized by having scales and laying eggs on land? (2022)
  • A. Amphibia
  • B. Reptilia
  • C. Aves
  • D. Mammalia
Q. Which class of animals is characterized by the presence of scales? (2023)
  • A. Amphibia
  • B. Reptilia
  • C. Aves
  • D. Mammalia
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