Chemistry Syllabus (JEE Main)

Q. Which biomolecule is primarily responsible for energy storage in animals?
  • A. Proteins
  • B. Carbohydrates
  • C. Lipids
  • D. Nucleic acids
Q. Which biomolecule is primarily responsible for storing genetic information?
  • A. Proteins
  • B. Lipids
  • C. Carbohydrates
  • D. Nucleic acids
Q. Which biomolecule is primarily responsible for the genetic information in cells?
  • A. Proteins
  • B. Lipids
  • C. Nucleic acids
  • D. Carbohydrates
Q. Which biomolecule is primarily responsible for the storage of genetic information?
  • A. Proteins
  • B. Lipids
  • C. Nucleic acids
  • D. Carbohydrates
Q. Which biomolecule is used for energy storage in animals?
  • A. Glycogen
  • B. Cellulose
  • C. Starch
  • D. Chitin
Q. Which biomolecule is used for quick energy?
  • A. Proteins
  • B. Lipids
  • C. Carbohydrates
  • D. Nucleic acids
Q. Which biomolecule serves as the main component of cell membranes?
  • A. Proteins
  • B. Carbohydrates
  • C. Nucleic acids
  • D. Phospholipids
Q. Which bond is primarily responsible for the secondary structure of proteins?
  • A. Ionic bonds
  • B. Hydrogen bonds
  • C. Disulfide bonds
  • D. Peptide bonds
Q. Which carbohydrate is a structural component of plant cell walls?
  • A. Starch
  • B. Glycogen
  • C. Cellulose
  • D. Fructose
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 chemical compound is primarily responsible for ozone depletion?
  • A. CFCs
  • B. CO2
  • C. SO2
  • D. NOx
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 colligative property can be used to determine the molar mass of a solute?
  • A. Vapor pressure lowering
  • B. Boiling point elevation
  • C. Freezing point depression
  • D. All of the above
Q. Which colligative property is affected by the presence of electrolytes?
  • A. Vapor pressure lowering
  • B. Boiling point elevation
  • C. Freezing point depression
  • D. All of the above
Q. Which colligative property is used to determine molar mass of a solute?
  • A. Boiling point elevation
  • B. Freezing point depression
  • C. Osmotic pressure
  • D. All of the above
Q. Which colligative property is used to determine the molar mass of a solute?
  • A. Boiling point elevation
  • B. Freezing point depression
  • C. Osmotic pressure
  • D. All of the above
Q. Which compound can exhibit both structural and geometric isomerism?
  • A. C2H4
  • B. C4H8
  • C. C5H10
  • D. C3H6
Q. Which compound does NOT exhibit optical isomerism?
  • A. Lactic acid
  • B. Glucose
  • C. 2-butanol
  • D. Butan-2-one
Q. Which compound is commonly used as a preservative in food?
  • A. Sodium chloride
  • B. Sodium benzoate
  • C. Potassium nitrate
  • D. Calcium carbonate
Q. Which element has the electronic configuration 1s2 2s2 2p6 3s2 3p1?
  • A. Al
  • B. Si
  • C. P
  • D. Cl
Q. Which element has the electronic configuration 1s2 2s2 2p6 3s2 3p6 4s2?
  • A. Arsenic
  • B. Calcium
  • C. Krypton
  • D. Titanium
Q. Which enzyme breaks down starch into glucose?
  • A. Amylase
  • B. Lactase
  • C. Sucrase
  • D. Cellulase
Q. Which enzyme is responsible for the hydrolysis of starch?
  • A. Amylase
  • B. Cellulase
  • C. Lactase
  • D. Maltase
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