Major Competitive Exams

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Q. Which of the following processes is characterized by constant pressure?
  • A. Isothermal
  • B. Isochoric
  • C. Isobaric
  • D. Adiabatic
Q. Which of the following processes is directly influenced by auxins? (2021)
  • A. Phototropism
  • B. Photosynthesis
  • C. Respiration
  • D. Transpiration
Q. Which of the following processes is endothermic and results in an increase in entropy?
  • A. Dissolving salt in water
  • B. Combustion of methane
  • C. Condensation of steam
  • D. Freezing of water
Q. Which of the following processes is endothermic?
  • A. Combustion of fuels
  • B. Dissolving ammonium nitrate in water
  • C. Respiration
  • D. Condensation of steam
Q. Which of the following processes is exothermic?
  • A. Melting of ice
  • B. Dissolving ammonium nitrate in water
  • C. Combustion of methane
  • D. Evaporation of water
Q. Which of the following processes is expected to have the largest increase in entropy?
  • A. Dissolving salt in water
  • B. Melting ice
  • C. Boiling water
  • D. Sublimation of solid iodine
Q. Which of the following processes is expected to have the largest positive change in entropy?
  • A. Dissolving salt in water
  • B. Condensing steam
  • C. Melting ice
  • D. Combining hydrogen and oxygen gases
Q. Which of the following processes is influenced by auxins? (2021)
  • A. Phototropism
  • B. Gravitropism
  • C. Apical dominance
  • D. All of the above
Q. Which of the following processes is irreversible and leads to an increase in entropy?
  • A. Reversible isothermal expansion
  • B. Free expansion of gas
  • C. Isothermal compression
  • D. Adiabatic expansion
Q. Which of the following processes is irreversible? (2022)
  • A. Isothermal expansion
  • B. Adiabatic expansion
  • C. Free expansion
  • D. Isobaric process
Q. Which of the following processes is isochoric? (2023)
  • A. Constant volume
  • B. Constant pressure
  • C. Constant temperature
  • D. Adiabatic
Q. Which of the following processes is isothermal for an ideal gas?
  • A. Heating at constant volume
  • B. Cooling at constant pressure
  • C. Expansion against a constant external pressure
  • D. Expansion where temperature remains constant
Q. Which of the following processes is isothermal?
  • A. Heating a gas in a closed container
  • B. Compressing a gas without heat exchange
  • C. Allowing a gas to expand slowly while maintaining constant temperature
  • D. Cooling a gas in a closed container
Q. Which of the following processes is not a thermodynamic process?
  • A. Isothermal
  • B. Adiabatic
  • C. Isochoric
  • D. Static
Q. Which of the following processes is NOT directly influenced by auxins? (2021)
  • A. Phototropism
  • B. Gravitropism
  • C. Apical dominance
  • D. Photosynthesis
Q. Which of the following processes is not governed by the First Law of Thermodynamics?
  • A. Isothermal expansion
  • B. Adiabatic compression
  • C. Isochoric heating
  • D. None of the above
Q. Which of the following processes is NOT influenced by auxins? (2021)
  • A. Phototropism
  • B. Gravitropism
  • C. Apical dominance
  • D. Fruit ripening
Q. Which of the following processes is NOT influenced by plant hormones? (2021)
  • A. Seed germination
  • B. Fruit ripening
  • C. Photosynthesis
  • D. Flowering
Q. Which of the following processes is primarily regulated by auxins? (2021)
  • A. Phototropism
  • B. Photosynthesis
  • C. Respiration
  • D. Transpiration
Q. Which of the following processes is spontaneous at constant temperature and pressure?
  • A. Decreasing entropy
  • B. Increasing entropy
  • C. Constant entropy
  • D. None of the above
Q. Which of the following processes is used to produce synthetic rubber?
  • A. Polymerization
  • B. Condensation
  • C. Hydrogenation
  • D. Saponification
Q. Which of the following processes occurs during aerobic respiration in plants? (2020)
  • A. Fermentation
  • B. Glycolysis
  • C. Anaerobic respiration
  • D. Photosynthesis
Q. Which of the following processes occurs during expiration? (2023)
  • A. Diaphragm contracts
  • B. Intercostal muscles relax
  • C. Lungs expand
  • D. Air is drawn in
Q. Which of the following processes occurs during the light-dependent reactions of photosynthesis? (2020)
  • A. Calvin cycle
  • B. Photolysis of water
  • C. Carbon fixation
  • D. Synthesis of glucose
Q. Which of the following processes occurs in the chloroplasts? (2019)
  • A. Glycolysis
  • B. Krebs cycle
  • C. Photosynthesis
  • D. Fermentation
Q. Which of the following processes occurs in the nucleus of a cell? (2023)
  • A. Photosynthesis
  • B. Cell respiration
  • C. DNA replication
  • D. Protein synthesis
Q. Which of the following processes occurs in the thylakoid membranes of chloroplasts? (2020)
  • A. Calvin cycle
  • B. Light-dependent reactions
  • C. Light-independent reactions
  • D. Photorespiration
Q. Which of the following processes occurs in the thylakoid membranes? (2020)
  • A. Calvin cycle
  • B. Light-dependent reactions
  • C. Light-independent reactions
  • D. Photorespiration
Q. Which of the following processes results in an increase in entropy?
  • A. Isothermal compression
  • B. Adiabatic expansion
  • C. Isobaric heating
  • D. All of the above
Q. Which of the following programming languages was developed first? (1957)
  • A. Fortran
  • B. COBOL
  • C. LISP
  • D. C
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