Undergraduate

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Q. What is the main substrate for respiration in plants? (2023)
  • A. Starch
  • B. Glucose
  • C. Cellulose
  • D. Sucrose
Q. What is the main type of reaction that haloalkanes undergo? (2020)
  • A. Addition
  • B. Substitution
  • C. Elimination
  • D. Redox
Q. What is the main use of citric acid?
  • A. Preservative
  • B. Flavoring agent
  • C. Cleaning agent
  • D. All of the above
Q. What is the main vector for malaria transmission? (2021)
  • A. Housefly
  • B. Mosquito
  • C. Tick
  • D. Flea
Q. What is the main vector for the transmission of malaria? (2019)
  • A. Housefly
  • B. Mosquito
  • C. Tick
  • D. Flea
Q. What is the major product of the reaction of 1-bromobutane with sodium hydroxide in ethanol? (2019)
  • A. Butanol
  • B. Butene
  • C. Butyl bromide
  • D. Sodium bromide
Q. What is the major product when 1-bromobutane reacts with sodium ethoxide? (2021)
  • A. Butane
  • B. Ethyl butyl ether
  • C. 1-butanol
  • D. 2-butanol
Q. What is the major product when 2-bromobutane is treated with KOH in ethanol?
  • A. But-1-ene
  • B. But-2-ene
  • C. Butane
  • D. No reaction
Q. What is the male gamete in flowering plants called? (2020)
  • A. Ovule
  • B. Pollen
  • C. Style
  • D. Stigma
Q. What is the male reproductive part of a flower called? (2020)
  • A. Stigma
  • B. Anther
  • C. Ovary
  • D. Style
Q. What is the mass defect of a nucleus? (2019)
  • A. The difference between the mass of the nucleus and the sum of the masses of its individual nucleons
  • B. The mass of the nucleus itself
  • C. The mass of the electrons surrounding the nucleus
  • D. The mass of the nucleus in a different state
Q. What is the mass of 3 moles of NaCl? (2020) 2020
  • A. 87 g
  • B. 58.5 g
  • C. 174 g
  • D. 3 g
Q. What is the mass of 3 moles of sodium chloride (NaCl)? (2023)
  • A. 58.5 g
  • B. 117 g
  • C. 175.5 g
  • D. 29.25 g
Q. What is the mass of NaOH required to prepare 0.5 L of a 1 M solution? (2023)
  • A. 20 g
  • B. 40 g
  • C. 10 g
  • D. 30 g
Q. What is the mass of solute in grams in a 3 M solution of NaCl in 1 L of solution? (2023)
  • A. 58.44 g
  • B. 174.32 g
  • C. 29.22 g
  • D. 87.16 g
Q. What is the mass of solute in grams required to make 1 L of a 0.1 M solution of NaCl? (Molar mass of NaCl = 58.5 g/mol) (2021)
  • A. 5.85 g
  • B. 10 g
  • C. 1 g
  • D. 2 g
Q. What is the mass of solute in grams required to make 1 L of a 0.5 M NaOH solution? (2021)
  • A. 20 g
  • B. 40 g
  • C. 10 g
  • D. 30 g
Q. What is the mass percent of a solution containing 10 g of solute in 90 g of solvent?
  • A. 10%
  • B. 90%
  • C. 50%
  • D. 20%
Q. What is the mass-energy equivalence formula proposed by Einstein? (2019)
  • A. E = mc^2
  • B. E = mv^2
  • C. E = mgh
  • D. E = hf
Q. What is the maximum area of a triangle with a base of 10 cm and height as a function of x? (2020)
  • A. 25
  • B. 50
  • C. 75
  • D. 100
Q. What is the maximum area of a triangle with a base of 10 cm and height varying with x? (2021)
  • A. 25
  • B. 50
  • C. 75
  • D. 100
Q. What is the maximum area of a triangle with a base of 10 m and height as a function of x? (2021)
  • A. 25 m²
  • B. 50 m²
  • C. 30 m²
  • D. 20 m²
Q. What is the maximum area of a triangle with a base of 10 units and height as a function of the base? (2021)
  • A. 25
  • B. 50
  • C. 30
  • D. 40
Q. What is the maximum area of a triangle with a base of 10 units and height as a function of x? (2020)
  • A. 25
  • B. 50
  • C. 75
  • D. 100
Q. What is the maximum displacement from the mean position in simple harmonic motion called? (2022)
  • A. Amplitude
  • B. Frequency
  • C. Period
  • D. Wavelength
Q. What is the maximum displacement of a mass-spring system oscillating with an amplitude of 0.3 m? (2023)
  • A. 0.1 m
  • B. 0.2 m
  • C. 0.3 m
  • D. 0.4 m
Q. What is the maximum displacement of a simple harmonic oscillator called? (2022)
  • A. Amplitude
  • B. Frequency
  • C. Wavelength
  • D. Period
Q. What is the maximum height of the projectile modeled by h(t) = -16t^2 + 32t + 48? (2023)
  • A. 48
  • B. 64
  • C. 80
  • D. 32
Q. What is the maximum height of the projectile modeled by h(t) = -16t^2 + 64t + 48? (2021)
  • A. 48
  • B. 64
  • C. 80
  • D. 32
Q. What is the maximum number of bright fringes observed in a double-slit experiment if the wavelength of light is 500 nm and the distance between the slits is 0.1 mm? (2020)
  • A. 5
  • B. 10
  • C. 20
  • D. 15
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