Major Competitive Exams

Download Q&A
Q. In a certain species, the allele for blue flowers (B) is dominant over the allele for white flowers (b). If two blue-flowered plants, both heterozygous (Bb), are crossed, what is the expected phenotypic ratio of the offspring?
  • A. 1:1
  • B. 3:1
  • C. 1:2:1
  • D. 2:1
Q. In a certain species, the allele for blue flowers (B) is dominant over the allele for white flowers (b). If two blue-flowered plants, one homozygous (BB) and one heterozygous (Bb), are crossed, what percentage of the offspring will have white flowers?
  • A. 0%
  • B. 25%
  • C. 50%
  • D. 100%
Q. In a certain species, the allele for long tails (L) is dominant over the allele for short tails (l). If a long-tailed individual is crossed with a short-tailed individual, what is the expected genotype of the offspring if the long-tailed individual is heterozygous?
  • A. LL
  • B. Ll
  • C. ll
  • D. LL or Ll
Q. In a certain species, the allele for tall plants (T) is dominant over the allele for short plants (t). If a tall plant (Tt) is crossed with a short plant (tt), what is the expected genotypic ratio of the offspring?
  • A. 1:1
  • B. 3:1
  • C. 1:2:1
  • D. 2:1
Q. In a certain species, the allele for tall plants (T) is dominant over the allele for short plants (t). If two heterozygous tall plants (Tt) are crossed, what is the expected phenotypic ratio of the offspring?
  • A. 1:2:1
  • B. 3:1
  • C. 9:3:3:1
  • D. 1:1
Q. In a certain state, the ratio of the number of MLAs to the number of MPs is 5:1. If there are 30 MPs, how many MLAs are there?
  • A. 150
  • B. 120
  • C. 100
  • D. 180
Q. In a certain state, the ratio of the number of MLAs to the number of MPs is 5:1. If there are 20 MPs, how many MLAs are there?
  • A. 80
  • B. 100
  • C. 60
  • D. 40
Q. In a certain town, the ratio of the number of bicycles to cars is 3:2. If there are 120 bicycles, how many cars are there?
  • A. 80
  • B. 60
  • C. 90
  • D. 100
Q. In a certain town, the ratio of the number of bicycles to the number of cars is 3:2. If there are 120 bicycles, how many cars are there?
  • A. 80
  • B. 60
  • C. 90
  • D. 100
Q. In a certain town, the ratio of the number of men to women is 3:2. If there are 120 men, how many women are there?
  • A. 80
  • B. 60
  • C. 40
  • D. 100
Q. In a certain town, the ratio of the number of men to women is 3:2. If there are 120 men in the town, how many women are there?
  • A. 80
  • B. 60
  • C. 40
  • D. 100
Q. In a certain town, the ratio of the number of men to women is 3:4. If there are 120 men, how many women are there?
  • A. 80
  • B. 90
  • C. 100
  • D. 110
Q. In a certain town, the ratio of the number of men to women is 3:4. If there are 120 men in the town, how many women are there?
  • A. 80
  • B. 90
  • C. 100
  • D. 110
Q. In a certain year, 20% of the members of the Lok Sabha were women. If there are 545 members, how many women members are there? (2022)
  • A. 100
  • B. 110
  • C. 120
  • D. 130
Q. In a certain year, the Parliament passed 120 bills. If 30% of these bills were passed in the Lok Sabha, how many bills were passed in the Lok Sabha?
  • A. 30
  • B. 36
  • C. 40
  • D. 42
Q. In a certain year, the Parliament passed 150 bills. If 60% of these bills were passed in the Lok Sabha, how many bills were passed in the Lok Sabha?
  • A. 90
  • B. 80
  • C. 70
  • D. 60
Q. In a certain year, the Rajya Sabha had 245 members. If 50% of them were elected and the rest were nominated, how many members were elected?
  • A. 100
  • B. 120
  • C. 122
  • D. 125
Q. In a chemical reaction, if the enthalpy change is positive, the reaction is classified as:
  • A. Exothermic
  • B. Endothermic
  • C. Isothermal
  • D. Adiabatic
Q. In a chemical reaction, if the enthalpy of products is less than that of reactants, what can be concluded?
  • A. The reaction is endothermic
  • B. The reaction is exothermic
  • C. The reaction is at equilibrium
  • D. The reaction is spontaneous
Q. In a chemical reaction, what does the term 'activation energy' refer to? (2023)
  • A. Energy released during the reaction
  • B. Energy required to initiate the reaction
  • C. Energy needed to maintain the reaction
  • D. Energy that is lost
Q. In a chess tournament, each player plays against every other player exactly once. If there are 12 players, how many games are played?
  • A. 66
  • B. 72
  • C. 60
  • D. 78
Q. In a chess tournament, each player plays every other player exactly once. If there are 10 players, how many games are played?
  • A. 45
  • B. 50
  • C. 40
  • D. 55
Q. In a chess tournament, each player plays every other player once. If there are 12 players, how many games are played?
  • A. 66
  • B. 72
  • C. 60
  • D. 78
Q. In a chess tournament, if each player plays against every other player exactly once, and there are 10 players, how many games are played?
  • A. 45
  • B. 50
  • C. 90
  • D. 100
Q. In a circle, if a central angle measures 80 degrees, what is the measure of the inscribed angle that subtends the same arc?
  • A. 20 degrees
  • B. 40 degrees
  • C. 80 degrees
  • D. 160 degrees
Q. In a circle, if a chord is 12 cm long and the distance from the center to the chord is 5 cm, what is the radius of the circle?
  • A. 10
  • B. 12
  • C. 13
  • D. 15
Q. In a circle, if a chord is 12 units long and the distance from the center to the chord is 5 units, what is the radius of the circle?
  • A. 10
  • B. 12
  • C. 13
  • D. 15
Q. In a circle, if a chord is bisected by a radius at a right angle, and the radius is 9 cm, what is the length of the chord?
  • A. 12
  • B. 15
  • C. 18
  • D. 20
Q. In a circle, if a chord is drawn, which of the following statements is true regarding the angles formed?
  • A. The angles subtended by the chord at the center are equal.
  • B. The angles subtended by the chord at the circumference are equal.
  • C. The angles subtended at the center are half of those at the circumference.
  • D. The angles subtended at the circumference are equal to those at the center.
Q. In a circle, if a chord is perpendicular to a radius at its endpoint, what can be inferred about the chord?
  • A. It is the longest chord.
  • B. It bisects the circle.
  • C. It is a diameter.
  • D. It is bisected by the radius.
Showing 12931 to 12960 of 31318 (1044 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely