Major Competitive Exams

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Q. Which of the following is the correct unit for pressure? (2020)
  • A. Pascal
  • B. Joule
  • C. Newton
  • D. Watt
Q. Which of the following is the correct vertex form of the quadratic equation y = x² - 4x + 3?
  • A. y = (x - 2)² - 1
  • B. y = (x + 2)² - 1
  • C. y = (x - 2)² + 1
  • D. y = (x + 2)² + 1
Q. Which of the following is the equation of a hyperbola with transverse axis along the x-axis?
  • A. x^2/a^2 - y^2/b^2 = 1
  • B. y^2/a^2 - x^2/b^2 = 1
  • C. x^2/b^2 - y^2/a^2 = 1
  • D. y^2/b^2 - x^2/a^2 = 1
Q. Which of the following is the equation of an ellipse with foci at (0, ±c) and vertices at (0, ±a)?
  • A. x^2/a^2 + y^2/b^2 = 1
  • B. y^2/a^2 + x^2/b^2 = 1
  • C. x^2/b^2 + y^2/a^2 = 1
  • D. y^2/b^2 + x^2/a^2 = 1
Q. Which of the following is the expanded form of (x + 2)²?
  • A. x² + 4
  • B. x² + 4x + 4
  • C. x² + 2x + 2
  • D. x² + 2
Q. Which of the following is the functional group of aldehydes?
  • A. -CHO
  • B. -CO-
  • C. -C=O
  • D. -OH
Q. Which of the following is the functional group of aldehydes? (2023) 2023
  • A. -CHO
  • B. -CO-
  • C. -C=O
  • D. -OH
Q. Which of the following is the functional group of carboxylic acids?
  • A. -OH
  • B. -COOH
  • C. -CHO
  • D. -C=O
Q. Which of the following is the functional group present in alcohols?
  • A. -OH
  • B. -COOH
  • C. -NH2
  • D. -CHO
Q. Which of the following is the functional unit of skeletal muscle? (2021)
  • A. Sarcomere
  • B. Myofibril
  • C. Muscle Fiber
  • D. Fascicle
Q. Which of the following is the general formula for alkenes?
  • A. C_nH_(2n)
  • B. C_nH_(2n+2)
  • C. C_nH_(2n-2)
  • D. C_nH_n
Q. Which of the following is the general formula for alkynes?
  • A. C_nH_(2n+2)
  • B. C_nH_(2n)
  • C. C_nH_(2n-2)
  • D. C_nH_(2n-1)
Q. Which of the following is the greatest common divisor (GCD) of 48 and 180?
  • A. 12
  • B. 24
  • C. 6
  • D. 18
Q. Which of the following is the greatest common factor (GCF) of 48 and 180?
  • A. 12
  • B. 24
  • C. 6
  • D. 18
Q. Which of the following is the heaviest alkali metal?
  • A. Lithium
  • B. Sodium
  • C. Potassium
  • D. Cesium
Q. Which of the following is the highest court in India?
  • A. High Court
  • B. Supreme Court
  • C. District Court
  • D. Session Court
Q. Which of the following is the highest peak in India?
  • A. K2
  • B. Kangchenjunga
  • C. Nanda Devi
  • D. Mount Everest
Q. Which of the following is the largest artery in the human body? (2021)
  • A. Pulmonary artery
  • B. Aorta
  • C. Coronary artery
  • D. Femoral artery
Q. Which of the following is the largest desert in India? (2023)
  • A. Thar Desert
  • B. Kutch Desert
  • C. Luni Desert
  • D. Sahara Desert
Q. Which of the following is the largest desert in the world?
  • A. Sahara Desert
  • B. Arabian Desert
  • C. Gobi Desert
  • D. Antarctic Desert
Q. Which of the following is the largest prime number less than 20?
  • A. 17
  • B. 19
  • C. 15
  • D. 13
Q. Which of the following is the largest river in India by length? (2022)
  • A. Ganges
  • B. Brahmaputra
  • C. Godavari
  • D. Yamuna
Q. Which of the following is the least common multiple (LCM) of 9 and 12?
  • A. 36
  • B. 72
  • C. 108
  • D. 144
Q. Which of the following is the least common multiple of 8 and 12?
  • A. 24
  • B. 48
  • C. 36
  • D. 60
Q. Which of the following is the lightest alkaline earth metal? (2019)
  • A. Barium
  • B. Calcium
  • C. Magnesium
  • D. Beryllium
Q. Which of the following is the longest river in India?
  • A. Godavari
  • B. Ganges
  • C. Brahmaputra
  • D. Yamuna
Q. Which of the following is the longest river in the world? (2019)
  • A. Amazon River
  • B. Nile River
  • C. Yangtze River
  • D. Mississippi River
Q. Which of the following is the main component of plasma? (2022)
  • A. Water
  • B. Proteins
  • C. Electrolytes
  • D. Nutrients
Q. Which of the following is the molecular formula for butane?
  • A. C3H8
  • B. C4H10
  • C. C5H12
  • D. C6H14
Q. Which of the following is the most abundant alkaline earth metal in the Earth's crust? (2019)
  • A. Beryllium
  • B. Calcium
  • C. Magnesium
  • D. Strontium
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