Past Paper MCQs (Live Practice)

Q41: The smallest structural and functional unit of life is ______?

• A) Cell
• B) Atom
• C) Tissue
• D) Organ

Q42: NADRA stands for ______?

• A) National Database and Registration Authority
• B) National Database and Registrar Authority
• C) Nation Database and Registrar Authority
• D) None of these

Q43: What is the Longest River in the World?

• A) Nile
• B) Amazon
• C) Missi pissi
• D) Yangtze

Q44: Which hydraulic structure is designed to raise or lower boats between water levels in a canal or river?

• A) Lock
• B) Weir
• C) Dam
• D) Spillway

Q45: I need to ________ my shoes before going outside.

• A) Tie
• B) Put on
• C) Lace up
• D) All of these

Q46: What is the reason of kinetic energy?

• A) Resistance
• B) Motion
• C) Object
• D) All of these

Q47: Which of the following is longitudinal waves? Sound waves ,Light waves, Water waves, Electromagnetic waves

• A) Sound waves
• B) Light waves
• C) Water waves
• D) Electromagnetic waves

Q48: The process of removing salts and other impurities from seawater to make it suitable for drinking and irrigation is called?

• A) Water purification
• B) Water recycling
• C) Water harvesting
• D) Water Desalination

Q49: What is the function of the lungs?

• A) Respiration
• B) External respiration
• C) Cellular respiration
• D) None of the above

Q50: Past form of Eat is _______?

• A) eaten
• B) ate
• C) both
• D) eating