1) What is the next number in the sequence: 2, 4, 8, 16? a) 20 b) 24 c) 32 d) 36 2) If all roses are flowers and some flowers fade quickly, what can be concluded? a) All roses fade b) Some roses fade c) No roses fade d) All flowers fade 3) Which shape has four equal sides and angles? a) Rectangle b) Square c) Triangle d) Circle 4) What is the capital of France? a) Berlin b) Madrid c) Paris d) Rome 5) Which of these is a prime number? a) 4 b) 9 c) 11 d) 15 6) What is the result of 3 x 3 + 3? a) 9 b) 12 c) 15 d) 18 7) Which planet is known as the Red Planet? a) Earth b) Mars c) Jupiter d) Venus 8) What is the boiling point of water in Celsius? a) 90°C b) 100°C c) 110°C d) 120°C 9) Which is the largest ocean on Earth? a) Atlantic b) Indian c) Pacific d) Arctic 10) What is the main gas found in the air we breathe? a) Oxygen b) Nitrogen c) Carbon dioxide d) Hydrogen 11) Which of these is a renewable energy source? a) Coal b) Oil c) Solar d) Gas 12) What is the square root of 64? a) 6 b) 7 c) 8 d) 9 13) Which element has the chemical symbol 'O'? a) Oxygen b) Gold c) Silver d) Iron 14) What is the largest continent by area? a) Africa b) Asia c) Europe d) Australia 15) Which of these is a mammal? a) Shark b) Dolphin c) Crocodile d) Eagle 16) What is the chemical formula for water? a) H2O b) CO2 c) O2 d) H2 17) Which country is known as the Land of the Rising Sun? a) China b) Japan c) India d) Thailand 18) What is the smallest prime number? a) 0 b) 1 c) 2 d) 3 19) Which is the longest river in the world? a) Amazon b) Nile c) Yangtze d) Mississippi 20) What is the freezing point of water in Celsius? a) 0°C b) 32°C c) 100°C d) -1°C

Developing practical reasoning Grade 9

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