Q1. Which of the following is an endothermic process?
Show answer
Answer: C. Decomposition of calcium carbonate on heating
Decomposing CaCO3 absorbs heat; the other three release heat.
SSC CGL General Awareness Intermediate Practice Set 7
25 intermediate questions. Tap an option to check it, or open “Show answer” for the explanation.
Topics: Chemistry - Chemical Reactions, History, Chemistry - Everyday Chemistry, Abbreviations, Chemistry - Metals & Non-metals, Chemistry - Acids, Bases & Salts, Physics - Sound, Chemistry - Atoms & Molecules, Physics - Gravitation, Currencies & Capitals, Physics - Force & Laws of Motion, Medieval History, Art & Culture, Physics - Light, World Geography, Biology - Skeletal System, Freedom Struggle, Biology - Circulatory System, Indian Geography, Physics - Magnetism, Chemistry - Periodic Table
Score: 0 / 0
Q2. The Partition of Bengal in 1905 was carried out under which Viceroy?
Show answer
Answer: B. Lord Curzon
Lord Curzon partitioned Bengal in 1905, which sparked the Swadeshi Movement. The partition was annulled in 1911.
Q3. Which fuel has the highest calorific value?
Show answer
Answer: D. Hydrogen
Hydrogen has the highest calorific value (about 150 kJ/g) among common fuels.
Q4. What does 'DNA' stand for?
Show answer
Answer: B. Deoxyribonucleic Acid
DNA stands for Deoxyribonucleic Acid, the molecule that carries genetic information.
Q5. Which metal is the best conductor of electricity?
Show answer
Answer: C. Silver
Silver has the highest electrical conductivity among metals.
Q6. What is the chemical formula of washing soda?
Show answer
Answer: B. Na2CO3·10H2O
Washing soda is sodium carbonate decahydrate, Na2CO3·10H2O.
Q7. Loudness of a sound depends on its:
Show answer
Answer: B. Amplitude
Loudness depends on the amplitude of vibration.
Q8. How many atoms in total are present in one molecule of sulphuric acid (H2SO4)?
Show answer
Answer: B. 7
H2SO4 has 2 H + 1 S + 4 O = 7 atoms.
Q9. How many moles are present in 22 g of carbon dioxide? (C = 12, O = 16)
Show answer
Answer: A. 0.5 mol
Molar mass of CO2 = 44 g/mol, so 22 / 44 = 0.5 mol.
Q10. The value of the universal gravitational constant G is approximately:
Show answer
Answer: D. 6.67 × 10^-11 N m²/kg²
G ≈ 6.67 × 10^-11 N m² kg⁻², the same everywhere in the universe.
Q11. What is the capital of Australia?
Show answer
Answer: C. Canberra
Canberra is the capital of Australia, chosen as a compromise between Sydney and Melbourne.
Q12. Rocket propulsion works on the principle of:
Show answer
Answer: D. Conservation of momentum
Gases expelled backward carry momentum, so the rocket gains equal forward momentum, conserving total momentum.
Q13. The 'Ashtapradhan', a council of eight ministers, was part of the administration of:
Show answer
Answer: C. Shivaji
The Ashtapradhan was the council of eight ministers in Shivaji's Maratha administration.
Q14. The Shore Temple at Mahabalipuram was built by which dynasty?
Show answer
Answer: D. Pallava
The Shore Temple at Mahabalipuram was built by the Pallavas, whose capital was Kanchipuram.
Q15. Myopia (short-sightedness) is corrected using a:
Show answer
Answer: B. Concave lens
A concave (diverging) lens moves the image back onto the retina.
Q16. The Strait of Gibraltar connects the Atlantic Ocean with which sea?
Show answer
Answer: B. Mediterranean Sea
The Strait of Gibraltar links the Atlantic Ocean to the Mediterranean Sea.
Q17. The elbow and knee are examples of which type of joint?
Show answer
Answer: A. Hinge joint
Elbow and knee are hinge joints, permitting movement in one direction like a door hinge.
Q18. Impulse of a force is equal to the:
Show answer
Answer: C. Change in momentum
Impulse = F × t, which equals the change in momentum of the body.
Q19. Mangal Pandey attacked British officers in March 1857 at which cantonment?
Show answer
Answer: C. Barrackpore
Mangal Pandey of the 34th Bengal Native Infantry attacked his officers at Barrackpore, near Kolkata, in March 1857.
Q20. Mature human red blood cells lack which structure?
Show answer
Answer: B. Nucleus
Mature mammalian RBCs lose their nucleus, allowing more room for haemoglobin.
Q21. The Siachen Glacier lies in which mountain range?
Show answer
Answer: C. Karakoram
Siachen Glacier lies in the eastern Karakoram range.
Q22. An electric generator works on the principle of:
Show answer
Answer: C. Electromagnetic induction
A generator induces current by rotating a coil in a magnetic field — electromagnetic induction.
Q23. Moving from left to right across a period, the atomic radius generally:
Show answer
Answer: A. Decreases
Increasing nuclear charge pulls the electrons closer, so atomic size decreases across a period.
Q24. The Cabinet Mission came to India in which year?
Show answer
Answer: D. 1946
The Cabinet Mission came to India in 1946 to plan the transfer of power.
Q25. A person has a mass of 60 kg on Earth. What is his mass on the Moon?
Show answer
Answer: C. 60 kg
Mass remains 60 kg everywhere; only weight changes on the Moon.