General Science and Ability 2020

**Which vitamin is known as the ‘blood clotting vitamin’?**A) Vitamin AB) Vitamin BC) Vitamin KD) None of these Show Answer Correct Answer: C – Vitamin K

**Humidity is measured by:**A) PolarimeterB) HygrometerC) HydrometerD) None of these Show Answer Correct Answer: B – Hygrometer

**Planets between Earth and the Sun are:**A) Mercury and VenusB) Venus and MarsC) Mars and MercuryD) None of these Show Answer Correct Answer: A – Mercury and Venus

**Electromagnetic radiation with higher energy than visible radiation is:**A) Infrared raysB) Microwave raysC) X-raysD) None of these Show Answer Correct Answer: C – X-rays

**Aedes aegypti transmits:**A) MalariaB) Dengue feverC) Typhoid feverD) None of these Show Answer Correct Answer: B – Dengue fever

**The bond of H₂O is:**A) Ionic metallicB) Non-polar covalentC) Polar covalentD) Metallic Show Answer Correct Answer: C – Polar covalent

**Which organelle is called the powerhouse of the cell?**A) MitochondriaB) RibosomeC) PlastidD) None of these Show Answer Correct Answer: A – Mitochondria

**Which of the following is a p-type semiconductor?**A) GermaniumB) GalliumC) SiliconD) None of these Show Answer Correct Answer: B – Gallium

**In which atmospheric layer is the temperature about -90°C?**A) MesosphereB) TroposphereC) ThermosphereD) None of these Show Answer Correct Answer: A – Mesosphere

**Which of the following is a non-sedimentary rock?**A) LimestoneB) SandstoneC) GraniteD) None of these Show Answer Correct Answer: C – Granite