This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 99 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 99 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Using the following food chain below, answer the following question:GRASS$\rightarrow$RABBIT$\rightarrow$LYNXIf the lynx birth rate and survival rate increase, what will happen to the rabbit population? A) Increase. B) Decrease. C) Nothing. D) None of above. Show Answer Correct Answer: B) Decrease. 2. It is the substance in the skin that produces skin pigmentation or color. A) Sebum. B) Dermis. C) Melanin. D) Keratin. Show Answer Correct Answer: C) Melanin. 3. What is the SI unit of speed A) M/s. B) Cm/kg. C) Kg/h. D) Kg/m2. Show Answer Correct Answer: A) M/s. 4. Using this helps you to visualize all possible combinations of alleles from parents to determine possible offspring. A) Punnett Square. B) Diffusion. C) Phenotype. D) Meiosis. Show Answer Correct Answer: A) Punnett Square. 5. ..... is a universal solvent? A) Water. B) Oil. C) Fat. D) Milk. Show Answer Correct Answer: A) Water. 6. The highest point of a transverse wave A) Compression. B) Crest. C) Wavelength. D) Trough. Show Answer Correct Answer: B) Crest. 7. What organelle controls the cell or is like "the brain" of the cell? A) Lysosome. B) Nucleus. C) Nucleolus. D) Chromosomes. Show Answer Correct Answer: B) Nucleus. 8. A device that either multiplies or redirects a force A) Electric circuit. B) Simple machine. C) Force. D) Conductor. Show Answer Correct Answer: B) Simple machine. 9. What characterists do Amphibians have? A) Dry skin. B) Wet and smooth skin. C) Gills to breathe. D) Feathers and wings. Show Answer Correct Answer: B) Wet and smooth skin. 10. The national science day is celebrated every year in India on which Date ..... ? A) 27th August. B) 29th August. C) 27th February. D) 28th February. Show Answer Correct Answer: D) 28th February. 11. When did the Chandrayaan-3 spacecraft perform the second de-boosting maneuver? A) 20th August. B) 19th August. C) 17th August. D) 16th August. Show Answer Correct Answer: B) 19th August. 12. Which has more Inertia? (so need more force to move) A) Truck. B) Ant. C) A cat. D) A skateboard. Show Answer Correct Answer: A) Truck. 13. Membrane sacs that contain various substances for different jobs A) Cytoplasm. B) Ribosome. C) Mitochondria. D) Vacuole. Show Answer Correct Answer: D) Vacuole. 14. In steam engines, heat energy of steam is converted into ..... energy. A) Electrical. B) Mechanical. Show Answer Correct Answer: B) Mechanical. 15. Neptune is a giant gas planet. A) True. B) False. Show Answer Correct Answer: A) True. 16. Physical Change A) Cannot be determined without changing the material completely. B) Is determined by changing the material in ways that can be undone. C) Changes that cannot be reversed. D) Changes that can be reversed. Show Answer Correct Answer: D) Changes that can be reversed. 17. Which of the following planets is not a rocky planet? A) Jupiter. B) Venus. C) Mars. D) Uranus. Show Answer Correct Answer: A) Jupiter. 18. A unit of length in the metric system is the: A) Liter. B) Gram. C) Meter. D) Newton. Show Answer Correct Answer: C) Meter. 19. Deepest layer of the oceanvery dark, super cold, extreme pressureocean animals can live here A) Twilight. B) Trench. C) Midnight. D) Abyss. Show Answer Correct Answer: B) Trench. 20. ..... currents are set up under the crust by heating; causes plastic flow. A) Isostasy. B) Contraction. C) Convection. D) Continental drift. E) Expansion. Show Answer Correct Answer: C) Convection. ← PreviousNext →Related QuizzesGeneral Science Quiz 1General Science Quiz 2General Science Quiz 3General Science Quiz 4General Science Quiz 5General Science Quiz 6General Science Quiz 7General Science Quiz 8General Science Quiz 9General Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books