This quiz works best with JavaScript enabled. Home > Science > Biology > Biological Sciences – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biological Sciences Quiz 5 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The packages of the enzymes surrounded by membrane and appear as granules under light microscope are called. A) Ribosomes. B) Lysosomes. C) Endoplasmic reticulum. D) Golgi apparatus. Show Answer Correct Answer: B) Lysosomes. 2. Of the dry protoplasm, inorganic matter is . A) 25%. B) 50%. C) 10%. D) 90%. Show Answer Correct Answer: C) 10%. 3. About how many hormones are steroids, some are proteins and others have different nature? A) 50%. B) 60%. C) 70%. D) 40%. Show Answer Correct Answer: A) 50%. 4. First antibiotic, penicillin was discovered by Alexander Fleming in. A) 1932. B) 1934. C) 1928. D) 1924. Show Answer Correct Answer: C) 1928. 5. What is sediment? A) The process of rocks being broken down and carried away. B) Bits of rock, sand, and silt caused by the weathering of rocks. C) The top layer of the soil. D) Decaying plant or animal material. Show Answer Correct Answer: B) Bits of rock, sand, and silt caused by the weathering of rocks. 6. The sleep wake cycle is an example of? A) Circadian Rhythm. B) Exogenous Zeitgeber. C) Ultradian Rhythm. D) Infradian Rhythm. Show Answer Correct Answer: A) Circadian Rhythm. 7. Which of the following can we find prokaryotic cell? A) Dog. B) Student. C) Flower. D) Bacteria. Show Answer Correct Answer: D) Bacteria. 8. Which of the following is an example of tissue? A) Heart. B) Epithelial. C) Digestive system. D) Eukaryote. Show Answer Correct Answer: B) Epithelial. 9. Waxes, oils and fats are examples of A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic Acids. Show Answer Correct Answer: B) Lipids. 10. Fossils that are created from the impression of an organism are called A) Cast. B) Mold. C) Trace. D) Behavioral. Show Answer Correct Answer: B) Mold. 11. Reaction to stimulus is called. A) Frequency. B) Disturbance. C) Impulse. D) Response. Show Answer Correct Answer: D) Response. 12. Parts of Stone Mountain have worn down over time due to people walking up the mountain. A) Physical. B) Chemical. C) Biological. D) None of above. Show Answer Correct Answer: C) Biological. 13. What kinds of rocks hold the most fossils? A) Igneous. B) Aggregate. C) Sedimentary. D) Amber. Show Answer Correct Answer: C) Sedimentary. 14. The elements, ....., are found in all of the organic compounds. A) Carbon, Hydrogen and Oxygen. B) Carbon, Hydrogen, Oxygen, and Nitrogen. C) Carbon and Oxygen. D) Carbon, Hydrogen, and Nitrogen. Show Answer Correct Answer: A) Carbon, Hydrogen and Oxygen. 15. What does POLY-mean? A) Two. B) A name for a parrot. C) Many. D) One. Show Answer Correct Answer: C) Many. 16. Proteins are made of monomers called ..... A) Nucleotides. B) Monosaccharides. C) Amino Acids. D) Glycerol and fatty acids. Show Answer Correct Answer: C) Amino Acids. 17. About ..... different species of animals have been discovered A) 0.50 million. B) 1.50 million. C) 2 million. D) 1 million. Show Answer Correct Answer: D) 1 million. 18. Which is determined by the presence or absence of certain antigens on red blood cells and certain antibodies in the serum? A) AH factor. B) Immune system. C) Blood group. D) Co-enzyme. Show Answer Correct Answer: C) Blood group. 19. What is the name of the tiny air sacs in your lungs? A) Bronchioles. B) Ravioli. C) Alveoli. D) Bronchus. Show Answer Correct Answer: C) Alveoli. 20. The white feathers of a snowy owl allow it to blend in with its environment during the winter months (snow). This is an example of ..... A) Species. B) Environmental Change. C) Adaptation. D) Variation. Show Answer Correct Answer: C) Adaptation. ← PreviousNext →Related QuizzesScience QuizzesBiological Sciences Quiz 1Biological Sciences Quiz 2Biological Sciences Quiz 3Biological Sciences Quiz 4Biological Sciences Quiz 6Biological Sciences Quiz 7Biological Sciences Quiz 8Biological Sciences Quiz 9Biological Sciences Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books