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CSET Science: Biology

Subjects : cset, science, biology
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Single celled creatures that are too small to see and have a nucleus and live in moist or wet surroundings






2. Photoreceptive nerve cells that are sensitive to light and can be triggered by a single photon






3. Gland that secretes the hormone insulin - which regulates one's blood sugar






4. Fibers of the dermis that gives the skin its structure - elasticity - and strength






5. The points on the tentacles of a cnidarian that is used to stun prey






6. The portion of the ear that is seen and has ridges that bounces soundwaves into the middle ear






7. The process in which plants turn water and carbon dioxide and sunlight into photosynthesis






8. Lobe of the cerebrum that controls memory






9. Plant cell organelles that trap light energy and enable plants to conduct photosynthesis






10. Heart chamber that is filled with blood that was used by the body and needs to go back to the lungs for more oxygen






11. Portion of the tooth that connects the teeth to the jawbone






12. Organs inside pallisade and spongy cells of leaves that contain chlorophyll - an essential pigment for photosynthesis






13. Organ that follows the stomach where most of the food's nutrients are absorbed






14. A combination of waater - urea - and salts that you don't need






15. Cells found in the blood that help make clots when you get a cut






16. Human body system that makes sure that germ fighting cells get collected by blood tissue






17. Also known as transfer RNA - it decodes the recipes/instructions from the messenger RNA to produce certain proteins






18. The physical breaking apart of food






19. A type of vertebrate whose body temperature changes with its surroundings - like reptiles






20. Soft mass at the center of the tooth containing blood vessels and sensitive nerves






21. The veins that blood returns to the heart and lungs through






22. A type of vertebrate that monitors their body temperature so it stays constant no matter where they are - like birds






23. Plants that only live for a few seasons and reproduce only once - including flower box flowers and crop plants






24. Tiny sacs found in the lungs that oxygen gets stored in






25. Mixture of sperm and fluids






26. Gland that helps the body fight off infections by producing T- cells that identify and kill germs in the blood






27. Cells owned by plants and animals in which the cell's genetic material is surrounded by a membrane






28. Gland that secretes the hormone melatonin - which is important for the sleep cycle - metabolism - and sexual development






29. A type of reptile that has no limbs






30. A group of vertebrates that have dry scaly skin that protects them and keeps moisture inside their bodies and use lungs to breathe air






31. Important biological molecule that is part of energy metabolism and storage in plants






32. Any types of germs and chemicals that can make people sick






33. Protozoans that move with a flagellum and live in the water






34. Located in the nose - it is a substance that prevents pathogens from getting into the bloodstream






35. Soft - bodied invertebrates that have a protective shell and muscular foot that allows them to move around and anchor themselves






36. Algae that has chlorophyll - but also has a red pigment which helps them absorb sunlight from deep underwater






37. Organs inside birds that ensure that their lungs constantly get fresh air






38. Metabolic reactions that break down complicated models from food into simpler molecules






39. Process in which glucose is broken down and is a catabolic reaction






40. Cell organelle that breaks down food - cell waste and broken cell parts






41. Organ in the body that controls memory and the body's functions






42. Part of brain that is important to the endocrine system because it sends messages from your brain to the pituitary gland and controls body temperature and food intake






43. Cell organs that manufacture proteins






44. The pair of pinchers that are part of an arachnid's cephalothorax for grabbing things and deducting smells and vibrations






45. Algae with a special type of flagellate that allows them to spin in circles






46. The body's liquid messenger that takes oxygen and nutrients to the body






47. Tough muscle tissue that connect bones to muscle






48. Circular muscles that keep urine from leaking out of the bladder opening






49. Protists that live on decaying plants and animals - like slime mold






50. Protozoas that live in host organisms without providing any benefits







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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