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






2. Poison from the bloodstream






3. The outermost part of the eye that collects all light that is bouncing off the objects and focuses it into a small hole






4. A protozoan that has a pseudopod to move around with and to eat with.






5. Tube that the sperm travels through






6. Set of chemical reactions that occur within the protoplasm - the living material of the cells






7. An inner skeleton which offers support and protects the soft parts of an animal






8. Animals that do not have a backbone - like butterflies - sand dollars - and starfish






9. A group of mammals that lays eggs






10. A substance that lubricates the cartilage and allows bones to slide over each other easily






11. Muscle that pumps blood through your body and handles circulation






12. Prokaryotic cells that are the oldest forms of life on Earth and survive in extreme conditions like hot springs - salt lakes - and underwater trenches






13. Algae that lives in the ocean too and consists mostly of seaweed and kelp






14. Plant - like organisms that don't have roots - stems or leaves - but they have chlrophyll which allows them to do photosynthesis






15. Organ underneath the cerebrum that controls emotions






16. The millions of pairs of chemical compounds that make up DNA






17. Once considered blue - green algae - these single celled bacteria organisms have no cell nucleus






18. An operation that removes the appendix during appendicitis






19. The largest form of invertebrates that have jointed parts - like claws - legs - and antennae - bilateral symmetry - and segmented bodies






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






21. A network of nerves in the human body that send signals to your brain to make decisions






22. The top layer of skin and made up of five layers






23. Also known as ribosonal RNA and is located inside the ribosomes






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






25. Disease that occurs when the pancreas can't produce enough insulin to control blood sugar






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






27. A fine lightly colored hair that covers your body when you are a baby






28. The brain's switchboard which passes information from the body to the correct part of the brain






29. A protein on red blood cells that attach oxygen to it






30. Inward hairs located inside a plant guide bugs to its stomach in a carnivorous plant






31. Tiny forms of algae that form the basis of most saltwater food chains






32. The pair of fangs that are part of an arachnid's cephalothorax an contain venom to kill their enemies






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






34. A jelly - like substance found inside the bone - which produces the body's blood cells






35. A trait in heredity that does not appear as frequently in the offspring






36. Phylum class for animals that have spinal chords






37. Invertebrates that have a spiny skin - bone - like plates - water - filled network of veins - and bottom feet






38. Jointed plates on an insect that are located in the abdomen and let in air so that an insect can breathe






39. Skin chemical that lubricates and waterproofs the skin and hair to make them smooth and supple but can develop acne






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






41. Pointed teeth that help tear the food apart






42. Cells found inside leaves that are important for photosynthesis and contain chloroplasts






43. Also known as agnathans - these are fish without jaws so they have a round sucker mouth with teeth along the inside - like the lamprey






44. The largest part of the brain that is divided into two halves called hemipsheres and controls thoughts






45. Human body system that battles viruses and bacteria that try to make you sick






46. The pouch below the penis that testicles are located






47. Little ring - shaped bones that make up the spine






48. Human body system that helps humans make more humans






49. The passing of traits from parents to offspring






50. A type of amphibian that has a short body - strong legs and no tail - like a frog