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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. Reptiles that live mainly in the tropics - have eyes and nostrils on top of theier heads






2. The nuclei of a cilliate protozoa that controls reproduction






3. A type of sugar that we get from food and is the main source of the body's energy. It is broken up in the mitochondrian as energy and water






4. A protozoa that cannot move on its own and depends on living bodies for transport






5. Gland that keeps the level of calcium in the blood at a certain level






6. A type of reptile with four legs ending in sharped clawed feet and bodies that taper off into tails - like the chameleon






7. Animals that have hair - breathe air - and nurse their young






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






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






10. Chemicals that help carry an impulse from one neuron to another






11. Human body system that protects insides including skin - hair - and nails






12. The science of life






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






14. Bony structure that protects the lungs






15. Area surrounding spinal chord that has motorneurons responsible for voluntary movement and flexibility






16. A group of mammals whose children develop in the placenta - a sac - like organ filled with fluid that nourishes the growing embryo






17. Specialized mechanoreceptors in the ear that sense vibration and allow you to hear sound






18. Thick and dark hair that is usually head hair and also found on legs - armpits and pubic areaa






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






20. The way that the female's sex cell - the egg - travels inside the female reproductive system






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






22. Vibrations in the air around you






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






24. Special mechanoreceptors that allow you to sense temperature like hot and cold






25. Layer of skin that is beneath the epidermis






26. The central part of a flower that contains its female sex organs






27. An extension of the brain that determines smells based on the scents picked up by the cilia in the olfactory membrane






28. The end of the large intestine where solid waste leaves the body






29. The way that bacteria reproduces asexually by producing two cells that are identical as the parent cell






30. Plants in which nutrients are delivered through special channels located in the stem






31. The fluid filled gap that axons are connected to in the neuron






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






33. How organisms are organized through evolution






34. Uses the major arteries and veins to move oxygen rich blood throughout the body






35. Heart chamber that pumps the blood out of the heart






36. A neuron cell's body






37. Human body system made up of bones that hold the body up and protect the vital organs of the system






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






39. The command center of the cell and is guided by the DNA contained within






40. A type of cell that has no nucleus and has all the genetic material surrounded by it






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






42. Phase of mitosis in which the chromosomes are visible and centrioles move to the opposite ends of the cells and threadlike spindle fibers start to spread across






43. Glands in women and men that produce the sex cells for reproduction






44. Substance found in the center of the spinal chord that provides nourishment to spinal chord cells and serves as a shock absorber






45. Blood vessels found on the alveoli that transport oxygen to the bloodstream






46. Fluffy feathers on a bird's body that keeps it warm






47. Metabolic reactions in which the simpler molecjules of food are built into more complicated molecules






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






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






50. The spiky part of a sponge's skin that keeps it from being eaten