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






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






3. Also known as the ear drum - it vibrates like a real drum when soundwaves enter the ear






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






5. Version of the nervous system that controls voluntary actions like petting or talking






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






7. A long tube that connects the mouth to the stomach






8. The science of life






9. Vertebrate animals that are warm - blooded with two legs - wings - feathers - and a beak or a bill and lay hardshelled eggs and have hollow bones suitable for flying






10. Glands that regulate response to stress by releasing adrenaline - a hormone that gives one extra energy and speed during extremely harmful of stressful situations






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






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






13. A type of amphibian thath as a long body - short legs and flattened tails for swimming






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






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






16. Liquid produced by salivary glands that helps break down chemicals and determine taste by traveling back to the tastebuds






17. 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






18. A meaty flavor sensed by the taste buds






19. A white - fatty substance that axons contain to speed up transmission of impulses






20. The bumps found on a tongue






21. The four pairs of chemical compounds that connect together in DNA






22. Cell organs that manufacture proteins






23. The inabiliy to hear sound






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






25. The mouth parts of an insect that are used to chew up food and wood for nests






26. The tiny threads that fungi attach to their food with






27. The physical breaking apart of food






28. The black spot that we all have in the center of our eyes






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






30. An overpopulation of algae that can cover huge areas of water and devestate ecosystems by blocking out the sunlight from other organisms or secrete poison into the water






31. Two organs in the lower back which the blood travels to get cleansed of urea






32. Temporary extensions of cytoplasm on a protozoan that they use to move






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






34. The way that a reptile reproduces by having the male's sperm inside the female's body






35. Cell organelle that moves waste - food and water inside a cell






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






37. Phase of mitosis - in which identical chromosomes seperate and move to opposite sides of the cell






38. Human body system that exchanges carbon dioxide for oxygen for breathing






39. Means that a plant has tiny vessels that transport water and food through the roots - stems and leaves






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






41. The lead organ of the endocrine system because it decodes messages from the brain to the other glands






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






43. A shield that protects pathogens from entering the body






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






45. Within scent organs that can detect more than 10000 odors






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






47. A type of symmetry that certain invertebrate animals have in which body parts are arranged in a circle around a central point - like the starfish






48. Neurons that transmit signals between sensory and motor neurons






49. The system of tissues that transports mainly sugars inside a plant to help it grow






50. Flexible feelers that an insect has that can be used to touch and smell