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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 part of an arachnid that the mouth - eyes - and limbs are connected to






2. The long strands that DNA comes in. Two DNA molecules held together by a central structure






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






4. Hard substance that covers the root and anchors the tooth in place






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






6. Poison from the bloodstream






7. Hormone released by the pituitary gland that stimulates cell division - causing growth






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






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






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






11. The male sex cells of a flower






12. Layer of skin that is beneath the epidermis






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






14. An animal that does not move around - but is not dead






15. Nerve cells that carry messages back and forth from the body






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






17. A protist that uses sunlight to make food - like plankton and algae






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






19. Gives hair its strength and coloring






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






21. Larger and flatter teeth in the back that are used to crush food to mix with saliva to make it easier to swallow






22. 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






23. One of the small bones in the ear that receives vibrations from the anvil and passes it onto the stirrup






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






25. A type of invertebrate that has a long flat body and bilateral symmetry. Most are parasites and live off of other organisms






26. Human body system that gets rid of chemical wastes by flushing them out






27. The most common type of algae that produces half of the world's oxygen






28. Vibrations in the air around you






29. Complex molecules that cells use for all different types of jobs






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






31. Also known as bicuspids - they are the teeth used for crushing and chewing






32. Porrtion of the spinal chord that reflects impulses to and from the brain






33. The far - back molars that take forever to come out






34. Something that makes somebody sick






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






36. A neuron cell's body






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






38. Two pairs of elastic membranes that stretch across the larynx






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






40. Human body system that contains hormonal glands that control growth and reproduction






41. Pointed teeth that help tear the food apart






42. Hormone released by the ovaries that cauess breast development - body shape changes - and menustration






43. Single celled creatures that are too small to see and have a nucleus and live in moist or wet surroundings






44. Little bones found in the mouth that are responsible for cutting and crushing food






45. Gland that controls how fast your body cells burn energy






46. 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






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






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






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






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