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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 redness of the sea caused by the overpopulation of dinoflagellates






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






3. A group of mammals with pouches for infants who are not fully developed when they are born






4. Undeveloped plants with stored food in a protective covering






5. Special skin cells that make the pigment melanin






6. Openings found on leaves that absorb carbon dioxide from the air






7. The various organs of a cell that produce food - get rid of waste






8. Body part of a fish used for protection






9. Gymnoperm plants that produce male and female cones






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






11. Warm - blooded and maintains a constant body temperature






12. Lobe of the cerebrum that controls memory






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






14. Located in the stomach - it burns the bacteria off the food you eat






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






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






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






18. Hormone released by the testes that causes voice changes - muscle mass - and facial hair






19. 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






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






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






22. A trait in heredity that appears more frequently in the offspring






23. Creatures found sucking nutrients from dead animals and plants by breaking down their remains






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






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






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






27. Phase of mitosis - in which spindle fibers start to disappear and it becomes harder to see them and each of the seperated chromosomes creates a separate nucleus to






28. The cell organelle that breaks down food and releases energy






29. The body of an arachnid that contains most of their organs






30. The most popular form of the invertebrate that is extremely tiny and lives in the soil and can be plant parasites - decomposers - or predators






31. A substance found in red algae that is put in pudding and toothpaste to make them smooth






32. Angiosperms that have one seed leaf inside of their seeds






33. When chemicals called enzymes break food up into molecules that can be absorbed






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






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






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






37. Tubes that the urine from the kidneys travels through to the bladder






38. Cell organs that manufacture proteins






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






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






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






42. A neuron cell's body






43. The thick - milkshake consistency that food becomes once it is digested in the stomach






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






45. The process in which the body collects oxygen






46. Protozoans that move with cillia and have two nuclei - the micro nucleus and the macro nucleus






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






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






49. A special kind of skin with hair in it located in your nose






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