Test your basic knowledge |

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. Also known as messenger RNA. It carries out protein recipes from the DNA to the ribosomes






2. Muscles that move bones and work in teams to move the bones appropriately






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






4. Special skin cells that make the pigment melanin






5. A green pigment found inside the chloroplasts of leaves. It traps the energy of the sunlight






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






7. Portion of the tooth that connects the teeth to the jawbone






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






9. Layer of skin located beneath the epidermis and dermis which is mostly fatty tissue to protect the inner organs






10. Little glands located in the abdomen of a spider to make silk for spider webs






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






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






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






14. A thick hard layer of bone that is below the periosteum






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






16. Vibrations in the air around you






17. A clear but slightly yellow substance found in blood that includes antibodies - electrolytes and more






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






19. A meaty flavor sensed by the taste buds






20. The center of the chromosome that holds the structure together






21. Senses that are related to the body - like touch






22. Deoxyribonucleic acid - which is considered as a computer program for the body. located in the nucleus






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






24. The tissue inside the bones that blood is made in






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






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






27. Gland that secretes the hormone insulin - which regulates one's blood sugar






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






29. The flow of blood within the heart itself






30. The series of reactions that occur in the body to convert food into energy






31. Part of the brain that monitors and controls all the automatic functions that keep people alive






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






33. Undeveloped plants with stored food in a protective covering






34. The passing of traits from parents to offspring






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






36. Extensions on a neuron that stretch out of its body and transmit messages throughout the nervous system






37. The tough - elastic skin of a sponge






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






39. The stems at the edge of the flower that contain the male sex cells called pollen






40. Cell organelle that stores water - waste products and food until needed






41. A group of animals that belong to the arthropod phylum that have no backbone and have an exoskeleton






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






43. A rod of stiffened tissue that develops into the backbone of a vertebrate as the animal grows






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






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






46. A peach fuzz that is light in color and no larger than 2 cm found on the underside of the arms in the body






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






48. Sacs that produce the body's hair






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






50. The jelly - like fluid that is inside the cell and is a mixture of chemicals and water