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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. Multi - celled organisms that eat food to survive






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






3. An organ that reptiles have inside of the roof of their mouth to taste and smell

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4. Human body system that helps humans make more humans






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






6. The male sex cells of a flower






7. Finger - like organs that line up the small intestine that absorb the nutrients as they pass by






8. The redness of the sea caused by the overpopulation of dinoflagellates






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






10. Neurons that transmit signals between sensory and motor neurons






11. The material that is used to control all






12. The idea that the earliest forms of living organsims were made out of RNA and not DNA. Life forms based on RNA evolved to the life forms that we see today






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






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






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






16. An operation that removes the appendix during appendicitis






17. The smallest amount of living matter that is the unit of structure and function for all organisms






18. A soft layer of bone that is below the compact bone






19. Vertebrate - back - bone bearing animals - like frogs - salamanders and newts. Born in the water - live on land and breed in the water. They are also cold - blooded






20. Heart chamber that is filled blood from the lungs that has oxygen and is ready to go through the body






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






22. Gymnoperm plants that produce male and female cones






23. The nuclei of a cilliate protozoa that controls reproduction






24. Prokaryotic cells that are the oldest forms of life on Earth and survive in extreme conditions like hot springs - salt lakes - and underwater trenches






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






26. Tough muscle tissue that connect bones to muscle






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






28. Feathers on birds that grow on their wing and tail and help steer the bird as it moves through the air






29. Animals with backbones or spinal columns - includes fish - mammals - amphibians - reptiles - birds






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






31. Hormone released from the adrenal glands during times of stress by raisng heart rate and blood pressure






32. The tough - elastic skin of a sponge






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






34. One of the five senses that is experienced all over the body






35. Undeveloped plants with stored food in a protective covering






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






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






38. Gives hair its strength and coloring






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






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






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






42. The outer layer of a cell that serves as a wall to let food in and let waste out






43. The outermost layer of hair and is sort of a protective outer layer






44. A condition in which the appendix gets inflamed and can be painful






45. Three layers of connective tissue that protect the spinal chord






46. Joint found in the knees that are less flexible but much more stable






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






48. Prokaryotic cells that comes in many shapes - including spears - rods - and spirals and found in air - water - and living things






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






50. Organ beneath the papillae of a tongue that enables one to taste things