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5 Written Questions

5 Matching Questions

  1. Xerophytes
  2. Antifreeze
  3. Adaptations
  4. Hypothalamus
  5. Homeostasis
  1. a Plants with characteristics that enable resistance to drought and life in very arid areas.
  2. b The maintentance of a relatively stable internal environment.
  3. c Features that assist an organism to survive in a particular habitat.
  4. d Compound that when added to a fluid loewrs the freezing point of the fluid.
  5. e Region of the brain responsible for essential fuctions associated with the autonomic nervous system.

5 Multiple Choice Questions

  1. Homrone which increases reabsorption of water into the blood from the distal tubules and collecting ducts of nephrons in the kidney.
  2. Part of the neuron that contains the nucleus. Also called the soma.
  3. Organism that is able to maintain an internal body temperature within a narrow range. Endothermic.
  4. Organims whose body temperature varies with the external environment. Ectothermic.
  5. Neurons that transmit information about changes in external or internal conditions to the central nervous system. Also called sensory neurons.

5 True/False Questions

  1. OsmosisThe net movement of water across a partially permeable membrane without an input of energy and down a concentration gradient.

          

  2. CuticleWaxy outer layer on a leaf.

          

  3. NeuronsNerve cells.

          

  4. Negative feedbackFeedback that tends to stabilize a process or conditions by reducing its rate or output when its effects are too great.

          

  5. Effector neuronsNeurons that transmit information about changes in external or internal conditions to the central nervous system. Also called sensory neurons.

          

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