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5 Written questions

5 Matching questions

  1. amino acid
  2. endocrine system
  3. auxin
  4. Calvin cycle
  5. imprinting
  1. a Light-independent phase of photosynthesis, where carbon dioxide is fixed to a three-carbon compound used to form glucose. ATP and NADH are consumed in this cycle. Also called the Calvin-Benson cycle or the dark reactions.
  2. b Control system of the body that functions by releasing hormones into the bloodstream.
  3. c
    The monomer of a protein. A central carbon attached to an amino group (-NH2), a carboxyl group (-COOH), and a hydrogen atom (-H). The fourth group is variable and defines the amino acid's chemical identity.
  4. d Instinctual behavior in which social bonds are formed during early development. Typically used with the example of a newly hatched bird or other animal identifying and treating the first moving object it sees as its mother.
  5. e One in a class of plant hormones that stimulates (among other things) cell elongation, secondary tissue growth, and fruit development.

5 Multiple choice questions

  1. Region near the top of the nasal cavity with chemoreceptors and neurons that inform the sense of smell.
  2. The main component of the cytoplasm. It is a grayish, gel-like liquid containing the nucleus, organelles, and cytoskeleton.
  3. Part of the brain responsible for the control of involuntary functions such as breathing, cardiovascular regulation, and swallowing.
  4. The development of a species through evolution. A species forms when its members become reproductively isolated from all other organisms. Speciation can occur through geographic separation that eliminates gene flow or through adaptive radiation.
  5. A group of closely connected and similar cells that cooperate to generate a specific structure or specialized function within an organism.

5 True/False questions

  1. populationA rigid, chitinous protective structure that surrounds the bodies of arthropods and provides support.


  2. gallbladderAn organ that stores the bile produced by the liver and releases it to the small intestine during digestion.


  3. synapseThe unique role a population plays in a community. A niche includes all characteristics that define the way a population exists in a community, from where the members live to what they eat, when they sleep, and how they reproduce.


  4. consumerConsumers are heterotrophic organisms within the food web of a community. In the trophic levels of the food chain, primary consumers consume producers, secondary consumers consume primary consumers, and tertiary consumers consume secondary consumers.


  5. bloodRoughly spherical underground bud containing additional buds that can develop asexually into new plants.


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