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5 Written questions

5 Matching questions

  1. interphase
  2. stigma
  3. cerebellum
  4. somatic nervous system
  5. warm-blooded
  1. a Part of the brain. Makes sure that movements are coordinated and balanced.
  2. b The top part of the pistil, where pollen grains are received.
  3. c One half of the motor system of the peripheral nervous system. Responsible for voluntary, or conscious, movement. Neurons in this system target skeletal muscles and release the neurotransmitter acetylcholine.
  4. d The phase of the eukaryotic cell cycle in which the cell prepares for division, primarily by replicating its DNA. After interphase, the cell enters mitosis.
  5. e Animals that have developed fat and fur, hair, or feathers in order to retain heat produced by metabolic activities. Also known as endothermic. Warm-blooded animals are able to thrive in various climates, because they are minimally affected by environmental fluctuations in temperature.

5 Multiple choice questions

  1. Tissue that produces new vascular cells; lies between the xylem and phloem in dicot stems.
  2. A form of asexual reproduction in which plants produce genetically identical offshoots (clones) of themselves, which then develop into independent plants.
  3. A sugar compound consisting of two carbohydrate monomers.
  4. A digestive organ that releases enzymes into the small intestine. Also an endocrine gland that regulates glucose levels in the blood by the release of insulin or glucagon from specialized cells called islets of Langerhans.
  5. A lower terrestrial plant (often a moss or liverwort) that lacks a vascular system and is dependent on environmental moisture for reproductive and nutritive functions.

5 True/False questions

  1. natural selectionWhen selection pressures favor the average form of a trait.


  2. energy pyramidEnergy in a community can be depicted as a pyramid of food or biomass. The availability of food, biomass, and energy from the trophic level of producers up through each subsequent level on the food web is approximately 10 percent of that available in the previous trophic level.


  3. circadian rhythmsPollen-producing structure at the top of the stamen, the male reproductive organ of flowers.


  4. aphotic zoneLiterally, zone without light. The aphotic zone is part of the marine pelagic zone and begins 600 feet below the surface of the ocean. Only chemosynthetic organisms, scavengers, and predators are able to survive in this habitat.


  5. LeeuwenhoekAntonie van,Dutch clothing salesman (1632-1723) who made the first observations of bacteria and protozoa using single-lens microscopes of his own design.