Biology Forums - Study Force

When a sucrose molecule is decomposed to yield a glucose molecule and a fructose
  molecule,
 
  A) dehydration synthesis occurs. B) a water molecule is used.
  C) a water molecule is released. D) starch is consumed.

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(Question 2) Which type of tissue lines the follicles of the thyroid glands?
 
  A) Stratified cuboidal epithelium B) Simple cuboidal epithelium
  C) Glandular epithelium D) Simple squamous epithelium

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(Question 3) Homeostasis exists if concentrations of water, nutrients, and oxygen in the body are
  balanced and heat and pressure __________.
 
  A) remain within certain limited ranges
  B) increase when the body is stressed
  C) decrease steadily
  D) fluctuate greatly between very high and low values

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(Question 4) The first electron shell of an atom can hold a maximum of
 
  A) 1 electron. B) 4 electrons. C) 8 electrons. D) 2 electrons.

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(Question 5) In dehydration synthesis of a carbohydrate,
 
  A) the molecule is decomposed into carbon dioxide and water.
  B) monosaccharides are joined.
  C) larger molecules are decomposed into smaller ones.
  D) water molecules bond to monosaccharide molecules.

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(Question 6) Which of the following must the human body obtain from the environment in order to
  survive?
 
  A) Water B) Wastes
  C) Carbon dioxide D) Nitrogen

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(Question 7) The atoms of the isotopes of a particular element vary in the number of
 
  A) protons. B) nuclei. C) neutrons. D) electrons.

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(Question 8) About 90 of all cancers originate from
 
  A) connective tissue. B) muscle tissue.
  C) nervous tissue. D) epithelium.

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(Question 9) A blood clot stimulating further clotting is an example of
 
  A) a process turning itself off. B) nervous system communication.
  C) a positive feedback mechanism. D) a negative feedback mechanism.

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(Question 10) The atomic weight of an element whose atoms contain 8 protons, 8 electrons, and 8
  neutrons is
 
  A) 16. B) 24. C) 32. D) 8.

1) B

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2) B

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3) A

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4) D

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5) B

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6) A

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7) C

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8) D

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9) C

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10) A

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