The Living World

Topics in this chapter

• Defining Properties of Life
• Taxonomic Classification Hierarchy
• Binomial Nomenclature Rules
• Taxonomic Keys and Identification
• Taxonomic Aids and Collections

Cheat sheet

Practice questions

1. Question 1Q-DAE7E8

   Which of the following properties is considered a defining property of all living organisms without any exception?

   1. A.Growth from the inside
   2. B.Reproduction
   3. C.Consciousness and cellular organization
   4. D.Ability to make sound
   See the answer and solution
2. Question 2Q-19BAA7

   Match the taxonomic categories in List I with their correct suffixes for plants in List II and select the correct option:

   List I:

   1. Division
   2. Class
   3. Family
   4. Order

   List II: I. -ales II. -phyta III. -aceae IV. -opsida

   1. A.1-II, 2-IV, 3-III, 4-I
   2. B.1-I, 2-II, 3-IV, 4-III
   3. C.1-IV, 2-I, 3-III, 4-II
   4. D.1-II, 2-III, 3-I, 4-IV
   See the answer and solution
3. Question 3Q-7CCFEA

   As we go higher from species to kingdom in a taxonomic hierarchy, what happens to the number of common characteristics?

   1. A.Increases
   2. B.Decreases
   3. C.Remains constant
   4. D.First increases then decreases
   See the answer and solution
4. Question 4Q-93F518

   Which of the following organisms retain their fertility even though they are incapable of sexual reproduction due to being sterile?

   1. A.Mules
   2. B.Worker bees
   3. C.Infertile human couples
   4. D.None of the above
   See the answer and solution
5. Question 5Q-CB029B

   Which of the following statements regarding the universal rules of binomial nomenclature is incorrect?

   1. A.Biological names are generally derived from Latin and printed in italics.
   2. B.The first word in a biological name represents the genus while the second component denotes the specific epithet.
   3. C.Both the words in a biological name, when handwritten, are separately underlined to indicate their Latin origin.
   4. D.The specific epithet starts with a capital letter while the generic name starts with a small letter.
   See the answer and solution