Plant Kingdom Questions and Answers Part-1

1. Who suggested the five kingdom of classifications?
a) Robert Hooke
b) Joseph Dalton Hooker
c) Carolus Linnaeus
d) Whittaker

Answer: d
Explanation: Whittaker

2. The earliest classification used only
a) Physiological characters
b) Gross anatomical characters
c) Gross morphological characters
d) All of these

Answer: c
Explanation: The earliest classification used only gross morphological characters.

3. Artificial systems gave equal weightage to
a) Morphological and anatomical characters
b) Vegetative and sexual characters
c) Vegetative and anatomical characters
d) Morphological and sexual characters

Answer: b
Explanation: Artificial systems gave equal weightage to vegetative and sexual characters.

4. _______ characters are easily affected by environment
a) Sexual
b) Somatic
c) Anatomical
d) All of these

Answer: b
Explanation: Somatic characters are easily affected by environment.

5. Natural classification system developed were
a) Natural affinities amongst organism
b) Ultra structure and anatomy
c) Embryology
d) All of these

Answer: d
Explanation: All of these

6. The classification based on evolutionary history was
a) Phylogenetic classification
b) Artificial classification
c) Numerical classification
d) None of these

Answer: a
Explanation: The classification based on evolutionary history was phylogenetic classification.

7. Numbers and codes are assigned to the characters in
a) Cytotaxonomy
b) Chemotaxonomy
c) Numerical taxonomy
d) None of these

Answer: c
Explanation: Numbers and codes are assigned to the characters in numerical taxonomy.

8. Chemotaxonomy is based on
a) Information of chromosome number, structure and behaviour.
b) Chemical constituents of plants
c) All observable characters
d) Only sexual characters

Answer: b
Explanation: Chemotaxonomy is based on chemical constituents of plants.

9. According to phylogenetic classification the organisms belonging to same taxa
a) Are same in anatomy
b) Have same genetic constituent
c) Have a common ancestor
d) Have all same characteristics

Answer: c
Explanation: Have a common ancestor

10. The characters used to classify organism when no fossil evidence is supportive is
a) Numerical taxonomy
b) Cytotaxonomy
c) Chemotaxonomy
d) All of these

Answer: d
Explanation: All of these