0. Classification

Question 1

*In Plantae, five groups are included –

Answer 1

1. Algae
2. Bryophytes
3. Pteridophytes
4. Gymnosperms
5. Angiosperms

Question 2

It includes all eukaryotic chlorophyll-containing organisms commonly called.

Answer 2

Plants

Question 3

A few members are partially heterotrophic like
I. Insectivorous plants -
II. Parasites -

Answer 3

I. Bladderwort and Venus fly trap
II. Cuscuta

Question 4

The life cycle of plants has two distinct phases (that alternate with each other) -

Answer 4

1. Diploid sporophytic
2. Haploid gametophytic

Question 5

System of Biological Classification -

Answer 5

I. Artificial Classification systems
II. Natural Classification systems
III. Phylogenetic Classification Systems

Question 6

Topic - Artificial Classification systems

Question 7

Artificial Classification systems were given by -

Answer 7

Aristotle & Linnaeus

Question 8

______ was the earliest to attempt a more scientific basis for classification that used only gross superficial morphological characters, including color, number habits and shape of leaves, etc.

Answer 8

Aristotle

Question 9

Aristotle used simple morphological characters to
classify:
I. Plants -
II. Animals -

Answer 9

I. Trees, shrubs, and herbs
II. Red blood (Enaima) and not Red blood (Anaima).

Question 10

Aristotle is called the Father of:

Answer 10

I. Father of Zoology
II. Father of Biology
III. Father of Embryology

Question 11

Linnaeus’s artificial system of classification was based on the ______.

Answer 11

Androecium structure (external features)

Question 12

An artificial system of classification is not acceptable because

Answer 12

As the vegetative characters are more easily affected by the environment.

Question 13

Topic - Natural Classification systems

Question 14

Such a classification for flowering plants is given by ______ & ______.

Answer 14

George Bentham and Joseph Dalton Hooker

Question 15

These are based on natural affinities among organisms and considered not only external structures but also internal structures like:

Answer 15

Like Ultra-structure, anatomy, embryology, and phytochemistry.

Question 16

They considered characters that are permanent and do not change with the environment.
T/F

Answer 16

True

Question 17

Topic - Phylogenetic Classification Systems

Question 18

These are based on evolutionary relationships.
T/F

Answer 18

True

Question 19

Branches of Taxonomy are divided into -

Answer 19

I. Numerical Taxonomy
II. Cytotaxonomy
III. Chemotaxonomy

Question 20

Numerical taxonomy is based on all observable characteristics. It is easily carried out using computers.
T/F

Answer 20

True

Question 21

Numbers & codes are assigned to all the characters, and the data are processed. Thus, hundreds of characters can be considered to give equal importance.
T/F

Answer 21

True

Question 22

Cytotaxonomy is based on cytological information like chromosome number, structure, behavior, etc.
T/F

Answer 22

True

Question 23

Chemotaxonomy uses chemical constituents of plants like ______ to resolve the confusion.

Answer 23

DNA sequence and chemical nature of Protein