Three Domains of Life
Three Domains of Life: Overview
This Topic covers sub-topics such as Eukaryotes, Archaebacteria and, Eubacteria
Important Questions on Three Domains of Life
Which of the two kingdoms have similar types of cells in the six-kingdom classification?

What is the importance of cyanobacteria ?

What are the types of Eubacteria ?

Are eubacteria multicellular?

How do eubacteria reproduce.


Which of the following is included in eukaryote?

In the light of recent classification of living organisms into three domains of life (bacteria, archaea, and eukarya), which one of the following statements is true about archaea?

On the basis of rRNA genes, bacteria are divided into:

The given diagram shows ultrastructure of plant cell. Select the correct option after identifying the parts labelled as A,B,C and D.
(i) | Plasma membrane | Chloroplast | Mitochondrion | Golgi complex |
(ii) | Plasma membrane | Mitochondrion | Chloroplast | |
(iii) | Cell wall | Mitochondrion | Chloroplast | |
(iv) | Cell wall | Chloroplast | Mitochondrion | Golgi complex |

Cotyledons are also called-

According to the three-domain classification, Methanococcus and Rhizobium belong to

Find incorrect match with respect to cell organelles given below.
a. ER
b. Golgi bodies
c. Plastids
d. Mitochondria
e. Vacuole
f. Peroxisome
g. Lysosome

A few statements are made about the characteristics of prokaryotic and eukaryotic cells. Mark the correct statement.
