Domain Bacteria and Archaea

1.

Multiple Choice

30 sec

1 pt

Which of the following statements show characteristics of Archaebacteria?

I. The cell walls do not contain peptidoglycan.

II. There are no membrane-enclosed organelles within their cytoplasm.

III. Their DNA consist of histone proteins.

IV. Their membrane lipid has unbranched hydrocarbon chain.

I, II and III

II, III and IV

I, II and IV

I, III and IV

2.

Multiple Choice

20 sec

1 pt

Which compound in the cell wall that causes a Gram positive bacteria stain purple in colour when it is treated with crystal violet dye?

Cellulose

Lipoprotein

Peptidoglycan

Lipopolysaccharide

3.

Multiple Choice

30 sec

1 pt

Cyanobacteria are

Photoheterotrophs

Photoautotrophs

Chemoautotrophs

Chemoheterotrophs

4.

Multiple Choice

20 sec

1 pt

Which of the following statements are TRUE about organisms in the Domain Bacteria?

I. Consist of bacteria and cyanobacteria

II. Some are photoautotrophs

III. Genetic material is a single stranded DNA

IV. Organelles are not present

I and II

I, II and III

I, II and IV

I, II, III and IV

5.

Multiple Choice

20 sec

1 pt

All answers listed below are true about bacteria except

all are prokaryotes

all are harmful

all are unicellular

they do not have nucleus

6.

Multiple Choice

20 sec

1 pt

What material is found in most bacterial cell walls?

Cellulose

Chitin

Peptidoglycan

Amylose

7.

Multiple Choice

20 sec

1 pt

A rod-shaped bacteria is called

spiral

bacillus

coccus

vibrio

8.

Multiple Choice

20 sec

1 pt

The Gram-positive bacteria stain purple because

they form endospore

they have cellulose layer

they have thin peptidoglycan layer

they have thick peptidoglycan layer

9.

Multiple Choice

20 sec

1 pt

Bacteria and Archaebacteria are both prokaryotes. How do they differ to each other?

Bacteria inhabit extreme environment while Archaebacteria inhabit diverse environment.

Bacteria inhabit diverse environment while Archaebacteria inhabit extreme environment.

Both inhabit diverse environment.

Both inhabit extreme environment.

10.

Multiple Choice

30 sec

1 pt

Prokaryotes are differentiated from eukaryotes by

lacking of true nucleus and cytoskeleton

lacking of membrane bounded organelle

the flagella do not show 9+2 microtubule arrangement

All choices are true.

11.

Multiple Choice

30 sec

1 pt

Which of the following statements concerning cyanobacteria is or are true?

Cyanobacteria are photosynthetic organism

Cyanobacteria are unicellular, some are filamentous, some are branched and form colonies

Cyanobacteria reproduce asexually by binary fission and fragmentation

All of the choices

12.

Multiple Choice

20 sec

1 pt

Which domain has cell wall containing peptidoglycan?

Bacteria

Archaea

Eukarya

13.

Multiple Choice

1 min

1 pt

Which domain has nucleus?

Bacteria

Archaea

Eukarya

14.

Multiple Choice

20 sec

1 pt

Which domain has membrane lipid with branched hydrocarbon?

Bacteria

Archaea

Eukarya

15.

Multiple Choice

10 sec

1 pt

What is the name of your current beautiful Biology lecturer? ^_^

Rashiqah

Rasyidah

Rashida

Angelina Jolie

16.

Multiple Choice

20 sec

1 pt

Which domain has DNA with no histone proteins?

Bacteria

Archaea

Eukarya

17.

Multiple Choice

20 sec

1 pt

Which bacteria has complex cell wall?

Gram positive bacteria

Gram negative bacteria

18.

Multiple Choice

20 sec

1 pt

Which bacteria has lipopolysaccharide?

Gram positive bacteria

Gram negative bacteria

19.

Multiple Choice

20 sec

1 pt

Which bacteria are more virulent?

Gram positive bacteria

Gram negative bacteria

20.

Multiple Choice

20 sec

1 pt

Which bacteria will stain blue or purple?

Gram positive bacteria

Gram negative bacteria

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