MCQ ON NUTRITIONAL REQUIREMENTS OF BACTERIA | MICROBIOLOGY MCQ WITH ANSWERS

 

MICROBIOLOGY MCQ 

MULTIPLE CHOICE QUESTIONS

NUTRITIONAL REQUIREMENTS OF BACTERIA

1. Bacteria which obtain energy from sunlight are called

 A)chemotrophs 
B)organotrophs
C)lithotrophs
D)phototrophs

... Answer is D)
Bacteria which obtain energy from sunlight are called as phototrophs "

2.The organism which obtain their energy from chemicals are designated as

A) Phototrophs
B) Chemotrophs
C) Organotrophs
D) Autotrophs

... Answer is B)
The organism which obtain their energy from chemicals are designated as Chemotrophs .

3. The organisms which can use reduced inorganic compounds as electron donors are known as.

A)phototrophs
B)lithotrophs
C)Organotrophs
D)Chemotrophs

... Answer is B)
The organisms which can use reduced inorganic compounds as electron donors are known as lithotrophs

4. Bacteria which use organic compounds as electron donor are called

A)phototrophs
B)lithotrophs
C)Organotrophs
D)Chemotrophs

... Answer is D)
Bacteria which use organic compounds as electron donor are called as Organotrophs . "

5. Some bacterial species gain energy from light and used inorganic compounds (H2S) as source of electron they are called as

A) Photolithotrophs
B) Chemolithotrophs
C) Photoorganotrophs
D) Chemolithotrophss

... Answer is A )
Some bacterial species gain energy from light and used inorganic compounds (H2S) as source of electron they are called as Photolithotrophs .

6.bacterial species gain energy from light and used organic compounds such as fatty acids & alcohols as source of electron they are called as

A) Photolithotrophs
B) Chemoorganotrophs
C) Photoorganotrophs
D) Chemolithotrophs

... Answer is C)
bacterial species gain energy from light and used organic compounds such as fatty acids & alcohols as source of electron they are called as Photoorganotrophs .

7. Which of the following bacteria can grow both as chemolithotrophs or as chemoorganotrophs?

A) Nitrosomonas sp.
B) Pseudomonas pseudoflava
C) Rhodospirillum rubrum
D) Chromatium okenii

... Answer is B)
Pseudomonas pseudoflavagrow both as chemolithotrophs or as chemoorganotrophs?"

8. Bacterial species require organic compounds as a source of carbon, such species are called as

A) Autotrophs
B) Heterotrophs
C) Phototrophs
D) Chemotrophs

... Answer is B)
Bacterial species require organic compounds as a source of carbon, such species are called as Heterotrophs .

9.All organisms require carbondioxide, However, some can use CO2 as their sole source of carbon. Such organisms are termed as

A) Autotrophs
B) Photoorganotrophs
C) Phototrophs
D) Chemotrophs

... Answer is A)
All organisms require carbondioxide, However, some can use CO2 as their sole source of carbon. Such organisms are termed asAutotrophs .

10.Which of the following is the nutritional characterization of Escherichia coli?

A) Chemotrophic
B) Organotrophic
C) Autotrophic
D) Chemotrophic, Organotrophic, Heterotrophic

... Answer is D)
nutritional characterization of Escherichia coli is Chemotrophic, Organotrophic, Heterotrophic "

11. Staphylococcus aureus species required which types of growth factor for growth

A) Thiamin
B) Pyridoxine
C) Cobalamine
D) Riboflavine

... Answer is A)
Staphylococcus aureus species required Thiamin as growth factor for growth

12. Some organisms capture the energy of sunlight and convert it into the chemical energy are called

A) Photoautotrophs
B) Photoorganotrophs
C) Phototrophs
D) Chemoautotrophs

... Answer is A)
Some organisms capture the energy of sunlight and convert it into the chemical energy are called Photoautotrophs.