NEET - Multiple Choice question: Kingdom Monera

 1.Which of the following statement is not correct.

A. Members of monera are exclusively bacteria.

B. Their body organisation  are cellular 

C. Moneran have well developed nuclear membrane .

D. They have non cellulosic cell wall.

Answer : C Explanation 

2. Cell wall of Moneran are non cellulosic, composed of :

A. Polysaccharide & Amino acid

B. Amino acid & lipid 

C. Polysaccharides only

D. Amino acids only.

Answer ; A Explanation

3.  Consider the following mode of nutrition in Moneran and select the correct code:

1.Chemosynthetic Autotroph

2. Photosynthesis Autotroph

3. Saprotroph Heterotroph

4. Parasitic Heterotroph

A. 1, 2 and 3

B. 2, 3 and 4

C. 1, 3  and 4

D. 1, 2  3  and 4

Answer : D Explanation

4. Bacteria are divided into Coccus, Vibrio, Spirullum and Bacillus on the basis of :

A. Nutrition  B. Shape

C. Cell wall    D. Flagella

Answer : B Explanation

5. Which of the following pair in not correctly matched.

A. Coccus : Sherical

B. Bacillus : Rod shape

C. Vibrio : J shape

D. Spirullum : spiral 

Answer : C Explanation 

6. Consider the following statement and select the correct code:

1. Chemosynthetic autotrophs bacteria synthesised their food from inorganic substrate.

2. The majority of bacteria are heterotroph, derive nutrition from living organism or dead matter.

A. Only 1  B. Only 2

C. Both 1 and 2 

D. Neither 1 nor 2

Answer : C Explanation 

7. Archaebacteria are present in harsh climate and can survive in extreme condition due to having 

A.  Size & shape 

B.  Cell wall 

C.  Complex behaviour 

D. Simple body structure 

Answer : B  Explanation

8. Which of the following pair is not correct with respect to  Archaebacteria and their habitat condition .

A. Halophiles : Extreme temprature 

B. Methanogen  : Ruminent Gut of cow & Buffalo 

C. Methanogen : Marshy area

D. Halophiles : Salty Environment 

Answer: A Explanation 

10. Which group of Archaebacteria are found in  extremely hot and acidic climates  and can also  be found in hot springs.

A. Halophiles

B. Thermoacidophiles

C. Methanogen

D. Halophiles & Methanogen.

Answer: B Explanation

11. Which group of Archaebacteria produces biogas or gobar gas from the cow dung.

A. Halophiles

B. Thermoacidophiles

C. Methanogen

D. Halophiles & Methanogen.

Answer: C Explanation

12. Which of the following statement is Correct.

A. Archaebacteria are true bacteria.

B. Eubacteia are false bacteria.

C. All of the Eubacteia have flagella therefore they are motile.

D. Eubacteia are characteristic of rigid cell wall.

Answer: D Explanation

13. Which of the following statement is not Correct with respect to blue green algae or cyanobacteria.

A. They  have chlorophyll similar to green plants.

B. The cyanobacteria are unicellular, colonial or filamentous, freshwater or marine or terrestrial algae.

C. The colonies are generally surrounded by a gelatinous sheath.

D. All of the cyanobacteria

have flagella therefore they are motile.

Answer : D Explanation

14. Consider the following statement and select the correct code

1. Cyanobacteria often form bloom in polluted water.

2. Chemosynthetic bacteria help in recycling of nutrient like nitrogen phosphorus iron etc.

A. Only 1 B. Only 2

C. Both 1 and 2

D. Neither 1 nor 2

Answer : C Explanation

15. Which of the following statement is not correct.

A. Chemosynthetic bacteria use nitrite ammonia for the production of ATP.

B. Cyanobacteria fix atmospheric nitrogen by having special cell called heterocyst.

C. Methanogen produce biogas from the cattle dung.

D. Nostoc and Anabaena are chemosynthetic Autotrophs

Answer : D Explanation

16. Heterotrophic bacteria is not involved in

A. Formation of curd

B. Formation of Antibiotics

C. Fixation of Nitrogen in legume

D. Formation of ATP by using nitrite, nitrate and ammonia.

Answer: D Explanation

17. Which group of bacteria damage the crop and causes various disease to humans being.

A. Chemosynthetic bacteria

B. Photosynthetic bacteria

C. Heterotrophic bacteria

D. Autotrophic bacteria

Answer : C Explanation

18. Bacteria reproduce mainly by the

A. Fission

B. Spore

C. Sporulation

D. Budding

Answer : A Explanation

19. Consider the following mode of reproduction of bacteria , take place during unfavourable condition and select the correct code:

1. Fission 2. Budding

3. Spore formation

4. Exchanges of genetic matter

A. 1 and 4 B. 2 and 4

C. 3 and 4 D. 1 and 2

Answer : C Explanation

20. Which of the following statement is not correct for the Mycoppasma.

A. They are pathogen and disease causing agent of plants and animals

B.They do not have cell wall .

C. They can not survive without oxygen.

D. Mycoplasma are one of the smallest cell.

Answer: C Explanation