Kingdom Monera Kingdom Protista - Questions & Answers | Exam2Win

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6. Pasteurization is performed at

A. 100° for 15 minutes

B. 82° for 30 minutes

C. 72° for 20 minutes

D. 62° for 30 minutes

Explanation:

7. Photosynthetic bacteria include

A. Nitrobacter and Nitrosomonas

B. Chlorobium and Rhodospirillum

C. Streptococcus and Staphylococcus

D. Chlorobium and Clostridium

Explanation:

8. The cell wall of bacteria contains

A. Cellulose

B. Hemicellulose

C. Peptidoglycan

D. All the above

Explanation:

9. The chemotherapeutic substance derived from living organisms that has an inhibitory effect on parasitic organisms is known as

A. Exotoxin

B. Bacteriocide

C. Antibody

D. Antibiotic

Explanation:

10. Archaebacteria found in salt pans and salt marshes are

A. Methanogens

B. Thermoacidophiles

C. Ruminant symbionts

D. Halophiles

Explanation: