Assertion (A): Thermophiles can survive and reproduce at temperatures above 45°C.

Reason (R): Their enzymes and proteins contain more hydrogen bonds and salt bridges, making them heat stable.

#Question id: 10363

#Environmental Science

Free living nitrogen fixing takes place as shown in the following;

             TYPE                                                                                       N-FIXING GENERA

A) Cyanobacteria (blue-green algae)                                        i) Bacillus

B) Aerobic                                                                                     ii) Clostridium

C) Facultative                                                                              iii) Anabaena

D) Anaerobic nonphotosynthetic                                            iv) Rhodospirillum

E) Anaerobic photosynthetic                                                     v) Azospirillum

 Which of the following combination of free living nitrogen fixing bacteria is correct?

#Question id: 10364

#Botany

Which of the following is the most common type of symbiosis occurs between members of the plant family and soil bacteria?

#Question id: 10364

#Plant Biotechnology

Which of the following is the most common type of symbiosis occurs between members of the plant family and soil bacteria?

#Question id: 10364

#Life Sciences

Which of the following is the most common type of symbiosis occurs between members of the plant family and soil bacteria?

#Question id: 10364

#Applied Microbiology

Which of the following is the most common type of symbiosis occurs between members of the plant family and soil bacteria?

#Question id: 10364

#Bio-Informatics

Which of the following is the most common type of symbiosis occurs between members of the plant family and soil bacteria?