Home
Class 12
BIOLOGY
Azotobacter and Bacillus polymyxa are...

Azotobacter and Bacillus polymyxa are

A

Decomposers

B

Nonsymbiotic nitrogen fixers

C

Symbiotic nitrogen fixers

D

Pathogenic bacteria

Text Solution

Verified by Experts

The correct Answer is:
B
Azotobacter and Bacillus polymyxa are free living or non-symbiotic nitrogen fixing bacteria of soil, which increase fertility of soil and hence yield of crop plants.
Promotional Banner

Topper's Solved these Questions

  • BIODIVERSITY AND CONSERVATION

    ERRORLESS |Exercise Biodiversity And Conservation|194 Videos

  • BIOME AND BIOGEOCHEMICAL CYCLES

    ERRORLESS |Exercise Biome And Biogeochemical Cycles|106 Videos

Similar Questions

Explore conceptually related problems

Azotobacter and Polymyxa are example of

Bacillus subtilis are

Azotobacter and Beijerinckia are examples of

Azotobacter and Beijerinckia are examples of :

Bacteria Azotobacter and Clostridium drive the ...... cycle.

Bacillus ramosus and Bacillus vulgaris are examples of

Azotobacter bacterium is anaerobic/aerobic free living N_2 -fixer.

A farmer adds Azotobacter culture to soil before sowing maize. Which mineral element will be replenished by doing so?

Bacillus anthrosis causes

A farmer adds Azotobacter culture to the soil before sowing maize. How does it increase the yield of maize?