MEDIUM
Earn 100

List a few symptoms of diseases caused by bacteria.

Important Questions on Living and Nonliving

EASY

Role of microbes in household food processing.

HARD
In which food would you find lactic acid bacteria? Mention some of their useful applications.
MEDIUM
Why does Swiss cheese have big holes? Give the name of the bacteria responsible for it.
HARD
Match the following list of microbes and their importance:
 
  Column I   Column II
A Lactobacillus (i) Production of genetically-engineered clot busters
B Monascus purpureus (ii) Production of citric acid
C Streptococcus (iii) Conversion of milk into curd
D Aspergillus niger (iv) Production of blood-cholesterol lowering agents
MEDIUM

Microbes are useful to human beings in diverse ways. If so, name the following:

Lactic acid-producing bacterium

EASY
Which one of the following statements is wrong?
HARD
Describe the process involved in the conversion of milk into curd.
EASY
Name the bacterium responsible for the large holes seen in ‘Swiss cheese’. What are those holes due to?
HARD
Mention the use of any three bacteria as biofertilizer.
MEDIUM
The microbes commonly used in kitchens are
HARD
Explain how the microbes such as Trichoderma polysporum, Streptococcus and Monascus purpureus are used in human welfare.
MEDIUM
Why does 'Swiss cheese' have big holes? Name the bacteria responsible for it.
EASY
The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals, include the:
HARD

An example of microbe in human welfare is given. Classify it under the headings given below: 

Some examples of microbes in human welfare are given. Classify them under the headings given below:

[Egs : Rhizobium, Propionibacterium sharmanii, Azospirillum, Lactic acid bacteria, Anabaena, Azotobacter, Aspergillus niger, Saccharomyces cerevisiae]

Microbes in household Microbe as Biofertilisers
   

 

MEDIUM
Explain the changes that milk undergoes when suitable starter/inoculum is added to it. How does the end product formed prove to be beneficial for human health?
EASY
Which among the following products of microbes is not obtained from fungi?