Question

Which microbe is used to make curd from milk?

• A. Bacteria
• B. Virus
• C. Fungi
• D. Protozoan

Answer 1

The correct option is A

Bacteria

The correct option is (A):
Explanation for the correct option:

1. Bacteria are the single-celled microbes which are heterotrophic in nature.
2. Bacteria help in food preparation and fermentation.
3. Lactobacillus is the microbe which converts milk into curd under specific temperature.

Explanation for incorrect options:

Option (B):

1. Virus is considered as the connecting link between living and non-living.
2. These are the microbes and are only visible with an electron microscope.
3. Viruses act as non-living outside the host cell and don't show any activity.

Option (C):

1. Fungi are non-green multicellular plant-like organisms.
2. Fungi are heterotrophic in nature and therefore can't prepare their own food.
3. Fungi like yeast are the microbes capable to perform fermentation.

Option (D):

1. Protozoa is a microscopic eukaryotic organism which can be unicellular or multicellular.
2. Protozoan are animal-like organisms and are motile.
3. Examples- Amoeba, Paramecium

Final answer: Bacteria is used to make curd from milk.