Microbes in Hum...

Micro-organisms that grow in milk and convert it to curd are commonly called _________.

Ethanol is commercially produced through a particular species of _________.

The puffed-up appearance of dough is due to production of?      

Which of the following bacterium produces butyric acid?

The most common fungal partners of mycorrhiza are _________ species.

Yeast is used in the production of:

Which of the followings is also called sac fungi that live parasitically and in various habitats?

On which of the following factors does the type of gas produced depend?

First organic acid produced by microbial fermentation is _________.

Vinegar is obtained from molasses with the help of:

Treatment of wastewater is done by:

Which of the following crop has been developed by genetic engineering in India?

Which of the following is not correct regarding the primary treatment of wastewater?

Which of the followings is mainly produced by the activity of anaerobic bacteria on sewage?

Secondary treatment of sewage is also called _________.

High value of BOD shows?

Which of the following is a gram-negative bacterium?

The common nitrogen-fixer in paddy fields is _________.

The most important of the symbiotic nitrogen-fixing bacteria which forms nodules on the roots of legume plants is _________.

Which of the following organisms not fix atmospheric nitrogen?

Organisms called Methanogens are most abundant in a _________.

Baculoviruses are pathogens that:

Assertion: Biofertilizers are organisms that enrich the nutrient quality of the soil.
Reason: Organic farming is the farming technique in which no chemical is used as fertilizers or insecticides.

The main source of bio-fertilizers is/are:

In which of the following microbes are not used extensively?
I. Converting milk into curd.
II. Making cheese of different flavour and taste.
III. Production of anti-viral drugs.
IV. Production of antibiotics.
V. As bio-fertilizers.
VI. Production of inorganic fertilizers.