NEET

Baculoviruses are excellent candidates for

species-specific narrow spectrum pesticidal applications.
species-specific broad spectrum pesticidal applications.
species-specific narrow spectrum insecticidal applications.
species-specific broad spectrum insecticidal applications.

BOD refers to

bacteria oxygen demand
biochemical oxygen demand
biochemical operation demand
biological organism demand

Which one of the following statement is true?

The greater the BOD of waste water, more is its polluting potential.
The greater the BOD of waste water, less is its polluting potential.
The lesser the BOD of waste water, more is its polluting potential.
The lesser the BOD of waste water, less is its polluting potential.

Acetic acid is produced with the help of

Albugo species
Acetobacter species
Aspergillus species
Lactobacillus species

Solution

The bacterium, Acetobacter aceti is used for the production of acetic acid in industries. It is mainly used in pharmaceutical industries, colouring agent, insecticides and plastics.

Which of the following organic acids was produced by fermentation?

Citric acid
Oxalic acid
Lactic acid
Propionic acid

Solution

Lactic acid, CH₃CH(OH)COOH is also obtained from milk.

Which of the following is the pair of bio-fertilizers?

Azolla and blue green algae
Nostoc and legume
Rhizobium and grasses
Salmonella & E. coli

Primary sludge is used for

preparation of compost
preparation of manure
biogas production
All of these

Indicator of water pollution is

E. coli
Chlorella
Beggiatoa
Ulothrix

IPM is

International Pest Management Programme.
International Pesticide Management Programme.
Integrated Pest Management Programme.
Internal Pest Management Programme.

Antibiotics are used to treat diseases like

plague
whooping cough, diptheria
leprosy
All of these

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