Monascus purpureus is a yeast used commercially in the production of 

• ethanol

• streptokinase for removing clots from the blood vessels

• citric acid

• citric acid

A patient brought to a hospital with myocardial infarction is normally immediately given

• penicillin

• streptokinase

• cyclosporin - A

• cyclosporin - A

123.

Which one of the following is not a property of cancerous cells, whereas the remaining three are?

• They compete with normal cells for vital nutrients. 

• They do not remain confined in the area of formation

• They divide in an uncontrolled manner

• They divide in an uncontrolled manner

The initial step in the digestion of milk in humans is carried out by?

• Lipase

• Trypsin

• Diplotene

• Diplotene

Fructose is absorbed into the blood through mucosa cells of intestine by the process called

• active transport

• facilitated transport

• simple diffusion 

• simple diffusion 

Which one of the following microbes forms symbiotic association with plants and helps them in their nutrition?

• Azotobacter

• Aspergillus

• Glomus

• Glomus

Which one single organisms or the pair of organisms is correctly assigned to its or their named taxonomic group?

• Paramecium and Plasmodium belong to the same kingdom as that of Penicillium.

• Lichen is a composite organism formed from the symbiotic association of an algae and a protozoan.

• Yeast used in making bread and beer is a fungus.

• Yeast used in making bread and beer is a fungus.

Yeast is used in the production of

• citric acid and lactic acid

• lipase and pectinase

• bread and beer

• bread and beer

A nitrogen-fixing microbe associated with Azolla in rice field is

• Spirulina

• Anabaena

• Frankia

• Frankia

Which one of the following is an example of carrying out biological control of pests/diseases using microbes?

• Trichoderma sp. against certain plant pathgens

• Nucleopolyhedrovirus against white rust in Brassica

• Bt-cotton to increase cotton yield

• Bt-cotton to increase cotton yield