MICROBES IN HUMAN WELFARE Set 9

1.

What will your conclude, when a cow is crossed to a bull and the female progeny is yielding more milk than its mother?

More number of genes for high yielding milk are inherited, only from the female parent More number of genes for high yielding milk are inherited only from the male parent More number of genes for high yielding milk are inherited from both the parents The progeny through mutation achieved more number of genes for high yielding milk NULL NULL NULL

2.

CFCL is situated at

Delhi Faridabad Mumbai Amritsar NULL NULL NULL

3.

Insecticides usually act upon

Digestive system Nervous system Circulatory system Muscular system NULL NULL NULL

4.

Study the following flow chart of biogas production and select the correct option for

and

A-Methanogenic bacteria, B-Fermentative microbes, C-

and hydrogen (biogas) A-Anaerobic microorganisms, B-Methanococcus, C-

and nitrogen (biogas) A-Fermentative microbes, B-Methanogenic bacteria, C-

and methane (biogas) A-Aerobic microorganisms, B-Methanobacter, C-

and methane (biogas) NULL NULL NULL

5.

Which of the following is used as biofertiliser?
I. Cyanobacteria
II. Yeast
III. Symbiotic bacteria
IV. Free living bacteria
Choose the correct option

I, II and III I, III and IV II, III and IV I, II and IV NULL NULL NULL

6.

A commonly used mastigator called ‘supari’ is obtained from the plant

Acacia catechu Areca catechu Piper betel None of these NULL NULL NULL

7.

Which of the following is not used as a biopesticide?

Bacillus thuringiensis Trichoderma harzianum Nuclear Polyhedrosis Virus (NPV) Xanthomonas campestris NULL NULL NULL

8.

Which one of the following is not a biofertilizer?

Rhizobium Nostoc Mycorrhiza Agrobacterium NULL NULL NULL

9.

Which of the following is used as ‘clotbuster’. For removing clots from blood vessels of patient who have undergone myocardial infartion

Ethanol Statins Cycloporin-A Streptokinase NULL NULL NULL

10.

Which of the following is an endogenic species of earthworm?

Octochaetona serrata Lampito mauritti Lumbricus terrestris All of the above NULL NULL NULL

MICROBES IN HUMAN WELFARE Set 9

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MICROBES IN HUMAN WELFARE Set 9

Answer & Solution

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