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The bottled juices are clarified by the ...

The bottled juices are clarified by the use of

A

Amylase, Lipase

B

Lipase, Protease

C

Pectinase, protease

D

Zymase, Lipase

Text Solution

Verified by Experts

The correct Answer is:
C
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A chemist opened a cupboard to find four bottles containing water solutions, each of which has lost its label. Bottles 1,2,3 contained colourless solutions, Whilst bottle 4 contained a blue solution. The labels from the bottles were lying scattered ont he floor of the cupboard. They were copper (II) sulphate sodium carbonate lead nitrate hydrochloric acid By mixing sammples of teh contents of the bottles, in pairs, the chemist made the following observations: (i) Bottle 1 + Bottle 2 white precipitate (ii) Bottle 1 + bottle 3 white precipitate (iii) Bottle 1 + Bottle 4 white precipitate (iv) Bottle 2 +Bottle 3 colourless gas evolved (v) Bottle 2+ Bottle 4 no visible reaction (vi) bottle 3 +bottle 4 blue precipitate Q. Colourless solution present in bottle-1 is:

A chemist opened a cupboard and found four bottles containing water solutions, each of which had lost its label.Bottles 1,2,3 contanied colourless solution, while bottle 4 contained a blue solution.The labels from the bottles were lying scattered on the floor of the cupboard.They were: copper (II) sulphate, Hydrochloric acid lead nitrate , Sodium carbonate By mixing samples of the contents of the bottles, in pairs , the chemist made the following observations : Bottle 1 +Bottle 2 to White precipitate is formed. Bottle 1 +Bottle 3 to White precipitate is formed. Bottle 1 +Bottle 4 to White precipitate is formed. Bottle 2 +Bottle 3 to Colourless and odourless gas is evolved. Bottle 2 +Bottle 4 to No visible reaction is observed. Bottle 3 +Bottle 4 to Blue precipitate is formed. With the help of the above observations answer the following questions. Which one of the following bottles develops deep blue with aqueous ammonia ?

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A chemist opened a cupboard to find four bottles containing water solutions, each of which has lost its label. Bottles 1,2,3 contained colourless solutions, Whilst bottle 4 contained a blue solution. The labels from the bottles were lying scattered ont he floor of the cupboard. They were copper (II) sulphate sodium carbonate lead nitrate hydrochloric acid By mixing sammples of teh contents of the bottles, in pairs, the chemist made the following observations: (i) Bottle 1 + Bottle 2 white precipitate (ii) Bottle 1 + bottle 3 white precipitate (iii) Bottle 1 + Bottle 4 white precipitate (iv) Bottle 2 +Bottle 3 colourless gas evolved (v) Bottle 2+ Bottle 4 no visible reaction (vi) bottle 3 +bottle 4 blue precipitate Q. Chemical formula of white ppt. formed in observation (iii) is:

AAKASH INSTITUTE ENGLISH-MOCK TEST 37-EXAMPLE
  1. A Bioactive molecule, Cyclosporin-A used as an immuno-suppressive agen...

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  2. produced by bacterium Streptococcus and midified by genetic engineerin...

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  3. The bottled juices are clarified by the use of

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  4. How many of the following microbial products are produced by bacteria?...

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  5. Biogas includes all of the following, except

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  6. Select the correct statement regarding sewage and its treatment

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  7. When was the Ganga Action Plan started?

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  8. The technology of biogas production was developed in India due to the ...

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  9. Cattle dung is commonly used for biogas production because (a) Cattle ...

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  10. The ladybird beetle and dragonflies are useful to get rid of and res...

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  11. Which of the following shows symbiotic association with root nodules o...

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  12. Rotenone is obtained from

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  13. Bacillus thuringiensis is used to control

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  14. Select the incorrect option w.r.t. blue green algae.

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  15. Pheromones are chemical messengers that help insect in (a) Communicati...

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  16. Vesicular arbuscular mycorrhizae are

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  17. Select the correct option w.r.t. biocontrol agent which is effective a...

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  18. Select odd one w.r.t. insecticide.

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  19. In the treatment of sewage, primary treatment is used to remove

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  20. Study of cancer is called

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