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A: Janus green B is a vital stain for lo...

A: Janus green B is a vital stain for locting mitochondria. ltBRgtR: Janus green is oxidesed by cytochrome oxidase present in mitochondria.

A

If both Assertion and Reson are true and the Reason is the correct expalanatio of the Assertion.

B

If both Assertion and Reson are true and the Reason is not the correct explain of the Assertion.

C

If Assertion is true, but Reason is false.

D

If both Assertion and Reason are flase.

Text Solution

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The correct Answer is:
B
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Salts A, B, C, D and E undergo reactions (i) to (v) respectively. Identify the anion present in these salts on the basis of these reactions. Tabulate your answers in the format given below: (i) When silver nitrate solution is added to a solution of A, a white precipitate, insoluble in dilute nitric acid, is formed. (ii) Addition of dilute hydrochloric acid to B produces a gas which turns lead acetate paper black. (iii) When a freshly prepared solution of ferrous sulphate is added to a solution of C and concentrated sulphuric acid is gently poured from the side of the test-tube, a brown ring is formed. (iv) When dilute sulphuric acid is added to D a gas is produced which turns acidified potassium dichromate solution from orange to green. (v) Addition of dilute hydrochloric acid to E produces an effervescence. The gas produced turns lime water milky but does not affect acidified potassium dichromate solution.

CENGAGE BIOLOGY ENGLISH-CELL: STRUCTURE AND FUNCTIONS-ARCHIVES
  1. A: Janus green B is a vital stain for locting mitochondria. ltBRgtR: J...

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  2. Which one of the following is not a part of cell membrane ?

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  3. Select the wrong statement from the following

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  4. Vacuole in a plant cell

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  5. The two sub- units of ribosomes remain united at a critical ion...

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  6. Cellulose is the major component of cell walls of

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  7. Polysome is formed by

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  8. Keeping in view the fluid mosaic model for the structure of cel...

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  9. Middle lamella mainly contains

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  10. Stroma in the chlorplasts of higher plant contains

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  11. Cytoskeleton is made up of

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  12. Plasmodesmata are

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  13. The plasma membrane consists mainly of

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  14. The main arena of various types of activities of a cell is

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  15. Which one of the following has its own DNA ?

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  16. which one of the following structures between two adjacent cells is an...

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  17. Identify the components labelled A, B, C and D in the diagram ...

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  18. An elaborate network of filamentous proteinaceous structures present i...

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  19. What are those structures that appear as 'beads'-on-string' in the chr...

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  20. Peptide synthesis inside a cell takes place in

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  21. Important site for formation of glycoproteins and glycolipids is

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