Respiratory substrates are

I.Carbohydrates

II.Fats

III.Proteins PTOLenis

IV. Vitamins.

Of these

Five boys A, B, C, D & E are sitting in a park in a circle, A is facing south west. D is facing south east. B and E are right opposite to A and D respectively and C is equidistant between D and B. Which direction is C facing to ?

A man earns Rs. 28,000 as monthly salary. His expenditure and savings are
given in the diagram. How much did he spend on entertaininent ?

1.Rent 13%

2.Travel 20%

3.Entertainment 7%

4.Savings 15%

5.Food 45%

The trader marks his gootis at 20% above cost price and allows 10% discount.
Then the gain per cent is

In a division sum the divisor is 12 times the quotient and 5 times the remainder.
If the remainder is 24. then the dividend is

The role of aluminium in aluminothermic process is

Match List I with List II correctly and select your answer using the codes given

below :List I - List II

a)Finely divided nickel 1.Oxidation

b)Acidified potassium dichromate 2. Reducing agent

c)Loss of electrons 3.Reduction

d)Gain of electrons4.Oxidising agent.

Codes :

Green manures can be obtained from which of the following ?

Electroplating is a process of coating one metal over the other metal by
electrolysis. In the electroplating of silver spoon with gold, the silver spoon must be taken as

Which of the following statements is/are correct?

1.During oxidation, addition of hydrogen takes place.

II.During oxidation, loss of electrons takes place.

II1.| During oxidation, gain of electrons takes place.

IV.During oxidation, addition of electropositive ion takes place.

of these