List of practice Questions

Chrysophytes are

Ciliary movement occurs in most of our internal tubular organs which are lined by...A...epithelium. The coordinated movement of cilia in the ... B ... help us in removing dust particles. Passage of ova through female reproductive tract is facilitated by the...C ... movement. Identify A, Band C.

Choose the correct statement(s). (i) A dimensionally correct equation may be correct. (ii) A dimensionally correct equation may be incorrect. (iii) A dimensionally incorrect equation may be correct. (iv) A dimensionally incorrect equation may be incorrect.

Choose the incorrect pair from the matches given below

Choose the mismatched pair.

Choose the schematic diagram which properly represents pulmonary circulation in humans.

Choose the correct statement from amongst the following.

Choose the biodegradable pollutant out of the following:

Choose the correct option from the following :

Choose the correct option- I. RTI - Reproductive Tract Infections II. VD - Venereal Diseases III. STD - Sexually Transmitted Diseases IV. IVF - Intra Vaginal Transfer

Choose the correct sequence of the air passage in humans is

Chloroform on warming with Ag powder gives

Chloromethane on treatment with excess of ammonia yields mainly

Chlorophyll a appears_____ in colour and chlorophyll b appears_____ in colour in the chromatogram.

Chlorobenzene on treatment with acetyl chloride and anhyd. $ {AlCl_3}$ gives

Chlorofluorocarbon releases a chemical harmful to ozone

Chloroform and conc. $ {HNO_3}$ react to produce

Chloroform on treatment with conc. $ {HNO_3}$ gives

Chlorobenzene can be converted into phenol by heating in aqueous sodium hydroxide solution at a temperature of $623 \,K$ and a pressure of $300\,atm$. However the rate of reaction can be increased by presence of certain groups in benzene ring. What will be the order of reactivity of following compounds towards the above substitution reaction?

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Chlorobenzene is formed by reaction of chlorine with benzene in the presence of $AlCl_3$. Which of the following species attacks the benzene ring in this reaction?

Chlorobenzene on heating with NaOH at 623 K gives:

Which of the following is correct ?

Chlorine gas is passed into a solution of KF, KI and KBr and $CHCl_{3}$ is added. There is a colour in $CHCl_{3}$ layer. It is due to

Chlorine reacts with sodium hydroxide under various conditions to give

Chlorination of methane does not occur in dark because