Intestine of earthworm contain a special organ which help in absorption. Identify the organ.

Name the structures which help in locomotion in Earthworm.

Name the organisms which are not included in any of the kingdoms.

Which one is primary sex organ?

Identify the possible alkenes that would be formed on dehydrohalogenation of the following organic halides with alcoholic KOH. Also identify the major alkene formed 1-chloropentane

Identify the possible alkenes that would be formed on dehydrohalogenation of the following organic halides with alcoholic KOH. Also identify the major alkene formed 2-chloropentane

The names of some organic compounds are given below. Identify the worng ones and cor-rect them.

During a seashore visit, a student collected two organisms. Observing the morphology, it is clearthat the organisms are radially symmetrical. One of them shows bioluminescene. a) To which phylum does this organism belong? b) Identify the possible phyla to which the other organism can be included. c) Which distinctive feature ofthis organism will help you to categorize it into a particular phylum?