Organ level of organization in living things is found in?

Diagrams X  and  Y above are illustrations of transverse sections of a part of plants. study them and answer this question

which of the following statements is not correct?  Diagrams X and Y are sections of  

sources of air pollutants are?

The body of a snail is divided into head?

Diagrams X and Y above are illustrations of transverse sections of a part of plants, Study them and answer this question.

The part responsible for conducting water and dissolved mineral salts from the soil to the leaves is labelled