Question

write short notes:- a)meristematic tissue. b)xylem. c)striated muscles. d)agro-complementary business. e)genetic engineering. f)sericulture. which question is very important among these?

Answer 1

(a) Meristematic cells give rise to various organs of the plant and keep the plant growing. There are three types ofmeristematic tissues: apical( at the tips), intercalary(at middle) and lateral (at the sides). ... Furthermore, the cells are small and protoplasm fills the cell completely.

(b) The most distinctive xylem cells are the long tracheary elements that transport water. Tracheids and vessel elements are distinguished by their shape; vessel elements are shorter, and are connected together into long tubes that are called vessels.

may be all are important but (a) and (b) are more but you should learn all these so you got good marks in exams....

Hope it is helpful to you.