Cellulose is the major component of cell walls of

(1) Pythium

(2) Xanthomonas

(3) Pseudomonas

(4) Saccharomyces

Which of the following components provides sticky character to the bacterial cell?

(1) Cell wall

(2) Nuclear membrane

(3) Plasma membrane

(4) Glycocalyx

Read the following statement regarding bacteria.

I. Bacteria exchnage their genetic matter through conjugation which involve cell to cell contact.

II. Transduction in 'Salmonella is reported by Tatum and Lederberg in 1952.

III. Citrus canker disease is caused by bacteria Xanthomonas citri.

IV. Hans Christian gram's staining method is based on cell wall composition of bacteria.

Choose the correct option with true statements.

(1) I and III

(2) I, III and IV

(3) I, II, and III

(4) II and IV

If any organism has non cellulosic cell wall where can it be placed according to whittaker's system of classification?

The organism in which cell wall is found and made up of Polysaccharides and amino acid will be grouped under