Mycoplasma

Read the following statements and choose the correct option. (i) Mycoplasma lacks a cell membrane. (ii) Mycoplasma are the smallest living cells to exist on the planet. (iii) Mycoplasma survives only without oxygen.

Which of. These statements about Mycoplasma is / are true ? I. Mycoplasma is the smallest cell known. II . They are not prokaryotic in nature . III. They can respire only in the presence of oxygen . IV. They lack cell walls.

Which of the following statements is correct ? (A) Mycoplasma has no cell wall (B) Viruses can multiply only when they are present inside the living cell. (C) True sexuality s not found in bacteria (D) Mycoplasma can not survive without O_(2)

Study the following statements and select the correct ones . (i) Methanogens are archaebacteria which fixes atmsopheric nitrogen (ii) Nostic is a filamentous blue green alga which fixes atmospheric nitrogen. (iii) Mycoplasma lack cell wall and can surive without oxygen.

Find out the incorrect statements : (1) Blue-green alga is a prokaryotic cell. (2)WBC is amoeboid in shape. (3) Mycoplasma is the largest cell. (4) Microbodies are cell organelles. (5) Prokaryotes do not exhibit a wide variety of shapes.

Select the correct combination of the statement of the statement (A-D) regarding the characteristics of certain organisms (A) Methanogens are Archaebacteria which produce methane in marshy areas (B) Nostoc is a filamentous blue-green algae which fixes atmospheric nitrogen (C) Chemosynthetic autotrophic bacteria synthesize cellulose from glucose (D) Mycoplasma lack a cell and cen survive without oxygen The correct statement are

Read the following statements and select the option which CORRECTLY identifies the INCORRECT ones. (i) Potato spindle tuber disease is caused by viroids . (ii) Viruses cause diseases like common cold, herpes and AIDS. (iii) Mycoplasma is prokaryotic organisms that completely lack a cell wall. (iv) In Ascomycetes, the asexual spores are conidia produced endogenously on the special mycelium called conidiophores