Coelom is divided into septa in case of:__________?
B. Annelids
C. Sponges
D. Cniderians
Cyanobacteria have ________ cell wall?
A. Gram +ve.
B. Gram – ve.
C. Acid fast
D. Cellulose rich
In alcoholic fermentation Pyruvic acid is broken down into?
A. Acetaldehyde
B. Methyl alcohol
C. Ethyl alcohol
D. Lactic acid
Which organisms are sometimes called the ” pastures of the sea”?
A. Diatoms
B. Radiolarians
C. Dinoflagellates
D. Foraminiferans
Tricuspid valve is present_____________?
A. Between right atrium and right ventricle
B. Between left atrium and left ventricle
C. At base of pulmonary artery
D. At base of aorta
Which one of the following is different from all the rest regarding the number of cells inits body_______________?
A. Rusts
B. Mushrooms
C. Molds
D. Yeasts
Nitrifying bacteria are the examples of___________?
A. Hetrotrophic bacteria
B. Chemosynthetic bacteria
C. Saprophytic bacteria
D. Parasitic bacteria