Vacuoles are fluid filled sacs surrounded by a membrane called__________?
		A. tonoplast
B. nuclear membrane
C. cell membrane
D. cell wall
		A. tonoplast
B. nuclear membrane
C. cell membrane
D. cell wall
		A. ring worm
B. meningitis
C. hepatitis
D. none of these
Exoskeoeton of coelenterates terates is made up to__________?
		A.	Calcium	
B.	Silica
C.	Chitin
D.	Both A & B
Example of bacteria requiring low concentration of oxygen is__________?
		A.	Campylobactor
B.	spirocheta
C.	E-coli
D.	Pseudomonas
Which of the following is present inside the vertebral column______________?
		A. Brain
B. Sal cord
C. Both of these
D. none of these.
Complete breakdown of glucose molecule takes place in which of the following?
		A. Alcoholic fermentation
B. Lactic acid fermentation
C. Aerobic respiration
D. All of these
Of the following which one has glassy shells________________?
		A. Radiolarians
B. Forams
C. Both of these
D. None of these