A. Genetic engineering
B. Biotechnology
C. Biochemistry
D. Chemistry
Ecological role of fungi as decomposers is only paralleled by_____________?
A. Cyanobacteria
B. Blue green algae
C. Bacteria
D. Virus
Oxygen accounts for __________ percent of totals human body mass?
A. 65%
B. 18%
C. 10%
D. 3%
The maximum amount of oxygen which normal human blood absorbs and carries at sea level is ________ per 100 ml of blood.
A. 10 ml
B. 20 ml
C. 30 ml
D. 40 ml
Which chemical component has the same % in bacterial as well as the mammalian cell_____________?
A. Water
B. Carbohydrate
C. Proteins
D. Lipids
Excretory system of platyhlminthes consists of___________?
A. Nephridia
B. Flame cells
C. Malpighian tubules
D. Nephrons