A. Helium, Neon and Argon
B. Nitrogen, Argon and Neon
C. Argon, Helium and Hydrogen
D. Helium, Neon and Carbon dioxide
A. Common salt
B. Plaster of Paris
C. Gypsum
D. Washing soda
A. Washing soda
B. Gypsum
C. Common salt
D. Plaster of Pads
A. Mono Carpie
B. Cochlea
C. Tracheophytes
D. Prokaryotes
A. Reptiles
B. Birds
C. Earth's crust
D. Mammals
A. Structure and functions of cells
B. Study of blood and its disorders
C. Eyes and related diseases
D. Bones
A. Chronophobia
B. Ochlophobia
C. Acrophobia
D. Brobiophobia
A. Oxalic acids
B. Amino Acids
C. Carbolic acid
D. Sodium carbonate