A. CO2, sunlight, carbohydrates, water
B. Oxygen, CO2, sunlight
C. Chlorophyll, oxygen, carbohydrates
D. Water, CO2, Chlorophyll, sunlight
A. Specially treated milk in order to kill bacteria
B. Milk mixed with protein rich powder
C. Milk rich in fats
D. Medicated milk for children
A. Ceramic oxides
B. Pure rare-earth metals
C. Metal alloys
D. Inorganic polymers
A. Liquid fuels
B. Coal
C. Hydroelectric power resources
D. Atomic energy
A. Adrenalin
B. Pancreatin
C. Throxin
D. Gastrin
A. Automobiles
B. Hydro-electric power project
C. Nuclear power plants
D. Thermal power plants
A. Refraction and dispersion
B. Reflection and interference
C. Reflection, refraction and dispersion
D. Interference
A. The solids have high elasticity
B. The atoms in solids are regularly arranged
C. The liquids have high elasticity
D. The atom in liquids are closely packed
A. Loss of Teeth
B. Sleeping sickness
C. Loss of hearing
D. Loss of memory
A. Frogs - Birds - Reptiles — Fishes — Mammals
B. Birds — Frogs — Reptiles — Mammals — Fishes
C. Fishes — Frogs — Reptiles — Birds — Mammals
D. Fishes — Reptiles — Frogs — Mammals — Birds