A. Burning of coal
B. Conversion of water into steam
C. Digestion of food
D. Burning of paper
A. Density
B. Weight
C. Mass
D. None of these
A. Seedless fruits
B. Parthenogenesis fruits
C. Parthenocarpic fruits
D. placental fruits
E. Organic fruits
A.Cans
B. Dead Plants
C. Glass
D. None of these
A. Water
B. Flexibl rock
C. Air
D. Soil
Approximate age of moon is _________?
A. 4.51 billion years
B. 4.55 billion years
C. 4.53 billion years
D. 4.57 billion years
Salinization is ___________?
A. Accumulation of salts in water
B. Accumulation of salts in soil
C. Accumulation of salts in body
D. Accumulation of salts in animals