In the given case, most probably the top layer is of oil.
As oil is not soluble in water, it will float on the top of the water surface, in the given case it is the beaker. The oil will always float on top of the water, as it is less dense in comparison to water. The water and oil do not mix as the molecules of water are more fascinated with each other than in comparison to the molecules of oil.
As water is polar and oil is nonpolar, their molecules are not attracted to each other.
Answer:
Population
Explanation:
A population is a group of organisms of the same species that live in the same area at the same time.
Answer:
The flower is a producer, the snail, bird, and hawk are consumers.
Explanation:
A consumer is an organism that eats other organisms. A producer Produces its own food.
If stranded on a deserted Island with no freshwater, it is not advisable to drink sea water because B)
The salt in the body creates a hypertonic solution around cells, which causes water to diffuse out of cells and make them crenate.
Answer:
a sugar, a water molecule, and a nitrogenous base
Explanation: