331. If a glass of water were surrounded by saturated air:

A. The level of the water in the glass would slowly decrease
B. The water’s temperature would slowly increase
C. The level of the water in the glass would not change
D. The water’s temperature would slowly decrease
✅ The correct answer is option C.
If a glass of water were surrounded by saturated air the level of the water in the glass would not change.

332. _________ energy is the energy stored within the earth.

A. Geothermal
B. Mechanical
C. Wind
D. Thermal
✅ The correct answer is option A.
Thermal energy, or heat, is the energy that comes from the movement of atoms and molecules in a substance. Heat increases when these particles move faster. Geothermal energy is the thermal energy in the earth. Motion energy is energy stored in the movement of objects.

333. The cold feeling that you experience after leaving a swimming pool on a hot, dry, summer day represents heat transfer by:

A. Conduction
B. Convection
C. Radiation
D. Latent heat
✅ The correct answer is option D.
The cold feeling that you experience after leaving a swimming pool on a hot, dry, summer day represents heat transfer by latent heat.

338. MAB stands for

A. Man and biosphere
B. Man, antibiotics and bacteria
C. Man and biotic community
D. Mayer, Anderson and Bisby
✅ The correct answer is option A.
Man and the Biosphere Programme (MAB) is an intergovernmental scientific programme, launched in 1971 by UNESCO, that aims to establish a scientific basis for the improvement of relationships between people and their environments.