True or False Questions

Graphite is a good conductor of electricity as it contains free electrons to move through the structure of the graphite.

True, Animals in the Taiga and Alpine Biomes hibernate during winter.

The animals in taiga and alpine biomes have several different kind of adaptations for survival. Some animals that hibernate during the winter take the help of camouflage to protect itself from enemies. During this period of hibernation, they slow their rate of metabolism and also use less amount of energy to survive the harsh weather.

True, the given statement that xml preserves white spaces is correct.

Yes, Carbon disulfide is prepared by heating sulfur and charcoal. 

S2 + C ----> CS2

The repeating units that are used to form the helical DNA structure are called nucleotides.

True, Stress is a factor that contributes to heart disease risk.

More factors that contributes to heart disease risk are blood pressure, cholesterol, smoking, physical inactivity and overeating.

Hypnosis is a state of human consciousness involving focused attention, reduced peripheral awareness, and an enhanced capacity to respond to suggestion.

Yes, Every integer is a rational number.  A rational number is a number which can be expressed as a ratio of two integers numerator and denominator where (the denominator not being 0 ).

Hence, Every integer can be expressed in ratio of two integers.