Questions

The substances which reduce friction are called _________.

Filament of electric bulb is made of _____.

The FDA protects the U.S public from

Groundwater is found underground in the zone of

A passage is given with 5 questions following it. Read the passage carefully and choose the best answer to each question out of the four alternatives and click the button corresponding to it.

My brother, David, was always close to our grandmother. Both of them shared a love of Mother Nature and of food that they had grown themselves. Whenever his schedule permitted, he would drop in for a short visit and a cup of coffee. One day, when he found no one home, he left a chunk of dirt on her porch. This started what was later to be known as his "calling card". Grandmother would come home occasionally and instantly know that Dave had been by when she spotted the chunk of dirt on her porch.

Although Grandmother had a poor upbringing in Italy, she managed to do well in the United States. She was always healthy and independent and enjoyed a fulfilling life. Recently she had a stroke and died. Everyone was saddened by her death. David was disconsolate. His life­long friend was now gone.

Grandmother's death made everyone

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
P- A sensitive mind easily absorbs the vibrations emanating from the thought of the people it associates with.
Q- We often say that a person is known by the company he keeps.
R- The violent can be made calm by exuding thought of love and compassion.
S- Visits to holy places are considered good because the good thoughts of the holy people gathered there and the ensuing vibrations definitely
affect one in a positive fashion.

Autoimmune diseases associated with vitiligo

Nucleic acid hybridization is based on the fact that