For the following questions answer them individually
Select the option that can be used as a one-word substitute for the given group of words.
A perfect society in which people work well with each other and are happy
In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
Cancer is a disease in which some of the body’s cells grow (1)_______ and spread to other parts of the body. Cancer can start (2)______ anywhere in the human body, which is made up of trillions of cells. Normally, human cells grow and multiply (through a process called cell division) to (3)______ new cells as the body needs them. When cells grow old or become damaged, they die, and new cells take their place. Sometimes, this orderly process (4)______ down, and abnormal or damaged cells grow and multiply when they shouldn’t. These cells may form tumours, which are lumps of tissue. Tumours can be cancerous or (5)_______.