Analyzing Arguments 3

11) Forest fires get intensify due to a decade-long accumulation of debris and spread from the tops of young trees to the branches of mature trees. This type of forest fires which jump from treetops to treetops can be devastating. On the contrary, in old-growth forests, the shade of the mature trees prevents sprouting in small trees, and the lower branches of mature trees are too high to catch fire.

This paragraph supports which of the following statements:

1. Damage due to forest fires is more in old-growth forests
2. Small trees should not be grown to prevent forest fires
3. Mature trees should be cut down to prevent forest fires
4. Damage caused by forest fires is less in old-growth forests

12) Children perform many different activities involving motor skills when they reach adulthood. Motor skills help perform diverse tasks such as riding a bicycle, preparing dinner, typing a letter, etc. All these tasks require precision and timing of muscular movement.

This paragraph supports which of the following statements:

1. Most of the adults don't know how to use their motor skills.
2. All adults know how to type a letter and ride a bicycle due to motor skills.
3. Motor skills are limited to adults.
4. Children lack motor skills.

13) The images of Mars taken by the Mariner 9 probe indicate the presence of valleys that looks like the stream beds on Earth. The images also show that Mars once had an atmosphere that was thick enough to trap Sun's heat. If this is true, something must have happened to Mars billions of years ago that stripped away its atmosphere.

This paragraph supports which of the following statements:

1. Mars has little or no atmosphere.
2. Mars once had an atmosphere thicker than Earth's atmosphere.
3. Mariner 9 probe took the first picture of Mars.
4. Mars is closer to Sun than Earth.

14) Against the city terror attacks, the government decided to redouble its efforts to root out terrorism and assured all help to the people of the city in this regard.

This paragraph supports which of the following statements:

1. Public felt that government is not protecting the people of the city from terrorists
2. After the horrific terror attack in the city last year, the government has taken various steps against terrorism
3. Women should carry pepper sprays and people should install video camera and alarm system in their homes
4. On a global scale, after attacks like 9/11 and 26/11, people are talking more about terrorism

15) Latest advancements are important as researchers are not only able to squeeze light into such a tight space but also found the novel way to keep this light energy from dissipating as it moves along and thus achieved the laser action.

This paragraph supports which of the following statements:

1. It is a major milestone in laser physics and the beginning of a new era in the field of optics.
2. Laser technology can manipulate and characterize DNA molecules.
3. Laser hair removal has become a sought-after method for hair removal in medispas, salons and, clinics.
4. Laser treatments are very expensive and Laser has a limited wavelength range.