GED Science

Question 1

The tilt of the Earth's rotational axis toward or away from the sun has the following consequences:

Accepted Answer

Seasons

Answer

24-hour days

Answer

Global warming

Answer

Daylight savings time

Question 2

Tides, waves, and currents occur in the world's oceans. These variables alter how people interact with the ocean and 
how ocean water interacts with land. Tides are variations in the ocean's sea level that occur on a regular basis.

Accepted Answer

The gravitational pull of the moon on planet Earth

Answer

Density differences in sea water

Answer

Movement of tectonic plates

Answer

Varying wind intensity

Question 3

Deoxyribonucleic acid is abbreviated as DNA. DNA is the genetic material that gives an organism the instructions 
it needs to grow, survive, and reproduce. Adenine, guanine, cytosine, and thymine are the four chemical bases 
used to encode information in DNA. The information accessible for creating an organism is determined by the 
sequencing of these bases.

Accepted Answer

The recipe for a fruit smoothie.

Answer

The person making a smoothie.

Answer

The fruit used in making a smoothie.

Answer

The blender in which the smoothie is made.

Question 4

The aorta, the body's biggest artery, is 36 mm in diameter in a healthy male. What is the typical diameter of a human 
male's aorta in meters if 1 meter equals 1000 millimeters?

Accepted Answer

0.036

Answer

36,000

Answer

0.0036

Answer

0.36

Question 5

Two objects on Earth are dropped from the top of a 70-meter-high structure. Object A weighs 12 grams while 
object B weighs 6 kg. Which object will reach the ground first, assuming no air resistance?

Accepted Answer

Both objects will hit the ground at the same time

Answer

Object B

Answer

Object A

Answer

There is not enough information to determine which object will hit the ground first

Question 6

Two mice mate and have children. The genotype (Gg) is the phenotypic for grey fur color, and both mice have it. 
Calculate the likelihood that these two mice will have a white-furred offspring using a Punnett square (gg).

Accepted Answer

25%

Answer

30%

Answer

10%

Answer

60%

Question 7

Local bears rely on a lake for their primary source of food since it includes a large number of fish. What would happen 
if a big section of the fish population died as a result of an algal bloom?

Accepted Answer

The number of bears in the area would decrease

Answer

The number of bears in the area would be unaffected

Answer

The bears would go into hibernation

Answer

The number of bears in the area would increase

Question 8

Which of the following does NOT contribute to the creation of mountains and valleys on the Earth's surface?

Accepted Answer

Ozone

Answer

Erosion

Answer

Collision of plates

Answer

Volcanic eruptions

Question 9

All of the following are caused by molten rock convection currents within the Earth's mantle EXCEPT

Accepted Answer

Sunlight.

Answer

Movement of plates on Earth’s crust.

Answer

Earthquakes.

Answer

Flow of molten rock from cracks along the bottom of the ocean

Question 10

The map depicts the continents, the plates that make up Earth's outer shell, and the locations of volcanoes. Which conclusion can be drawn from the map's information?

Accepted Answer

Volcanoes are mostly located along boundaries between plates.

Answer

Volcanoes are only located along edges of continents.

Answer

Volcanoes are scattered randomly across Earth.

Answer

Volcanoes are distributed equally in the Northern and Southern Hemispheres.