1.
What is the function of the nucleus?
Correct Answer
A. It controls and regulates the activities in a cell
Explanation
The nucleus is responsible for controlling and regulating the activities in a cell. It contains the cell's genetic material, DNA, which carries the instructions for the cell's functions. The nucleus also plays a crucial role in cell division and reproduction by coordinating the replication and distribution of DNA to daughter cells. Additionally, the nucleus is protected by a nuclear membrane, which separates it from the rest of the cell and helps maintain the integrity of the genetic material.
2.
How long is one regular term for a U.S. Representative?
Correct Answer
B. 2 years
Explanation
A regular term for a U.S. Representative is 2 years. This means that once elected, a Representative serves for a period of 2 years before having to seek re-election. This shorter term compared to other elected positions, such as Senators who serve for 6 years, allows for more frequent elections and turnover in the House of Representatives. This is intended to ensure that the House remains responsive to the changing needs and opinions of the American people.
3.
Which of the following is NOT one of the Great Lakes?
Correct Answer
A. Alberta
Explanation
Alberta is not one of the Great Lakes. The Great Lakes consist of Huron, Michigan, Ontario, Erie, and Superior. Alberta, on the other hand, is a province in Canada and does not refer to any of the Great Lakes.
4.
In the northern hemisphere, in what month is the autumnal equinox?
Correct Answer
B. September
Explanation
The autumnal equinox marks the beginning of autumn in the northern hemisphere. It occurs when the sun crosses the celestial equator, resulting in equal day and night lengths. This event typically takes place around September 22nd or 23rd. Therefore, September is the correct answer for the month of the autumnal equinox.
5.
Emma has 2 yard sticks. She also has a 12-inch ruler. She laid them end-to-end in a line. How many feet long is the line?
Correct Answer
C. 7 Feet
Explanation
Since Emma has 2 yard sticks, each yard stick is 3 feet long. Additionally, she has a 12-inch ruler, which is equivalent to 1 foot. When she lays them end-to-end in a line, the total length is 3 + 3 + 1 = 7 feet.
6.
Who was the 12th President of the United States?
Correct Answer
D. Zachary Taylor
Explanation
Zachary Taylor was the 12th President of the United States. He served from March 1849 until his death in July 1850. Taylor was a career military officer before becoming president, known for his leadership in the Mexican-American War. His presidency was marked by conflicts over slavery, as he opposed the expansion of slavery into new territories. Despite his short time in office, Taylor's impact on American history is significant, particularly in relation to the ongoing debate over slavery in the mid-19th century.
7.
The atmosphere of the Earth is divided into ______ layers.
Correct Answer
B. Four
Explanation
The correct answer is four because the Earth's atmosphere is divided into four main layers: the troposphere, stratosphere, mesosphere, and thermosphere. Each layer has its own unique characteristics and plays a vital role in the Earth's climate and weather patterns.
8.
0 divided by any number equals to ______.
Correct Answer
A. 0
Explanation
When any number is divided by 0, the result is always 0. This is because division can be thought of as the process of sharing or distributing a quantity into equal parts. If we have 0 of something and we try to distribute it into equal parts, each part will also have 0. Therefore, the answer is 0.
9.
What is Precipitation?
Correct Answer
B. It is a chemical process in which solid material is separated from a liquid.
Explanation
Precipitation refers to the process in which solid material is separated from a liquid. This can occur when a solid substance, such as salt or sugar, is dissolved in a liquid and then the liquid is evaporated, leaving behind the solid material. It can also occur in nature when water vapor in the atmosphere condenses into droplets or ice crystals and falls to the ground as rain, snow, sleet, or hail. Therefore, the correct answer is "It is a chemical process in which solid material is separated from a liquid."
10.
660*12=
Correct Answer
A. 7920
Explanation
The correct answer is 7920 because when you multiply 660 by 12, you get the product of 7920.