1.
Who is the president of the United States?
Correct Answer
B. Donald Trump
Explanation
Donald Trump is the correct answer because he was elected as the 45th president of the United States in the 2016 election. He served as the president from January 20, 2017, to January 20, 2021.
2.
Which of these is not a rock?
Correct Answer
A. Soil
Explanation
Soil is not a rock because it is composed of a mixture of organic matter, minerals, water, and air. While rocks are solid, naturally occurring substances made up of minerals, soil is a loose material that forms the upper layer of the Earth's surface. It is formed through the weathering and erosion of rocks and is essential for supporting plant growth. Therefore, soil is not classified as a rock.
3.
What is the highest occurring frequency called?
Correct Answer
B. Mode
Explanation
The highest occurring frequency in a set of data is called the mode. The mode represents the value or values that appear most frequently in the data set. It is different from the median, which is the middle value in a data set, the mean, which is the average of all the values, and the range, which is the difference between the highest and lowest values in the data set.
4.
What is the reward for land?
Correct Answer
C. Rent
Explanation
Rent is the correct answer because it refers to the payment made for the use of land. When someone rents land, they pay a fee to the landowner in exchange for the right to use the land for a specific period of time. This payment is considered the reward or return for the landowner's ownership of the land.
5.
Which of these is not a part of brain?
Correct Answer
A. Heart
Explanation
The heart is not a part of the brain. The brain is responsible for controlling and coordinating all bodily functions, while the heart is a muscular organ that pumps blood throughout the body. The hypothalamus, cerebrum, and cerebellum are all parts of the brain that have specific functions. The hypothalamus regulates body temperature, hunger, and thirst. The cerebrum is responsible for higher cognitive functions such as thinking, memory, and language. The cerebellum controls coordination and balance.
6.
What is the act of irreversible increase in body size?
Correct Answer
C. Growth
Explanation
Growth is the act of irreversible increase in body size. It refers to the process of an organism increasing in physical size or mass. This can occur in various ways, such as cell division, cell enlargement, or the accumulation of additional cells or tissues. Growth is a fundamental characteristic of living organisms and is essential for development and survival. Movement, nutrition, and respiration are all important processes in living organisms, but they do not specifically refer to the act of irreversible increase in body size.
7.
Which of these is not a bone?
Correct Answer
A. Vein
Explanation
Vein is not a bone because it is a blood vessel that carries blood towards the heart. Bones, on the other hand, are rigid organs that provide support, protection, and enable movement in the body. The other options listed - scapula, skull, and femur - are all bones found in the human body.
8.
How many states is in United States?
Correct Answer
B. 51
Explanation
The United States consists of 50 states. However, the question asks for the number of states "in" the United States, which implies that it includes the District of Columbia (Washington D.C.), which is not a state but a federal district. Therefore, the correct answer is 51, including all 50 states plus Washington D.C.
9.
Which of these is not a part of a computer system?
Correct Answer
D. Laptop
Explanation
A laptop is not considered a part of a computer system because it is a complete computer system in itself. It includes all the necessary components such as a keyboard, monitor, and mouse integrated into a single device. Therefore, it cannot be classified as a separate component of a computer system.
10.
What is the function of an eye?
Correct Answer
B. Sight
Explanation
The function of an eye is to provide sight. It is responsible for receiving visual information and transmitting it to the brain for interpretation. The eye contains various structures such as the cornea, iris, lens, and retina, which work together to focus light and form clear images. Through the process of vision, the eye enables us to perceive and understand the world around us.