Science and Technology - General Knowledge Questions

1 .
A time series graph is also known as
A)
Ogive
B)
Histogram
C)
Bar diagram
D)
Frequency polygon

Correct Answer :   Histogram

2 .
The group of stars arranged in a definite pattern is called
A)
Andromeda
B)
Milky way
C)
Solar system
D)
Constellation

Correct Answer :   Constellation

The patterns of stars seen in the sky are usually called constellations, although more acurately, a group of stars that forms a pattern in the sky is called an asterism. ... Astronomers use the term constellation to refer to an area of the sky.

3 .
Which of the following gets deficient in the human body due to Dengue fever
A)
Haemoglobin
B)
Platelets
C)
Water
D)
Sugar

Correct Answer :   Platelets

4 .
Homology is evidence of
A)
Divergent evolution
B)
Convergent evolution
C)
Common ancestry
D)
Punctuated evolution

Correct Answer :   Common ancestry

In biology, Homology is defined as any characteristic of biological organisms that is derived from a common ancestor.  Hence, Homology is evidence of Common ancestry.

5 .
Which energy source generates the least greenhouse gases?
A)
Fossil fuels energy
B)
Nuclear energy
C)
Solar energy
D)
All of the above

Correct Answer :   Fossil fuels energy

Fossil fuels energy source generates the least greenhouse gases. Of them, i.e, oil, natural gas and coal, natural gas source generates the least greenhouse gases.

6 .
Free-floating anxiety refers to anxiety that is
A)
unrelated to any realistic, known source
B)
related to a realistic source
C)
related to a specific event
D)
related to a specific object

Correct Answer :   unrelated to any realistic, known source

Free-floating anxiety is a general sense of uneasiness that is not tied to any particular object or specific situation. The term is often used to describe feelings of discomfort, nervousness, worry, and anxiety that appear for seemingly no reason.

7 .
Which of the following is a physical property of water?
A)
odorless
B)
conducts electricity
C)
Tasteless
D)
All of the above

Correct Answer :   All of the above

8 .
What is the ultimate source of energy in an ecosystem?
A)
Plants
B)
Water
C)
Sun
D)
Fungi

Correct Answer :   Sun

9 .
Fitness can be achieved only through
A)
endurance
B)
frequency
C)
resistance
D)
accuracy

Correct Answer :   frequency

10 .
The goals of psychology are to
A)
predict the behavior
B)
describe the behavior
C)
control the behavior
D)
All of the above

Correct Answer :   All of the above

So as you have learned, the four primary goals of psychology are to describe, explain, predict, and change behavior. In many ways, these objectives are similar to the kinds of things you probably do every day as you interact with others.
 
1. To describe,
2. To explain,
3. To predicting
4. To control the behavior and mental processes of others.

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