Staff Selection Commission Combined Graduate Level Exam
Question : If $2\sin(\frac{\pi x}{2})=x^2+\frac{1}{x^2}$, then the value of $(x-\frac{1}{x})$ is:
Option 1: $–1$
Option 2: $2$
Option 3: $1$
Option 4: $0$
Correct Answer: $0$
Solution : Given: $2\sin(\frac{\pi x}{2})=x^2+\frac{1}{x^2}$ ⇒ $2\sin(\frac{\pi x}{2})=(x - \frac{1}{x})^2 + 2$ Since $\sin\theta$ has a maximum value equal to 1, ⇒ $(x - \frac{1}{x})$ = 0 Hence, the correct answer is 0.
Question : Root cap is derived from
Option 1: Dermatogen
Option 2: Calyptrogen
Option 3: Protoderm
Option 4: Histogen
Correct Answer: Calyptrogen
Solution : The correct option is Calyptrogen.
The root cap develops from a part of the root apical meristem known as the calyptrogen. The calyptrogen is in charge of the production of the root cap, which is a protective covering of cells that covers and protects the
Question : Directions: Select the option figure that is embedded in the given figure (rotation is NOT allowed).
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Since the rotation of the figure is not allowed, let's check which option figure can exactly fit itself in the given question figure.
From the above, it is clear that the second option figure is embedded in the given question figure. Hence, the second option is
Question : Rearrange the parts of the sentence in the correct order.
The issue of P. compulsory vaccination is difficult Q. multiple interests all protected by human R. because the governments need to consider S. rights law and strike a fair balance between them
Option 1: PRQS
Option 2: PQRS
Option 3: RSPQ
Option 4: QSPR
Correct Answer: PRQS
Solution : The correct choice is the first option.
It begins by highlighting the difficulty of the overarching issue of compulsory vaccination (P). Following this, it introduces the cause, explaining that it is challenging because governments must consider various concerns (R). The next part specifies these
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error".
Mohan wishes (1) / he will be (2) / richer. (3) / No Error (4)
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 2
Solution : The correct choice is the second option.
Question : Which of the following metals (shown by its symbol) is generally used for making filament of bulbs?
Option 1: Fe
Option 2: Au
Option 3: Ag
Option 4: W
Correct Answer: W
Solution : The correct option is W.
A bulb's filament is comprised of the metal tungsten (W). Tungsten has a high melting point and is heat resistant, making it ideal for incandescent light bulbs. Because of its high temperature, the filament produces light as it warms
Question : Which part of the Constitution of India incorporates the Directive Principles of State Policy?
Option 1: Part IV
Option 2: Part V
Option 3: Part VI
Option 4: Part III
Correct Answer: Part IV
Solution : The correct option is Part IV.
The Directive Principles of State Policy in the Constitution of India are incorporated in Part IV, specifically in Articles 36 to 51. These Directive Principles provide guidelines and principles for the government to follow while making policies and
Question : Which option correctly represents the countries in decreasing order of HDI, as released in September 2022?
Option 1: Switzerland – Denmark – Japan - Niger
Option 2: Japan – Switzerland – Denmark - Niger
Option 3: Niger – Japan – Denmark – Switzerland
Option 4: Denmark – Japan – Switzerland – Niger
Correct Answer: Switzerland – Denmark – Japan - Niger
Solution : The correct answer is Switzerland - Denmark - Japan - Niger.
The Human Development Index is published by the Human Development Report Office for the United Nations Development Programme (UNDP). Switzerland – Denmark – Japan - Niger correctly represents
Question : Who, along with Arthur Compton, received the Nobel Prize in 1927 for the development of the cloud chamber for the detection of charged particles?
Option 1: Charles Wilson
Option 2: Frederick Soddy
Option 3: Ernest Lawrence
Option 4: Harold Urey
Correct Answer: Charles Wilson
Solution : The correct option is Charles Wilson.
In 1927, Charles Wilson and Arthur Compton were awarded the Nobel Prize in physics for their development of the cloud chamber, which was used to detect charged particles. The cloud chamber is a scientific device used to detect
Question : Pasteurisation of milk means--
Option 1: Heating of milk to above 720C
Option 2: Heating of milk to above 620C
Option 3: Cooling of milk to about 620C
Option 4: Cooling of milk to about 100C
Correct Answer: Heating of milk to above 620C
Solution : The correct option is heating of milk to above 620C.
Pasteurisation involves heating milk to temperatures above 62°C (about 143.6°F), a method known as "high-temperature short-time" (HTST) pasteurisation. Milk is rapidly heated to a temperature exceeding
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