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Staff Selection Commission Combined Graduate Level Exam

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Question : In 1931, who recognised that an aromatic compound must have an odd number of pairs of electrons, which can mathematically be written as 4n+2 (n = 0,1,2,3 etc.)?

Option 1: Antoine Lavoisier

Option 2: Erich Hückel

Option 3: Auguste Laurent

Option 4: Jacob Berzelius

Team Careers360 15th Jan, 2024

Correct Answer: Erich Hückel


Solution : The correct option is Erich Hückel.

A theory to ascertain if an aromatic molecule would be present in a planar ring molecule was put forth by the German physicist and chemist Sir Erich Hückel in 1931. According to his criteria, an aromatic molecule

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Question : Direction: In the following question, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

ELFA, GLHA, ILJA, ?

Option 1: ILMA

Option 2: KLLA

Option 3: QLPA

Option 4: KLMA

Team Careers360 23rd Jan, 2024

Correct Answer: KLLA


Solution : Given:

ELFA, GLHA, ILJA, ?

Each letter of a letter cluster follows a different pattern –

First letter of each letter cluster is alternative alphabet series, (E, G, I). Therefore, first letter of next letter cluster is K.

Second letter of each letter cluster

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Question : A and B jointly made a profit of Rs. 1,650 and they decided to share it such that $\frac{1}{3}$ of A's profit is equal to $\frac{2}{5}$ of B's profit. Then the profit of B is:

Option 1: Rs. 700

Option 2: Rs. 750

Option 3: Rs. 850

Option 4: Rs. 800

Team Careers360 12th Jan, 2024

Correct Answer: Rs. 750


Solution : Let A's profit as $a$ and B's profit as $b$. 
Given that $\frac{1}{3}$ of A's profit is equal to $\frac{2}{5}$ of B's profit.
$\frac{1}{3}a = \frac{2}{5}b$
$a = \frac{6}{5}b$
The total profit of Rs. 1650 is divided among A and B.
$a + b

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Question : The birthday of which of the following leaders is celebrated as 'Teachers Day' in India?

Option 1: Lal Rajpat Rai

Option 2: Dr. Rajendra Prasad

Option 3: S. Radhakrishnan

Option 4: C. Rajgopalachari

Team Careers360 20th Jan, 2024

Correct Answer: S. Radhakrishnan


Solution : The correct answer is S. Radhakrishnan

Teachers' Day has been observed in India on September 5th since 1962. In India, Teacher's Day honours the birth anniversary of Dr. Sarvepalli Radhakrishnan. On September 5, 1888, he was born in Thiruttani, Madras Presidency, British India (now

28 Views

Question : Directions: Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series.
AESO_WDAE_ _MWDA_SOM_D_ESOMW_

Option 1: MOSEDAW

Option 2: MSOEDAW

Option 3: MOESWAD

Option 4: MSOEWAD

Team Careers360 16th Jan, 2024

Correct Answer: MSOEWAD


Solution : Given:
AESO_WDAE_ _MWDA_SOM_D_ESOMW_

To fill the series we have to divide the series – AESO_WD / AE_ _MWD / A_SOM_D / _ESOMW_
Let's check each option –
First option:
MOSEDAW; AESOMWD / AEOSMWD / AESOMDD /

15 Views

Question : Directions: The following bar diagram shows the percentage of Hindus, Sikhs, and Muslims in a state during the years from 2004 to 2007. Examine the bar diagram and answer the following question:

Hindu

Sikhs

Muslims

If the total population of the state in 2005 was 5 million, then the Hindu population was [ 1 million = 10,00,000]:

Option 1: 2000000

Option 2: 1250000

Option 3: 1500000

Option 4: 1750000

Team Careers360 24th Jan, 2024

Correct Answer: 1750000


Solution : $\text{We have,}$

$\text{Total population of the state in 2005 = 5 million}$

$\text{Percent of the Hindu population in 2005 = 35%}$

$\text{The Hindu population in 2005 = 35% of 5 million}$

$\text{% of both Hindus population in 2005=}\frac{35}{100}\times5000000$

$\text{% of Hindu in 2005 = 1750000}$

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Question : Select the correct active form of the given sentence.

The theft was reported to the police by the curator.

Option 1: The curator has reported the theft to the police.

Option 2: The curator had reported the theft to the police.

Option 3: The curator is reporting the theft to the police.

Option 4: The curator reported the theft to the police.

Team Careers360 10th Jan, 2024

Correct Answer: The curator reported the theft to the police.


Solution : The fourth option is the correct choice.

Active voice is the voice where the subject performs the action. When transforming a sentence from the passive voice to the active voice, the object of the passive voice becomes the

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Question : Indian first talkie film produced in 1931 was 

Option 1: Shakuntala .

Option 2: Indra Sabha .

Option 3: Neel Kamal.

Option 4: Alamara .

Team Careers360 23rd Jan, 2024

Correct Answer: Alamara .


Solution : The correct option is - Alamara .

The first Indian sound/talkie film, Alam Ara, was released on March 14th, 1931. Ardeshir Irani was the film's director and producer. 

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Question : Of the following man - made disasters, which is socially induced?

Option 1: Debris Avalanche

Option 2: Salt Water Intrusion

Option 3: Arson

Option 4: Ozone depletion

Team Careers360 14th Jan, 2024

Correct Answer: Arson


Solution : The correct answer is Arson.

The deliberate act of setting any building or a premises in fire is known as Arson. It is a deliberate human act of crime or a man-made socially induced disasters because of which there is loss of life and assets.

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