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Staff Selection Commission Combined Higher Secondary Level Exam

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Question : What is the objective of the Kyoto Protocol?

Option 1: To abolish child labour

Option 2: To eliminate nuclear weapons

Option 3: To increase ground water levels

Option 4: To reduce greenhouse gases

Team Careers360 20th Jan, 2024

Correct Answer: To reduce greenhouse gases


Solution : The correct option is To reduce greenhouse gases.

The Kyoto Protocol is an international convention that aims to address climate change by establishing enforceable targets for industrialized countries to reduce greenhouse gas emissions. It was enacted on December 11, 1997, in

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Question : Two trains, each of length 125 metres, are running in parallel tracks in opposite directions. One train is running at a speed of 65 km/hr and they cross each other in 6 seconds. The speed of the other train is:

Option 1: 75 km/hr

Option 2: 85 km/hr

Option 3: 95 km/hr

Option 4: 105 km/hr

Team Careers360 23rd Jan, 2024

Correct Answer: 85 km/hr


Solution : Given:
The first train is running at a speed of 65 km/hr.
Let the speed of the second train = $x$ km/hr
So, time= $\frac{\text{Length of Train 1+ Length of Train 2}}{\text{Relative speed in opposite direction}}$
$⇒6=\frac{125+125}{(65+x)×\frac{5}{18}}$
$⇒65+x=50×3$
$⇒x= 150 - 65$
$\therefore x=

48 Views

Question : Begum Akhtar is associated with which of the following fields?

Option 1: Writing

Option 2: Politics

Option 3: Painting

Option 4: Ghazal

Team Careers360 20th Jan, 2024

Correct Answer: Ghazal


Solution : The correct option is ghazal.

Begum Akhtar, also known as Mallika-e-Ghazal (Queen of Ghazals), was a prominent Indian classical singer. She is particularly renowned for her contributions to the ghazal and thumri genres of music. Begum Akhtar was a highly influential and celebrated artist

205 Views

Question : Select the option that can be used as a one-word substitute for the given group of words.
Collection of written or spoken texts

Option 1: Data bank

Option 2: Dictionary

Option 3: Corpus

Option 4: Circa

Team Careers360 23rd Jan, 2024

Correct Answer: Corpus


Solution : The third option is the correct answer.

A corpus refers to a collection of written or spoken texts, often used for linguistic analysis or research. It is a comprehensive and organised body of texts, making it a suitable one-word substitute for the given group of

19 Views

Question : The lengths of two parallel sides of a trapezium are 6 cm and 8 cm. If the height of the trapezium is 4 cm, then its area is:

Option 1: 28 cm

Option 2: 28 sq. cm

Option 3: 30 sq. cm

Option 4: 30 cm

Team Careers360 22nd Jan, 2024

Correct Answer: 28 sq. cm


Solution : Given: The lengths of two parallel sides of a trapezium are 6 cm and 8 cm also the height of the trapezium is 4 cm.
We know,
The area of a trapezium = $\frac{1}{2}$ × (sum of the parallel sides) × (height of

13 Views

Question : Directions: In a certain code language,
A + B means A is the mother of B;
A – B means A is the brother of B;
A × B means A is the wife of B;
A ÷ B means A is the father of B.
Based on the above, how is B related to E if A – B × C ÷ D + E?

Option 1: Mother's mother

Option 2: Brother's mother

Option 3: Mother's husband

Option 4: Daughter's husband

Team Careers360 19th Jan, 2024

Correct Answer: Mother's mother


Solution : According to the given information, the family tree will be as follows –

Here, the quadrilateral represents the male, and the circular figure represents the female in the figure.

From the above family tree, it's clear that B is the mother of D, and

23 Views

Question : Simplify the following:
$7\left(\cot 11^{\circ} \cot 13^{\circ} \cot 19^{\circ} \cot 29^{\circ} \cot 61^{\circ} \cot 71^{\circ} \cot 77^{\circ} \cot 79^{\circ}\right)$

Option 1: 7

Option 2: – 7

Option 3: – 1

Option 4: 1

Team Careers360 25th Jan, 2024

Correct Answer: 7


Solution : $7\left(\cot 11^{\circ} \cot 13^{\circ} \cot 19^{\circ} \cot 29^{\circ} \cot 61^{\circ} \cot 71^{\circ} \cot 77^{\circ} \cot 79^{\circ}\right)$
$=7\left(\cot 11^{\circ} \cot 13^{\circ} \cot 19^{\circ} \cot 29^{\circ} \cot (90^{\circ}-29^{\circ}) \cot (90^\circ-19^\circ) \cot (90^\circ-13^\circ) \cot (90^\circ-11^\circ)\right)$
$=7\left(\cot 11^{\circ} \cot 13^{\circ} \cot 19^{\circ} \cot 29^{\circ} \tan 29^{\circ} \tan 19^{\circ} \tan

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Question : The buffer action of blood is due to the presence of:

Option 1: HCl and NaCl

Option 2: Cl- and CO32-

Option 3: Cl- and HCO-3

Option 4: HCO3- and H2CO3

Team Careers360 24th Jan, 2024

Correct Answer: HCO3- and H2CO3


Solution : The correct option is HCO3- and H2CO3.

The carbonic acid (H2CO3), and bicarbonate anion (HCO3-) buffer system in the blood that maintains a stable pH

10 Views

Question : Directions: In the following question, select the one which is different from the other three alternatives.

Option 1: 1, 2, 4, 7

Option 2: 2, 3, 4, 9

Option 3: 3, 2, 4, 8

Option 4: 4, 2, 3, 9

Team Careers360 18th Jan, 2024

Correct Answer: 1, 2, 4, 7


Solution : Let's check the options –
First option: 1, 2, 4, 7; 1 + 1 = 2; 2 + 2 = 4, 4 + 3 = 7
Second option: 2, 3, 4, 9; 2 + 1 = 3; 3 + 1 = 4;

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