Staff Selection Commission Combined Higher Secondary Level Exam
Question : A tree of height $h$ metres is broken by storm in such a way that its top touches the ground at a distance of $x$ metres from its root. Find the height at which the tree is broken. (Here $h>x$)
Option 1: $\frac{h^2+x^2}{2h}$ metre
Option 2: $\frac{h^2-x^2}{2h}$ metre
Option 3: $\frac{h^2+x^2}{4h}$ metre
Option 4: $\frac{h^2-x^2}{4h}$ metre
Correct Answer: $\frac{h^2-x^2}{2h}$ metre
Solution : Given: AB = Height of tree = $h$ metre Let the height at which the tree is broken, AC = $y$ metre BC = CD = Broken part of tree = $(h – y)$ metre ∴ In ∆ ACD, AC2 + AD2
Question : The famous tourist centre Mahabalipuram is located near:
Option 1: Bombay
Option 2: Delhi
Option 3: Chennai
Option 4: Calcutta
Correct Answer: Chennai
Solution : The correct answer is Chennai.
The 7th and 8th century Hindu Group of Monuments at Mahabalipuram are the town's most famous landmark. It is located in the Chengalpattu district of Tamil Nadu, a state in southeast India.
Question : Who among the following is a famous music director?
Option 1: Khayyam
Option 2: Sameer
Option 3: Anjaan
Option 4: Kaifi Azmi
Correct Answer: Khayyam
Solution : The correct option is Khayyam.
Khayyam, also known as Mohammed Zahur Khayyam Hashmi, was a renowned Indian music director and composer. He had a successful career in the Indian film industry. His contributions to Indian film music earned him several awards and accolades, including the
Question : Where do most of the weather phenomena take place?
Option 1: Ionosphere
Option 2: Troposphere
Option 3: Stratosphere
Option 4: Tropopause
Correct Answer: Troposphere
Solution : The correct answer is the Troposphere.
The troposphere is the lowest layer of the atmosphere where all the essential gases and water vapours which are vital for the existence of human life are present. In this layer, only all the climatic phenomena and all
Question : Directions: 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. 4, 11, 17, 22, ?, 29, 31, 32
Option 1: 24
Option 2: 26
Option 3: 27
Option 4: 23
Correct Answer: 26
Solution : Given: 4, 11, 17, 22, ?, 29, 31, 32
Add natural numbers in decreasing order (starting from 7) to each term to get the next term of the series. 4 + 7 = 11; 11 + 6 = 17; 17 + 5 = 22; 22
Question : Lactitol is derived through the hydrogenation of:
Option 1: maltose
Option 2: lactic acid
Option 3: lactose
Option 4: glucose
Correct Answer: lactose
Solution : The correct option is lactose.
Lactitol is a sugar found in milk, derived through the process of hydrogenation of lactose. This conversion is done by adding hydrogen atoms to its molecular structure.
Lactitol is nowadays used in the confectionery, bakery, and chocolate industries. It is
Question : Directions: Select the correct combination of letters to sequentially replace the blanks and to make the given series logically complete. D_D_E_D_ _D E_
Option 1: DEDDED
Option 2: EDEDED
Option 3: EDDEDD
Option 4: DEEDEE
Correct Answer: EDDEDD
Solution : Given: D_D_E_D_ _D E_
To fill the series we need to divide the series – D_D/_E_/D_ _/D E_ Let's check each option – First option: DEDDED; DDD/EED/DDE/DED (No repeated pattern has been found.) Second
Question : Select the most appropriate option that can substitute the underlined segment in the given sentence.
Bharath is a skilful achiever, so he hits the nail on the leg.
Option 1: hits the nail on the head
Option 2: hits the nail on the shoulder
Option 3: put the nail in the hole
Option 4: hits the screw on the top
Correct Answer: hits the nail on the head
Solution : The correct choice is the first option.
The idiom means to do or say something exactly right. One can use this phrase when someone finds the exact answer to a problem or a question.
Therefore, the correct sentence is:
Question : Select the most appropriate option that can substitute the underlined word in the given sentence.
One cannot exactly predict the way she behaves in public gatherings.
Option 1: deliberate
Option 2: precipitate
Option 3: prefigure
Option 4: proliferate
Correct Answer: prefigure
Solution : The correct choice is the third option
Prefigure means to show something will happen in the future.
The meanings of the other options are as follows:
Question : Directions: In the given question, a part of the sentence is in bold. Below are given alternatives to the bold part at 1, 2 and 3, which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4).
Human beings are social animals, who are living in communities. regulated by social norms and laws
(1) living in communities
(2) living amongst a community
(3) living in midst of communities
(4) No Improvement
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 1
Solution : The appropriate answer is the first option because 'who are living in communities' should be replaced with 'living in communities' as 'who are' is redundant as per the correct sentence structure.
The second option 'living amongst the community' is inappropriate because amongst' is a preposition
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