Staff Selection Commission Combined Higher Secondary Level Exam
Question : Comprehension:
In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each blank.
Generally, dolphins sleep (1)____ only one brain hemisphere in slow-wave sleep at a time, thus (2)_____ enough consciousness to breathe and to watch for possible (3)____ and other threats. Early (4)____ stages can occur simultaneously in both hemispheres. In captivity, dolphins seemingly enter a fully asleep state where both eyes are closed and there is no response to mild external (5)_____.
Question:
Select the most appropriate option to fill in the blank no.4.
Option 1: sleep
Option 2: brain
Option 3: woke
Option 4: conscious
Correct Answer: sleep
Solution : The correct choice is the first option.
Explanation:
Sleep is the resting state in which the body is not active and the body is not conscious. This helps in conveying the intended meaning that early sleep stages can occur simultaneously in both hemispheres.
Therefore,
Question : Directions: In the following question, some parts of the sentence may have some errors. Find out which part of the sentence has an error and select the appropriate option. If the sentence is free from error, select "No Error".
She was annoyed (1) / when she found that (2) / the chewing gum was stuck to her hair. (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (4)
Solution : The correct choice is the fourth option, as the sentence is grammatically correct, conveying the intended meaning that she was irritated to find chewing gum stuck to her hair.
Question : Directions: Which colour is opposite to purple? Question Figures:
Option 1: Blue
Option 2: Orange
Option 3: Red
Option 4: Green
Correct Answer: Orange
Solution : According to the dice rule, if two or more positions of the same dice are given with two common faces but in different orientations then out of those two common faces the faces that are not common are opposite to each other.
So, the opposite
Question : The spice-garden of India is:
Option 1: Himachal Pradesh
Option 2: Karnataka
Option 3: Kerala
Option 4: Assam
Correct Answer: Kerala
Solution : The correct answer is Kerala.
Kerala is known as the spice garden of India because it has a variety of spices that are well-known around the world, including black pepper, cardamom, cinnamon, cloves, ginger, nutmeg, and turmeric. The two main regions in the state where
Question : Improve the underlined part of the sentence. Choose ‘No improvement’ as an answer if the sentence is grammatically correct.
She hang up the clothes in the closet.
Option 1: have hung up
Option 2: hung up
Option 3: had hang up
Option 4: No improvement
Correct Answer: hung up
Solution : The correct choice is the second option.
In the given sentence, the verb "hang" is in the present tense. Since the subject "she" requires a past tense form, the correct past tense form of "hang" is "hung".
Therefore, the correct
Question : The product of all the prime numbers between 80 and 90 is:
Option 1: 83
Option 2: 89
Option 3: 7387
Option 4: 183
Correct Answer: 7387
Solution : There are two prime numbers between 80 and 90. The first prime number is 83. The second prime number is 89. Now, 83 × 89 = 7387 Hence, the correct answer is 7387.
Question : Directions: If A stands for ÷, B stands for ×, C stands for + and D stands for –, what will replace the question mark (?) in the following equation? 426 A 3 D 12 C 105 B 1 = (?)
Option 1: 238
Option 2: 237
Option 3: 236
Option 4: 235
Correct Answer: 235
Solution : Given: 426 A 3 D 12 C 105 B 1 = (?)
Here, A stands for ÷, B stands for ×, C stands for + and D stands for –, so the equation will be as follows – 426 ÷ 3 – 12 + 105
Question : Find the third proportion of P and 12, when 8, P, 16, and 18 are in proportion.
Option 1: 16
Option 2: 8
Option 3: 18
Option 4: 12
Correct Answer: 16
Solution : Given, $8, \mathrm{P}, 16$, and 18 are in proportion. So, 8 : $P$ :: 16 : 18 ⇒ $\frac{8}{P}=\frac{16}{18}$ ⇒ $P=9$ Now, third proportional to $a$ and $b$ is given by $\frac{b^2}{a}$, where $a$ = 9, $b$ = 12. So, the third proportional to 9
Question : A star appears twinkling in the sky because of :
Option 1: scattering of light by atmosphere
Option 2: reflection of light by atmosphere
Option 3: refraction of light by atmosphere
Option 4: diffraction of light by atmosphere
Correct Answer: refraction of light by atmosphere
Solution : The correct answer is refraction of light by atmosphere.
Stars appear twinkling in the sky because of refraction of light rays by various layer of atmosphere. Stars are millions of light years away from the earth and they emit their own
Question : Directions: Two positions of a dice are shown below. When the heart shape is at the top what will be at the bottom?
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : According to the dice rule, if two positions of the same dice are given with two common faces but in different orientations then out of those two common faces, the faces that are not common are opposite to each other.
Thus, the opposite face of the
The Question containing Inaapropriate or Abusive Words
Question lacks the basic details making it difficult to answer
Topic Tagged to the Question are not relevant to Question
Question drives traffic to external sites for promotional or commercial purposes
The Question is not relevant to User
And never miss an important update
