Staff Selection Commission Sub Inspector Exam
Question : The poison of honey bee is:
Option 1: acidic
Option 2: alkaline
Option 3: saltish
Option 4: protein
Correct Answer: acidic
Solution : The correct option is acidic.
Formic acid is a component of the acidic honey bee venom. Thus, its effect can be mitigated by using an alkali or bicarbonate of soda, such as baking soda. Melittin is the name of the venom found in honeybees.
Question : Directions: Identify the diagram that best represents the relationship among the classes given below. Females, Sisters, and Teachers
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : It is quite evident that all the sisters belong to the category of females. So, the circle representing sisters will lie inside the circle representing females. Those who are teachers can either be male or female and some of them can also be sisters. So, the
Question : If the diameter of a sphere is reduced to its half, then the volume would be:
Option 1: increased by $\frac{1}{4}$ of the former volume
Option 2: reduced by $\frac{1}{4}$ of the former volume
Option 3: increased by $\frac{1}{8}$ of the former volume
Option 4: reduced by $\frac{1}{8}$ of the former volume
Correct Answer: reduced by $\frac{1}{8}$ of the former volume
Solution : Given, The diameter of a sphere is reduced to its half. ⇒ Radius will also be reduced by half. We know the Volume of the sphere is $\propto\ r^3$, where $r$ is the radius of the sphere. ⇒ $\frac{\text{New
Question : How many medal(s) did India win in the World Athletics Championship 2022?
Option 1: 4
Option 2: 2
Option 3: 3
Option 4: 1
Correct Answer: 1
Solution : The correct answer is 1.
India participated in the 2022 World Athletics Championships in Eugene, Oregon, from July 15 to 24, with a contingent of 21 athletes. The championships marked a historic moment for India as Neeraj Chopra secured the nation's first silver medal
Question : Directions: Two statements are given followed by two conclusions I and II. You have to consider these statements to be true, even if they seem at variance from commonly known facts. Decide which of the given conclusions logically follow/s from the given statement. Statements: 1. All petunias are flowers. 2. No flower is black. Conclusions: I. Some petunias are black. II. No petunia is black.
Option 1: Both the conclusion I and II follows
Option 2: Neither conclusion I nor II follows
Option 3: Only conclusion I follows
Option 4: Only conclusion II follows
Correct Answer: Only conclusion II follows
Solution : The possible Venn diagram, according to the given statements is as follows –
Let's analyse the conclusions – Conclusion (I): Some petunias are black – Since all petunias are flowers and no flower is black, so no petunia will be black. Thus,
Question : Directions: Select the number that can replace the question mark (?) in the following series. 3, 12, 36, 80, ?, 248
Option 1: 149
Option 2: 146
Option 3: 147
Option 4: 152
Correct Answer: 149
Solution : Given: 3, 12, 36, 80, ?, 248
Follow the pattern to obtain the next term –
So, 149 is the missing term in the series. Hence, the first option is correct.
Question : The value of $8-3 \div 6$ of $2+\left(4 \div 4\right.$ of $\left.\frac{1}{4}\right) \div 8+\left(4 \times 8 \div \frac{1}{4}\right) \times \frac{1}{8}$ is:
Option 1: $\frac{7}{4}$
Option 2: $-\frac{97}{4}$
Option 3: $-\frac{7}{4}$
Option 4: $\frac{97}{4}$
Correct Answer: $\frac{97}{4}$
Solution : $8-3 \div 6$ of $2+\left(4 \div 4\right.$ of $\left.\frac{1}{4}\right) \div 8+\left(4 \times 8 \div \frac{1}{4}\right) \times \frac{1}{8}$ = $8-3 \div12+\left(4 \div 1\right.)$ $\div 8+\left(4 \times 8 × {4}\right) \times \frac{1}{8}$ = $8 - \frac{1}{4} + \frac{1}{2} + 16$ = $\frac{(32 - 1 + 2 +
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".
The old, grey horse that was standing beside the barn had a sad look in its eyes when it saw the shotgun that the farmer was carrying.
(1) The old, grey horse that was standing
(2) shotgun that the farmer was carrying
(3) had a sad look in its eyes when
(4) No Error
Option 1: 1
Option 4: 4
Correct Answer: 4
Solution : The correct choice is the fourth option.
The sentence provided is structurally and grammatically correct. Each part of the sentence functions as it should, and there are no errors in terms of sentence structure, grammar, or punctuation.
Therefore, the given sentence contains no errors
Question : Directions: Two statements are given followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: Some windows are houses. Some windows are roofs. Conclusions: I. Some roofs are houses. II. Some roofs are windows.
Option 1: Neither conclusion I nor II follows
Option 2: Only conclusion I follows
Option 3: Both conclusions I and II follow
Solution : The possible Venn diagram according to the given statements is as follows –
Let's analyse the conclusions – Conclusion (I): Some roofs are houses – From the Venn diagram, it is evident that there is no direct relation between roofs and houses.
Question : Which of the following primarily causes lead pollution?
Option 1: CFL lamp
Option 2: Automobile battery
Option 3: Polymer
Option 4: Diesel engine
Correct Answer: Automobile battery
Solution : The correct answer is Automobile battery.
Automobile batteries are lead-acid, and they contribute to maximum lead pollution. Higher levels of lead can damage the kidneys and the nervous system. The high amounts of lead components put into the lead acid batteries are
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