Staff Selection Commission Combined Higher Secondary Level Exam
Question : Soilless agriculture refers to
Option 1: hydroponics
Option 2: viticulture
Option 3: sericulture
Option 4: inter-cropping
Correct Answer: hydroponics
Solution : The correct answer is hydroponics.
Hydroponics is a technique of growing plants in a water-based medium without soil. In hydroponics, all the essential nutrients needed for the growth of a plant are suspended in the water in which the plant is grown. Some benefits
Question : KMnO can be used as a /an
Option 1: Insecticide
Option 2: Fertiliser
Option 3: Pesticide
Option 4: Disinfectant
Correct Answer: Disinfectant
Solution : The correct option is disinfectant.
Potassium permanganate (KMnO₄) is used to disinfect water supplies and as a treatment for certain types of waterborne infections. It can kill bacteria, viruses, and other pathogens. It can also be used in wastewater treatment plants to remove impurities and
Question : Directions: In the following question, two statements are given followed by two conclusions I and II. You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements. Statements: All Americans are English speakers. No English speakers are Eskimos. Conclusions: I. No Eskimos are Americans. II. No Eskimos are English speakers.
Option 1: Only I follows
Option 2: Neither I nor II follows
Option 3: Only II follows
Option 4: Both I and II follow
Correct Answer: Both I and II follow
Solution : The possible Venn diagram according to the given statements is as follows –
Let's analyse the conclusions – Conclusion I: No Eskimos are Americans – Based on the given statements, it is given that all Americans are English speakers and no
Question : Comprehension:
In the following passage, some of the words have been deleted. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
There are so many myths about the (1) ______ impacts of milk on health. Changing how much milk you drink because of (2) ______ myths may mean you are unnecessarily restricting this (3) ______ nutritious drink. Australians often restrict dairy foods when they try to (4) ______ weight believing them to be fattening. While dairy products naturally contain fat there are many reduced fat products (5) ______.
Question
Select the most appropriate option to fill in the blank number 1.
Option 1: kind
Option 2: welcoming
Option 3: impolite
Option 4: negative
Correct Answer: negative
Solution : The fourth option is the correct answer.
The word, negative fits well in the context of the passage, which discusses myths about the impacts of milk on health. The phrase "negative impacts" suggests that there are misconceptions or false beliefs about the adverse effects of
Question : Directions: Three of the four groups of words are alike in some manner. Select the odd group of words. 1. (Igloo, Nun, Sty) 2. (Web, Cottage, Palace) 3. (Stable, Monastery, Hive) 4. (Den, Byre, Barn)
Option 1: (Igloo, Nun, Sty)
Option 2: (Web, Cottage, Palace)
Option 3: (Stable, Monastery, Hive)
Option 4: (Den, Byre, Barn)
Correct Answer: (Igloo, Nun, Sty)
Solution : Let's check the given options – First Option: (Igoo, Nun, Sty); Nun is not a type of dwelling. Second Option: (Web, Cottage, Palace); All are types of dwelling. Third Option: (Stable, Monastery, Hive); All are types of dwelling. Fourth Option: (Den, Byre, Barn);
Question : Which of the following is declared as a Wild Ass Sanctuary?
Option 1: Ladakh
Option 2: Sundarbans
Option 3: Spiti Valley
Option 4: Rann of Kutch
Correct Answer: Rann of Kutch
Solution : The correct option is Rann of Kutch.
The Rann of Kutch is declared a Wild Ass Sanctuary. It is located in the Indian state of Gujarat and is home to the Indian wild ass, also known as the Ghudkhar or Khur.
Question : If $a+b=10$ and $a^2+b^2=58$, find the value of $ab$
Option 1: 24
Option 2: 27
Option 3: 30
Option 4: 21
Correct Answer: 21
Solution : Given: $a+b=10$ and $a^2+b^2=58$ To find: $ab$ $a+b=10$ Squaring both sides, we get: $(a+b)^2=10^2$ ⇒ $a^2+b^2+2ab=100$ Putting the values, we get: ⇒ $58+2ab=100$ ⇒ $2ab=100-58$ ⇒ $2ab=42$ ⇒ $ab=21$ Hence, the correct answer is 21.
Question : The length and breadth of a rectangle are increased by 10% and 20%, respectively. What will be the percentage increase in the area of the rectangle?
Option 1: 30%
Option 2: 32%
Option 3: 28%
Option 4: 33%
Correct Answer: 32%
Solution : The area of a rectangle = length × breadth Let the original length and breadth be 100 units each. So, the original area of the rectangle = 100 × 100 = 10000 sq. units Now, the new length is 110 units and the new breadth
Question : Choose the word that means the same as the given word. Jarred
Option 1: Assented
Option 2: Accorded
Option 3: Macho
Option 4: Altercated
Correct Answer: Altercated
Solution : The correct answer is the fourth option.
The word that means the same as "jarred" is "altercated".
The term "jarred" typically refers to a sudden, incongruous disturbance or impact, causing a jolt or shock. Similarly, "altercated" implies engaging in a heated or argumentative confrontation, creating
Question : The line chart given below shows the sales of two companies A and B in 5 years. J1 = The total sales of A in all years J2 = The total sales of B in all years What is the value of (J2 – J1)?
Option 1: 600
Option 2: 400
Option 3: 1000
Option 4: 800
Correct Answer: 800
Solution : J1 = The total sales of A in all years = (150 + 350 + 550 + 450 + 250) = 1750 J2 = The total sales of B in all years = (950 + 650 + 750 + 150 + 50) =
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