Chemistry
Question :
Correct the following sentence if it is incorrect
He broached about the issue of the poor and the ones who were exploited by the cunning moneylenders.
Option 1: He broached on the issue of the poor and the ones who was
Option 2:
He broached on the issue of the poor and the ones who were
Option 3:
He broached the issue of the poor and the ones who were
Option 4:
He broached at the issue of the poor and the ones who were
Option 5:
He broached about the issue of the poor and the ones who were
Correct Answer:
Solution :
Broach does not need any preposition. Hence, ‘he broached the issue’ is the best choice.
Question : 84 Maths books, 90 Physics books, and 120 Chemistry books have to be stacked topicwise. How many books will be there in each stack so that each stack will have the same height too?
Option 1: 12
Option 2: 18
Option 3: 6
Option 4: 21
Correct Answer: 6
Solution : Required number of books in each stack = HCF of the given numbers of the three types of books. Now, 84 = 2 × 2 × 3 × 7, 90 = 2 × 3 × 3 × 5 and 120 = 2 ×2 × 2
Question : Professor ______, who won the Nobel Prize in Chemistry in 2019, is the oldest Nobel laureate ever.
Option 1: Joachim Frank
Option 2: John Goodenough
Option 3: George Smith
Option 4: Gregory Winter
Correct Answer: John Goodenough
Solution : The correct answer is John Goodenough.
John Goodenough won the Nobel Prize in Chemistry in 2019, and he was the oldest person to receive a Nobel Prize in the field of chemistry. He received the Nobel Prize at the age of 97 years. He
Question : Directions: Three statements are given followed by three conclusions numbered I, II, and III. 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 boats are ships. All ships are yachts. All yachts are barges. Conclusions: I. Some barges are ships. II. Some barges are boats. III. Some yachts are boats.
Option 1: Only conclusions II and III follow
Option 2: Only conclusions I and III follow
Option 3: All conclusions follow
Option 4: Only conclusions I and II follow
Correct Answer: All conclusions follow
Solution : According to the statements, the following Venn diagram can be drawn –
Let's analyse the conclusions – Conclusion I: Some barges are ships – From the Venn diagram, it is evident that the circle that represents ships is overlapped by the circle that
Hello aspirant
Your combined score of theory + practicals will be counted.
If you have got 50% marks in theory and practicals , you should not worry. Also you must have scored 50% aggregate score in physics+ chemistry + biology ( not separately)
As per neet eligibility criteria The candidate
Question : Study the graph and answer the question. The number of workers in the factory whose weekly earnings are below INR 7,000 is what percentage more than the number of workers whose weekly earnings are INR 7,000 or above but less than INR 8,500?
Option 1: 43.75
Option 2: 42.50
Option 3: 44.25
Option 4: 45.25
Correct Answer: 43.75
Solution : The number of workers whose weekly earnings are below INR 7000 = 105 + 95 + 85 + 60 = 345 The number of workers whose weekly earnings are INR 7000 or above but less than INR 8500 = 90 + 80 + 70 =
Your physics score is 28 , you got 24 marks out of 70 in
Chemistry and 60 marks in biology then your total score of physics + chemistry + biology will be 28 + 24+ 60 = 112
50 % of 70 marks is 35 and 50% of
Hello Rahul
Your combined score of theory and practicals will be considered .
Your physics score + chemistry + biology score is 58 +54 +80 =192
For neet exam you must score minimum 150 aggregate marks in physics, chemistry and biology.
192 > 150 , so you must not worry
Question : The following represent the opportunity cost of holding money, except:
Option 1: Loss of utility from goods that could have been purchased with the same amount of money
Option 2: Loss of interest-earning on cash holdings
Option 3: Loss of purchasing power of money due to inflation
Option 4: Transaction cost in withdrawing money
Correct Answer: Transaction cost in withdrawing money
Solution : The answer is the Transaction cost of withdrawing money.
In economics, opportunity cost is the value or benefits that entrepreneurs, small firms, organisations, investors, or individuals pass on because they would rather do or achieve something else. The following represent the
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