UPSC Insta–DART (Daily Aptitude and Reasoning Test) 28 Jan 2025
Kartavya Desk Staff
Considering the alarming importance of CSAT in UPSC CSE Prelims exam and with enormous requests we received recently, InsightsIAS has started Daily CSAT Test to ensure students practice CSAT Questions on a daily basis. Regular Practice would help one overcome the fear of CSAT too.We are naming this initiative as Insta– DART – Daily Aptitude and Reasoning Test. We hope you will be able to use DART to hit bull’s eye in CSAT paper and comfortably score 100+ even in the most difficult question paper that UPSC can give you in CSP-2021. Your peace of mind after every step of this exam is very important for us.
Looking forward to your enthusiastic participation (both in sending us questions and solving them on daily basis on this portal).
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• Question 1 of 5 1. Question Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A): Inside the earth metals are present in molten state. Reason (R): Earth absorbs the sun’s rays. a) Both A and R are true and R is the correct explanation of A. b) Both A and R are true but R is not the correct explanation of A. c) A is true but R is false. d) A is false but R is true. Correct Answer: C Explanation Inside the earth, the high temperature and pressure keep metals molten. The earth reflects the sun’s rays rather than absorbing them. Incorrect Answer: C Explanation Inside the earth, the high temperature and pressure keep metals molten. The earth reflects the sun’s rays rather than absorbing them.
#### 1. Question
Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative
Assertion (A): Inside the earth metals are present in molten state.
Reason (R): Earth absorbs the sun’s rays.
• a) Both A and R are true and R is the correct explanation of A.
• b) Both A and R are true but R is not the correct explanation of A.
• c) A is true but R is false.
• d) A is false but R is true.
Explanation
Inside the earth, the high temperature and pressure keep metals molten. The earth reflects the sun’s rays rather than absorbing them.
Explanation
Inside the earth, the high temperature and pressure keep metals molten. The earth reflects the sun’s rays rather than absorbing them.
• Question 2 of 5 2. Question Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A): AIDS does not have a vaccine. Reason (R): The AIDS virus alters its genetic code. a) Both A and R are true and R is the correct explanation of A. b) Both A and R are true but R is not the correct explanation of A. c) A is true but R is false. d) A is false but R is true. Correct Answer: A Explanation A vaccine contains the inactivated germs of the disease. But the AIDS virus changes its genetic code and so no vaccine has been invented for it. Incorrect Answer: A Explanation A vaccine contains the inactivated germs of the disease. But the AIDS virus changes its genetic code and so no vaccine has been invented for it.
#### 2. Question
Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative
Assertion (A): AIDS does not have a vaccine.
Reason (R): The AIDS virus alters its genetic code.
• a) Both A and R are true and R is the correct explanation of A.
• b) Both A and R are true but R is not the correct explanation of A.
• c) A is true but R is false.
• d) A is false but R is true.
Explanation
A vaccine contains the inactivated germs of the disease. But the AIDS virus changes its genetic code and so no vaccine has been invented for it.
Explanation
A vaccine contains the inactivated germs of the disease. But the AIDS virus changes its genetic code and so no vaccine has been invented for it.
• Question 3 of 5 3. Question Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A): Clothes are not washed properly in hot water. Reason (R): Hard water contains many minerals. a) Both A and R are true and R is the correct explanation of A. b) Both A and R are true but R is not the correct explanation of A. c) A is true but R is false. d) A is false but R is true. Correct Answer: B Explanation In hard water, clothes do not get washed properly because hard water doesn’t form lather with soap. Having said that, hard water does contains many minerals. Incorrect Answer: B Explanation In hard water, clothes do not get washed properly because hard water doesn’t form lather with soap. Having said that, hard water does contains many minerals.
#### 3. Question
Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative
Assertion (A): Clothes are not washed properly in hot water.
Reason (R): Hard water contains many minerals.
• a) Both A and R are true and R is the correct explanation of A.
• b) Both A and R are true but R is not the correct explanation of A.
• c) A is true but R is false.
• d) A is false but R is true.
Explanation
In hard water, clothes do not get washed properly because hard water doesn’t form lather with soap. Having said that, hard water does contains many minerals.
Explanation
In hard water, clothes do not get washed properly because hard water doesn’t form lather with soap. Having said that, hard water does contains many minerals.
• Question 4 of 5 4. Question Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A): In India, females have higher life expectancy than the males. Reason (R): Females receive a better diet. a) Both A and R are true and R is the correct explanation of A. b) Both A and R are true but R is not the correct explanation of A. c) A is true but R is false. d) Both A and R are false. Correct Answer: D Explanation In India, due to high birth rate and due to neglect, females have a lower life expectancy as compared to males and although females need a better diet, they do not receive Incorrect Answer: D Explanation In India, due to high birth rate and due to neglect, females have a lower life expectancy as compared to males and although females need a better diet, they do not receive
#### 4. Question
Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative
Assertion (A): In India, females have higher life expectancy than the males.
Reason (R): Females receive a better diet.
• a) Both A and R are true and R is the correct explanation of A.
• b) Both A and R are true but R is not the correct explanation of A.
• c) A is true but R is false.
• d) Both A and R are false.
Explanation
In India, due to high birth rate and due to neglect, females have a lower life expectancy as compared to males and although females need a better diet, they do not receive
Explanation
In India, due to high birth rate and due to neglect, females have a lower life expectancy as compared to males and although females need a better diet, they do not receive
• Question 5 of 5 5. Question Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative Assertion (A): On 26th January, 1950, the Indian Constitution came into force. Reason (R): 26th January is celebrated as the Republic Day. a) Both A and R are true and R is the correct explanation of A. b) Both A and R are true but R is not the correct explanation of A. c) A is true but R is false. d) A is false but R is true. Correct Answer: B Explanation The Indian Constitution came into force with effect from January 26, 1950 and since then this day is celebrated as the Republic Day. Incorrect Answer: B Explanation The Indian Constitution came into force with effect from January 26, 1950 and since then this day is celebrated as the Republic Day.
#### 5. Question
Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative
Assertion (A): On 26th January, 1950, the Indian Constitution came into force.
Reason (R): 26th January is celebrated as the Republic Day.
• a) Both A and R are true and R is the correct explanation of A.
• b) Both A and R are true but R is not the correct explanation of A.
• c) A is true but R is false.
• d) A is false but R is true.
Explanation
The Indian Constitution came into force with effect from January 26, 1950 and since then this day is celebrated as the Republic Day.
Explanation
The Indian Constitution came into force with effect from January 26, 1950 and since then this day is celebrated as the Republic Day.
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