Daily Current Affairs Prelims Practice (18-09-2026)

1.       Which sequence best represents the main stages of producing a semiconductor chip?

(a)     Fabrication → Design → Packaging → Testing

(b)     Packaging → Fabrication → Design → Testing

(c)     Design → Packaging → Fabrication → Testing

(d)     Design → Fabrication → Packaging → Final testing

2.      With reference to semiconductors, consider the following statements:

1. Their electrical conductivity can be modified by introducing controlled amounts of impurities.
2. Transistors made using semiconductors can function as switches.
3. Pure silicon conducts electricity better than copper under ordinary conditions.

Which of the above statements are correct?

(a)     1 and 2 only

(b)     2 and 3 only

(c)     1 and 3 only

(d)     1, 2 and 3

3.      Consider the following islands:

1. Borneo
2. Sumatra
3. Madagascar
4. Sri Lanka

Wild orangutans are naturally found on which of the above?

(a)     1 and 3 only

(b)     2 and 4 only

(c)     3 and 4 only

(d)     1 and 2 only

4.      Which of the following best describes the central purpose of CITES?

(a)     Regulating domestic forest clearance for infrastructure projects

(b)     Establishing protected areas through international land acquisition

(c)     Regulating international trade in listed wild species

(d)     Classifying all species by their global extinction risk

5.      A shopkeeper can buy an essential component from three suppliers. All three offer different prices but obtain the component from the same factory abroad. The shopkeeper believes that using all three suppliers eliminates the risk of a production shutdown.

Which additional information is most relevant to assessing this claim?

(a)     Whether the suppliers offer different payment periods

(b)     Whether their supplies depend on independent production facilities

(c)     Whether the suppliers maintain separate sales offices

(d)     Whether their prices include different profit margins

6.      Consider the following statements about ozone:

1. Stratospheric ozone absorbs harmful ultraviolet radiation.
2. Ground-level ozone can harm human health and vegetation.
3. The Antarctic ozone hole refers to seasonal depletion of stratospheric ozone.

Which of the above statements are correct?

(a)     1 and 2 only

(b)     1, 2 and 3

(c)     2 and 3 only

(d)     1 and 3 only

7.      With reference to stem cells, consider the following statements:

1. They can produce more stem cells through self-renewal.
2. Different types of stem cells have different capacities to form specialised cells.
3. Every adult stem cell can naturally develop into every cell type in the body.

Which of the above statements are correct?

(a)     1 and 3 only

(b)     1 and 2 only

(c)     2 and 3 only

(d)     1, 2 and 3

8.      With reference to battery electric vehicles, consider the following statements:

1. They produce no exhaust emissions from a tailpipe during operation.
2. Their overall emissions depend partly on how their electricity is generated.
3. Battery manufacturing is irrelevant when assessing their life-cycle emissions.

Which of the above statements are correct?

(a)     1 only

(b)     2 and 3 only

(c)     1, 2 and 3

(d)     1 and 2 only

9.      Consider the following agricultural practices:

1. Retaining crop residues on the soil
2. Growing cover crops between main crops
3. Applying well-decomposed organic manure
4. Repeatedly burning residues and leaving the soil bare

How many of the above generally support maintaining or increasing soil organic carbon?

(a)     Only one

(b)     Only two

(c)     All four

(d)     Only three

10.    Country X threatens to restrict a bank in Country Y because that bank conducts specified transactions with sanctioned entities in Country Z.

Which concept best describes this measure?

(a) Primary sanctions against direct dealings with a target

(b) Secondary sanctions against third-country dealings with a target

(c) Sectoral sanctions against a specified branch of an economy

(d) Comprehensive sanctions against most dealings with a country

ANSWERS for Daily Current Affairs Prelims Practice (18-09-2026):

1.    Answer: (d)

2.   Answer: (a)

3.   Answer: (d)

4.   Answer: (c)

5.   Answer: (b)

6.   Answer: (b)

7.   Answer: (b)

8.   Answer: (d)

9.   Answer: (d)

10. Answer: (b)

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