Explanation

 "I am busy right now. I was working on it."

Since "right now" indicates the present moment,

The sentence refers to something happening recently, but is currently interrupted.

The past continuous tense "was working" is the correct choice.

Explanation

The organisers of Anti-discriminatory Student Movement announced to launch a countrywide non-cooperation movement from 4 Aug 2024

Bangladesh Prime Minister Sheikh Hasina resigned over violent students-led protests

Resignation date: 5 August 2024

Since July 2024, Bangladesh has been engulfed by protests and violence as hundreds of thousands of students took to the streets against reserved quotas in government jobs.

The ‘Students Against Discrimination’ group led the demonstrations.

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Explanation

Explanation

The saying "Religion is Good Will" is attributed to the Holy Prophet Muhammad (SAW) in Hadith literature.

It emphasizes that sincerity and well-wishing toward others are core principles of Islam.

Explanation

To find the L.C.M. of 12, 20, 24, and 32, we follow prime factorization:

12 = 2² × 3

20 = 2² × 5

24 = 2³ × 3

32 = 2⁵

Take the highest powers of all prime factors:

2⁵ (from 32)

3 (from 12 or 24)

5 (from 20)

Now multiply:

2⁵ × 3 × 5 = 32 × 3 × 5 = 96 × 5 = 480

Explanation

Qatar officially withdrew from OPEC on 1st January 2019.

The decision was made to focus on its natural gas production, where Qatar is a leading exporter.

Angola withdrew its membership from OPEC on January 1, 2024.

Explanation

In February 2025, the federal government of Pakistan merged the Ministry of Aviation into the Ministry of Defence as part of a rightsizing initiative aimed at reducing state expenditures and improving efficiency. 

This restructuring led to the abolition of the standalone Ministry of Aviation, with its functions and responsibilities now falling under the purview of the Ministry of Defence.

Explanation

Water vapor is directly related to humidity, which plays a crucial role in weather prediction. 

The amount of water vapor in the air significantly influences cloud formation, precipitation, and temperature. 

Therefore, measuring water vapor content is essential for weather forecasting. 

Explanation

By is a preposition here.

We generally use verb + ing after a Preposition.

We use "by" to explain the method of success: "He succeeded by working hard."

Explanation

They do not perform Baeyer's Test statement is not true because alkynes do perform Baeyer's Test, which detects unsaturation (like double or triple bonds).

In Baeyer's Test, potassium permanganate gets decolorized if alkynes are present, indicating a reaction.