UPSC Daily PIB Quiz for 8ᵗʰ September 2026

1) With reference to intensive aquaculture systems, consider the following statements:

1. Recirculatory Aquaculture Systems primarily conserve water by physically separating fish from their waste products and replacing the culture water at regular intervals.
2. Biofloc Technology promotes the assimilation of nitrogenous waste into microbial biomass, thereby allowing part of the waste to be recycled within the culture system.
3. Both RAS and Biofloc can reduce the dependence of intensive aquaculture on large quantities of fresh water, although their mechanisms for maintaining water quality differ.

Which of the statements given above are correct?

2) Consider the following statements regarding Biofloc Technology (BFT):

1. It uses beneficial microorganisms to convert nitrogenous wastes into microbial biomass.
2. The microbial biomass formed in the system can also serve as an additional nutritional source for cultured organisms.
3. Maintaining an appropriate carbon-to-nitrogen ratio is important for the functioning of the system.

Which of the statements given above are correct?

3) With reference to jute in India, consider the following statements:

1. Being a bast fibre, jute is obtained from the stem of the plant rather than from its seed or fruit.
2. The use of jute geotextiles can combine an engineering function such as erosion control with ecological restoration because the material is biodegradable.
3. The policy support for jute is confined primarily to increasing raw-jute production and does not extend to diversification into technical or value-added products.

Which of the statements given above are correct?

4) India–Sweden cooperation under SITAC has identified areas such as industrial AI, trusted data, compute infrastructure and responsible AI. Which of the following best explains why responsible AI is relevant alongside increasing AI compute capacity?

5) With reference to the Swachh Vayu Sarvekshan Awards, 2026, consider the following statements:

1. Indore secured the first position among cities with a population above 10 lakh.
2. The three population categories used for ranking NCAP cities are based on the size of the urban population.
3. A city may perform well in air-quality governance even if its assessment cannot be reduced to a single ambient-air-quality parameter.
4. The city-specific approach under NCAP implies that every NCAP city is free to disregard nationally prescribed air-quality standards while designing its mitigation strategy.

Which of the statements given above are correct?