✓ Board-verified
Biology · 2023 · 1 mark
CBSE 2023 · Region 3 · Set 3 · Q15
Assertion (A): Biologists are sure about how many prokaryotic species are living now. Reason (R): The conventional taxonomic methods are not suitable…
Assertion (A) : Biologists are sure about how many prokaryotic species are living now. Reason $\displaystyle (R)$ : The conventional taxonomic methods are not suitable for identifying microbial species.
Official answer
(D)
Assertion (A) is false, but Reason (R) is true.
All Microbes in Human Welfare questions2023 question paperNCERT solutions: Microbes in Human WelfarePractice Microbes in Human Welfare →
More from Microbes in Human Welfare
- A list of organisms is given in column 'R', whereas in column 'S' a list of products produced by them: Select the option where the organisms are…2024
- Assertion: Activated sludge contains large population of bacteria. Reason (R): These bacteria help in anaerobic digestion of human waste in biogas…2026
- Microbes commonly used in kitchen are2026
- Explain the role of the following during the sewage treatment: flocs anaerobic sludge digester2024
- Assertion: Besides curdling of milk, LAB also improves its nutritional quality by increasing Vitamin B12. Reason (R): LAB, when present in the…2026
- Many members of genus Glomus form a mycorrhizial association with plants. Elaborate how is this association beneficial to the plants.2022
- Explain the role of microorganisms in the following: Reducing the sugar content in grape juice Production of a fuel2023
- The process of mineralization by microorganisms help in the release of:2025
CBSE Class 12 Biology past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.