What is the use of biochar in farming? 1. Biochar can be used as a part of the growing medium in vertical…
What is the use of biochar in farming?
1. Biochar can be used as a part of the growing medium in vertical farming.
2. When biochar is a part of the growing medium, it promotes the growth of nitrogen-fixing microorganisms.
3. When biochar is a part of the growing medium, it enables the growing medium to retain water for longer time.
Which of the statements given above is/are correct?
1 and 2 only
2 only
1 and 3 only
1, 2 and 3
Solution
Biochar is used in vertical farming media, promotes microbial growth including nitrogen-fixers, and improves water-retention of the soil/medium. All three statements correct. Answer: (d).