Monotropa (ghost plant) is a parasitic plant that lacks _________ and obtains its nutrition from fungi that are closely associated with its roots.

Assume you fill a pot with 45 kg of soil, plant a 1 kg sapling in it, and simply water it on a regular basis. After five years, the soil and plant weights were 44.97 kg and 37 kg, respectively, as determined by you. Based on this observation, which of the following do you believe is responsible for most of the additional 36 kg in the plant?

Which of the following ions bind to clay particles, thereby preventing them from being leached out of the soil?

The maximum surface area for the absorption of materials in the root is provided by: