In which of the following, Seeds do not germinate without presence of mycorrhizae?

In which of the following, Seeds do not germinate without presence of mycorrhizae?
  1. Cycas
  2. Pinus
  3. Genkigo
  4. Orchids

Solution

The fungus provides minerals and water to the roots, in turn the roots provide sugars and N-containing compounds to the mycorrhizae. Some plants have an obligate association with the mycorrhizae. For example, Pinus seeds cannot germinate and establish

Asked in: NCERT

Practice more Transport in Plants questions on Aicharya