Biology for IGCSE & O level - Variation And Selection (Section 1 - No. 1)
In the context of the plant with the perch, how does the branchless stem benefit the plant?
It enables wind pollination.
It attracts insects.
It makes it easier for birds to access nectar, facilitating pollination.
It helps the plant to store more water.
Forklaring
It allows birds to easily access the flowers and thus, better pollination.