Which of the Following Statements About Heliotropism Is FALSE

question 42

Multiple Choice

Which of the following statements about heliotropism is FALSE?

• A) It is a diurnal movement involving pulvini.
• B) It is a process involving an orientation to the sun.
• C) It involves the leaves and flowers of many plants.
• D) It is also called solar tracking.
• E) It involves a mechanism similar to that of stem phototropism.

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Definitions:

Integuments

Layers of protective tissues surrounding the ovules of plants, which develop into the seed coat upon fertilization.

Accessory Fruit

A fruit consisting primarily of tissue other than ovary tissue (e.g., apple, pear). Compare with aggregate, simple, and multiple fruits.

Coleoptile

A protective sheath covering the emerging shoot in monocotyledons, such as grasses and cereals.

Embryonic Plant

A stage in plant development where the embryo forms within the seed, eventually growing into a new plant.