BOT3015 EXAM 2 Marking Scheme 100% Correct

BOT3015 EXAM 2 Marking Scheme 100% Correct What do all leaves originate as? - Answer- Primordia in the buds At maturity most leaves consist of - Answer- A stalk called the petiole and a flattened blade (lamina) A blade (lamina) consists of - Answer- network of veins called vascular bundle What are stipules? - Answer- A pair of leaf-like or thorn-like appendages are sometimes present at the base of the petiole What are sessile leaves? - Answer- leaves that lack petioles What are deciduous plants? - Answer- leaves or trees that live through one growing season What are leaves of flowering plants associated with - Answer- leaf gaps and they all have an axillary bud at the base What is a simple leaf? - Answer- a leaf with only one blade What is a compound leaf? - Answer- blade consists of multiple leaflets, still has a single axillary bud at it's base with the leaflets having no such buds pinnately compound leaf - Answer- leaf type with a divided leaf blade consisting of leaflets arranged on both sides of the midrib (rachis) Sometimes the leaflets of a pinnately compound leaf may be subdivided into smaller leaflets, forming a bipinnately compound leaf palmately compound leaf - Answer- leaf type with leaflets that emerge from a point, resembling the palm of a hand