Plant Structure and Function Concepts

What is the primary difference between a simple leaf and a compound leaf?

• A simple leaf has multiple blades, while a compound leaf has only one.

• A simple leaf has only one blade and one petiole, while a compound leaf has more than one blade (leaflets).

• A simple leaf has lobes, while a compound leaf does not.

• A simple leaf is found on maple trees, and a compound leaf is found on clover.

How can one determine if a plant structure is a true leaf or a leaflet?

• A true leaf has a petiole, while a leaflet does not.

• A true leaf has a vein, while a leaflet does not.

• A true leaf has a small leaf bud in the axil between its petiole and the main stem, while a leaflet does not.

• A true leaf has a margin, while a leaflet does not.

What are some functions of trichomes on plant leaves?

• They primarily help in photosynthesis by increasing light absorption.

• They regulate leaf temperature, prevent water loss, and protect against herbivory.

• They are responsible for the plant's overall growth and development.

• They only serve as a defense mechanism against insects.

What is a characteristic of an indeterminate inflorescence?

• Flower production stops after the first flower opens.

• The first flowers to open are at the base, and production continues.

• The central flower develops last.

• It always forms an umbrella shape.

What is the primary function of brightly colored petals in a flower?

• To protect the developing seeds.

• To provide structural support to the flower.

• To attract pollinators.

• To absorb sunlight for photosynthesis.

A flower that can be dissected in multiple planes, like a pizza, exhibits what type of symmetry?

• Bilateral symmetry.

• Asymmetric.

• Radial symmetry.

• Compound symmetry.

What is the term for a flower with more than one carpel fused into a single pistil?

• Monocarpic

• Apocarpic

• Syncarpic

• Polycarpic

What type of dry fruit splits open at maturity to release its seeds?

• Indehiscent

• Fleshy

• Aggregate

• Dehiscent