exam 2 bio 1104

What are the three main organs found in flowering plants?

Leaves, Stems, Roots

What are the three basic tissue types found in flowering plants?

Dermal tissue, Ground tissue, Vascular tissue

What is the primary function of dermal tissue in plants?

Protection and absorption, especially in roots.

What is the function of stomata in plant tissue?

To let carbon dioxide in and oxygen out for gas exchange.

What are the three main types of ground tissue?

Parenchyma, Collenchyma, Sclerenchyma

What does xylem transport?

Water and minerals, flowing one-way from the roots up.

What are the main functions of roots?

Absorb water and minerals, anchor the plant, and support/storage.

What distinguishes taproots from fibrous roots?

Taproots have a single, large central root; fibrous roots have a network of many small roots.

What is the main function of leaves in plants?

To serve as the primary site of photosynthesis.

What is the structure of a stem in terms of tissue organization?

An outer layer of dermal tissue, mostly ground tissue, and vascular bundles scattered in monocots or arranged in a ring in eudicots.

What is the function of trichomes found on the dermal tissue?

To deter herbivores and maintain moisture.

Waxy Cuticle

A protective layer on the epidermis.