Which Type of Ecosystem Has Low Production but Nonetheless Contributes

question 20

Multiple Choice

Which type of ecosystem has low production but nonetheless contributes a large proportion of Earth's total net primary production?

• A) tropical rain forest
• B) coral reef
• C) open ocean
• D) desert

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Definitions:

Eudicot Stem

The stem structure of a eudicot plant, characterized by the arrangement of vascular bundles in a ring.

Pith

The central core of the stems of vascular plants, composed of soft, spongy parenchyma cells that store and transport nutrients throughout the plant.

Vascular Cambium

A layer of plant tissue located between the xylem and phloem, responsible for the growth in thickness of the stem and roots.

Woody Stem

A type of stem that is hard and not flexible, found in trees and shrubs, providing support and conduction of nutrients.