The Organ System Of Plants

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Washidays

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Quizzes Created: 1 | Total Attempts: 463

Questions: 5 | Attempts: 463 | Updated: Mar 22, 2023

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Questions and Answers

1.

The root system contains the _____ _____, _____ _____, and _____ _____. Note: When writing the answer, do not include the word 'and'. Please include the word 'roots' or 'hairs..The answer can be any order.

Explanation
The correct answer is primary roots, lateral roots, root hairs. The primary roots are the main roots that emerge from the seed and provide anchorage and absorption of water and nutrients. The lateral roots branch off from the primary roots and help to increase the surface area for absorption. The root hairs are tiny extensions of the root epidermis that further increase the surface area for absorption.

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2.

The three types of tissue system.

Explanation
The correct answer is dermal, ground, vascular. The dermal tissue system is responsible for protecting the plant and preventing water loss. The ground tissue system is involved in photosynthesis, storage, and support. The vascular tissue system is responsible for transporting water, nutrients, and sugars throughout the plant.

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3.

The point in the stem where the leaves are attached to is called the ____.

Explanation
The point in the stem where the leaves are attached to is called the node.

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4.

The segment between two adjacent nodes is called the _________.

Explanation
The segment between two adjacent nodes is called the internode. This term is commonly used in botany to describe the space or distance between two nodes on a stem or branch of a plant. It represents the portion of the stem or branch that does not have any leaves, branches, or other structures attached to it. The internode plays a crucial role in determining the overall length and spacing of the plant's branches and leaves.

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5.

The root system of a plant is composed of primary roots and millions of branched roots and about ________ root hairs.

Explanation
The root system of a plant consists of primary roots, branched roots, and a large number of root hairs. The given answer options, 1.4*10^8 and 1.4x10^8, both represent the same value in scientific notation. This value indicates that there are approximately 140 million root hairs in the root system of a plant.

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