Roots Flashcards

(28 cards)

1
Q

What is the primary function of roots in plants?

A

Anchorage

Roots provide stability by anchoring the plant into the soil.

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2
Q

What is one of the key functions of roots related to water?

A

Absorption of Water and Nutrients

Roots take up water and essential nutrients from the soil.

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3
Q

What do roots store for future use?

A

Food and Nutrients

Roots can store carbohydrates and other nutrients.

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4
Q

What function do roots serve in the transport of substances?

A

Conduction

Roots conduct water and nutrients to other parts of the plant.

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5
Q

What are roots responsible for in terms of plant development?

A

Growth and Hormone Production

Roots produce hormones like auxins that regulate plant growth.

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6
Q

Auxin

A

hormone that is associated with root functions and is crucial for growth and development in plants.

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7
Q

Root cap

A

It protects the delicate root tips when it clears its path through the dirt

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8
Q

It protects the delicate root tips when jt clears its path through the dirt

A

Root cap

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9
Q

The region of cell division

A

Region of Meristematic activity

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10
Q

Apical Meristem cells (Region of Elongation)

A

These cells help in the growth of roots

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11
Q

Which region are root hairs found?

A

Region of Maturation

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12
Q

Root hairs are essential for the root _______.

A

Epidermis

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13
Q

Pith

A

Central core of parenchyma cells and is present in monocot

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14
Q

Pericycle

A

A thin layer of plant tissue found just inside the endodermis and surrounding the vascular cylinder.

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15
Q

Endodermis

A

Acts as selective barrier, regulating the movement of water, ions, and nutrients into the vascular system

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16
Q

Hypodermis (Cortex)

A

Located just beneath the outermost layer that provides additional support

17
Q

Bundle sheath

A

In roots, this refers to the cells surrounding the vascular cylinder

18
Q

What are the different types of root movements?

A

Positive geotropism, Positive hydrotropism, and Negative Phototropism

19
Q

What are the different types of root movements?

A

Positive geotropism, Positive hydrotropism, and Negative Phototropism

20
Q

Growth of roots towards gravity

A

Positive Geotropism

21
Q

Growth towards the water

A

Positive Hydrotropism

22
Q

Movements of roots away from sunlight

A

Negative Phototropism

23
Q

Storage roots

A

These roots store extra foods and nutrients

24
Q

Prop roots

A

These roots grow from the stem down into the soil, providing extra support for the plant.

25
Aerial roots
These roots grow above the ground and can absorb moisture from the air.
26
Buttress roots
These are large, wide roots at the base of trees, providing additional support
27
Pneumatophores
These are specialized roots that grow upwards, allowing plants in swampy areas to access oxygen.
28
Suckers
aboveground stem that developed from adventitious buds on the roots, for asexual reproduction