Unit 3 - Lesson 1 Flashcards

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1
Q

How many groups of plants?

A

2 groups of plants

—vascular plants

—nonvascular plants

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2
Q

Nonvascular plants

A

—the simplest type of plant
—grow close to the ground and soak up water and minerals like a sponge
—don’t have stems or leaves

Example: moss

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3
Q

Vascular plants

A

—most plants that you see every day including all flowering plants

—have roots, stems and leaves

—have a system of tubes that carry water and nutrients

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4
Q

Roots

A

-usually underground

—absorb water and minerals from the soil
—anchor the plant in the soil

— 2 types of roots. Taproots and fibrous roots

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5
Q

Taproots

A

Thick strong roots that grow deep in the soil

Example: carrots, beets

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6
Q

Fibrous Roots

A

Thin branching roots that grow close to the surface

Example: grasses and most trees

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7
Q

Stems

A

Structures that have tubes to carry water, sugar and minerals to different parts of the plant

Examples: trunk, soft green stems, woody stems

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8
Q

Leaves

A

The part of the plant that produces food for the plant

—different shapes (round, heart-shaped, triangular shaped, needle-shaped)

—different textures ( tiny hairs, smooth, waxy, dull, shiny)

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9
Q

Some leaves have veins - small tubes

A

Veins - carry food made by the leaves to the plant’s flowers, stems, and roots

Veins - also carry water and minerals through the leaves

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10
Q

Photosynthesis

A

—how plants make their food

—takes place in the leaves

—Sunlight + carbon dioxide + water = sugar + oxygen

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11
Q

Chlorophyll

A

—a substance in the leaves that makes leaves appear green in color

— helps plants make sugars

—captures energy from the sun during the day

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