Ch 4 Plants Flashcards Preview

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Flashcards in Ch 4 Plants Deck (15):
0

the movement of pollen from the plant stamen to the pistil

pollination

1

the process in which plants use light, carbon dioxide, and water to make sugar and oxygen

photosynthesis

2

plant tissue made up of tubes that carry water and minerals from the roots up to the leaves.

xylem

3

plant tissue made up of tubes that carry sugar away from the leaves down through the plant

phloem

4

the way plants change growth direction in response to the environment

tropism

5

a new plant seed

embryo

6

a single plant cell that can grow into a new plant

spore

7

a kind of chemical that causes cells to grow

growth hormone

8

a grainy yellow powder made in tissue at the top of a flower's stamen

pollen

9

reproduction occurs in the

flower

10

what transports water and nutrients and holds the plant upright for sunlight

stem

11

what part of the plant produces food (sugar)

leaves

12

what part of the plant sucks up water from the ground and anchors the plant to the soil

roots

13

describe the process of photosynthesis

plants take in carbon dioxide, water, and sunlight energy to produce sugar (food) and oxygen.

14

explain why plants have more sugar in them during daytime than at nighttime

the suns energy is needed for the plant to make food. during the day the plant receives more sunlight.