Chapter 3 Plants

Question 1

Chlorophyll

Answer 1

Is a green pigment found in the chloroplasts

Question 2

Photosynthesis

Answer 2

The energy for this food making process

Question 3

Tissues

Answer 3

Are groups of similar cells that preform a specific function in a organism

Question 4

Chloroplast

Answer 4

Are the structures in which food is made

Question 5

Vacuole

Answer 5

Is a large storage sac that can expand and shrink

Question 6

Cuticle

Answer 6

Helps plants reduce water loss

Question 7

Vascular tissues

Answer 7

Is a system of tubelike structures inside a plant

Question 8

Non vascular plants

Answer 8

Are low growing have thin cell walls and do not have roots for absorbing water from the ground

Question 9

Rhizoids

Answer 9

Thin root like structures

Question 10

Vascular plant

Answer 10

Are plants with true vascular tissues

Question 11

Phloem

Answer 11

Is the vascular tissue trough which food moves

Question 12

Xylem

Answer 12

Water and minerals travel through this

Question 13

Fronds

Answer 13

Are divided into many smaller plants

Question 14

Pollen

Answer 14

Tiny structures that contain cells

Question 15

Seed

Answer 15

Is a structure that contains a young plant inside a protective covering

Question 16

Gymnosperm

Answer 16

Not I closed by a protective fruit

Question 17

Angiosperm

Answer 17

Flowering plants that share two important characteristics

Question 18

Cotyeldon

Answer 18

Or seed leaf provides food

Question 19

Monocots

Answer 19

Are angiosperm that only have only one seed

Question 20

Dicots

Answer 20

Produce seeds with two seed leafs

Question 21

Sporophyte

Answer 21

The plants produce spores

Question 22

Gametophyte

Answer 22

The plant produces two kinds of sex cells

Question 23

Annuals

Answer 23

Flowering plants that complete a life cycle within one growing season

Question 24

Biennies

Answer 24

Angiosperm that complete their life cycle in 2 years

Question 25

Perennials

Answer 25

Flowering plants that live more than two years

Question 26

Fertilization

Answer 26

Occurs when a sperm cell units with an egg cell

Question 27

Zygote

Answer 27

The fertilized egg

Question 28

Come

Answer 28

Gymnosperm have reproductive structures

Question 29

Ovule

Answer 29

Is a structure that contains an egg cell

Question 30

Fruit

Answer 30

A fruit is a ripened overly and other structures that enclose one or more seeds

Question 31

Tropism

Answer 31

A plants growth response towards or away from a stimulus

Question 32

Hormone

Answer 32

Produced by a plant is a chemical that affects how the plants grow

Question 33

Auxin

Answer 33

Is one important hormone

Question 34

Photoperiodism

Answer 34

A plants response to a seasonal changes in the length of night and day

Question 35

Critical night length

Answer 35

Is a number of hours of darkness that determines weather or not a plant will flower

Question 36

Short day plants

Answer 36

Flower when the nights are longer than a critical length. They bloom in fall or winter

Question 37

Long day plants

Answer 37

Flower when nights are short her than a critical length they bloom in spring or summer

Question 38

Day neutral plants

Answer 38

Have a flowering cycle that is not sensitive to periods of light or dark and bloom year round depending on the weather

Question 39

Dormancy

Answer 39

Is a period when an organisms growth or activity stops