Observing God's World Test 1

Question 1

chemical process by which a plant produces food

Answer 1

photosynthesis

Question 2

growth response of a plant to a condition in its environment

Answer 2

tropism

Question 3

transfer of pollen from the stamen to the pistil

Answer 3

pollination

Question 4

process in which an egg stored inside an ovule unites with a sperm cell from a grain of pollen

Answer 4

fertilization

Question 5

pigment that gives a plant its green color

Answer 5

chlorophyll

Question 6

a colorful leaf surrounding certain flowers such as the dogwood and poinsettia

Answer 6

bract

Question 7

underwater plant with hollow, bladderlike leaves filled with water that are used to trap insects

Answer 7

bladderwort

Question 8

plant with hinged leaves that close shut like the jaws of a steel trap

Answer 8

Venus’s-flytrap

Question 9

plant that uses bright colors and honey-scented nectar to lure insects and drown them in its leaves

Answer 9

pitcher plant

Question 10

sticky, glistening dew drops on this plant are used as bait to attract insects

Answer 10

sundew

Question 11

the pores on the underside of the plant

Answer 11

stomata

Question 12

the part of the plant that grows below the ground

Answer 12

root system

Question 13

waxy substance that coats the leaf

Answer 13

cuticle

Question 14

structures that allow the stomata to open and close

Answer 14

guard cells

Question 15

material used to form the cell walls of plants

Answer 15

cellulose

Question 16

‘packages of chlorophyll found in leaf cells

Answer 16

chloroplasts

Question 17

deep main root

Answer 17

taproot

Question 18

the layer of thick, protective cells at the tip of the root

Answer 18

root cap

Question 19

the sugar that plants store in their roots

Answer 19

starch

Question 20

large vein running up the middle of many leaves

Answer 20

midrib

Question 21

part of the seed that is a miniature undeveloped plant

Answer 21

embryo

Question 22

the noticeable part of the plant that attracts bees

Answer 22

petal

Question 23

a plant’s response to gravity

Answer 23

geotropism

Question 24

a scientist who studies plants

Answer 24

botanist

Question 25

wheat, rice, and corn are in what plant family

Answer 25

cereal grasses

Question 26

the part of the plant that is above ground

Answer 26

shoot system

Question 27

an example of an epiphyte

Answer 27

Spanish moss

Question 28

its main function is to make food for the plant

Answer 28

leaf

Question 29

its main function is to absorb water and minerals from the ground

Answer 29

roots

Question 30

an underground storehouse made with layers of thick, fleshy leaves around a short stem

Answer 30

bulb

Question 31

a seed that is alive but inactive

Answer 31

dormant

Question 32

conditions needed for a seed to sprout

Answer 32

warmth and moisture

Question 33

-petals grow in multiples of 3
- grow from bulbs

Answer 33

lily family

Question 34

• has five petals
• fruit grows in pods

Answer 34

pea family

Question 35

-has small flowers and two-part leaves
- reproduces without flowers

Answer 35

grass family

Question 36

• petals grow in multiples of 5
• includes apples and cherries

Answer 36

rose family

Question 37

• largest flowering family
• two types of flowers make up the ‘one’ flower

Answer 37

composite family