6th Grade Science Test 2

Question 1

the smallest of all green plants

Answer 1

some algae

Question 2

fungi that feed on dead matter

Answer 2

saprophytes

Question 3

a plant that has fronds and produces spores instead of seeds

Answer 3

fern

Question 4

the fungus that converts sugar into alcohol and carbon dioxide

Answer 4

yeast

Question 5

the green plants that have no true leaves, stems, or roots

Answer 5

mosses

Question 6

a fungus and an alga working together as one plant from a ___

Answer 6

lichen

Question 7

the plant with a fruiting body

Answer 7

mushroom

Question 8

in the hot, dry climate of the southwestern states the ___ grows

Answer 8

pinyon pine

Question 9

the only conifers with bundles of needles

Answer 9

pines

Question 10

an attractive tree with frosty needles, often planted as an ornamental

Answer 10

blue spruce

Question 11

a plant that does not die after one season of growth but continues to live and grow for many seasons

Answer 11

perennial

Question 12

a plant that live for two years and then dies

Answer 12

biennial

Question 13

trees that lose their leaves in the fall

Answer 13

deciduous

Question 14

a tall plant with a single woody stem

Answer 14

tree

Question 15

trees that bear cones instead of flowers

Answer 15

conifers

Question 16

single cells that some plants produce instead of seeds

Answer 16

spores

Question 17

the age of a tree can be determined by counting its

Answer 17

annual rings

Question 18

the tallest kind of tree

Answer 18

California redwood

Question 19

the largest kind of tree

Answer 19

giant sequoia

Question 20

scientists who study trees

Answer 20

dendrologists

Question 21

growth in a tree takes place in this layer immediately under the bark

Answer 21

cambium

Question 22

has an attractive reddish wood with an oil that produces a pleasant fragrance

Answer 22

cedar

Question 23

created to live without chlorophyll

Answer 23

fungi

Question 24

the roots of ferns

Answer 24

rhizoids

Question 25

Be able to identify these kinds of trees by looking at pictures and recognizing their characteristics

Answer 25

cedar
oak
willow
giant sequoia
pine
maple
bold cypress
hemlock
birch
fir
palm