Faam 3Rd Grade Science Ch 1-2-3

Front 1

system

Back 1

consists of the parts of a plant that work together

(ex. a plant's leaves make up it's leaf system)

Front 2

deciduous

Back 2

trees that have leaves that die and fall off in the fall and grow new leaves in the spring

Front 3

pollinate

Back 3

to move pollen from part of a flower that makes pollen to the part of the flower that makes seeds

Front 4

coniferous

Back 4

describes trees that do not lose their needle-like leaves in the fall

Front 5

seed leaf

Back 5

provides food for a sprouting new plant (every plant has either one or two seed leaves)

Front 6

germinate

Back 6

to start to grow

Front 7

seedling

Back 7

a young plant that starts to grow once the seed breaks open

Front 8

fossil

Back 8

the remains or the mark of a living thing from long ago

Front 9

extinct

Back 9

plants and animals that lived long ago and are no longer alive

Front 10

traits

Back 10

a body feature passed on to an animal from its parent (what an animal does or how it looks)

Front 11

vertebrate

Back 11

an animal with a backbone

fish-amphibians-reptiles-birds-mammals

Front 12

invertebrate

Back 12

an animal without a backbone

sea jellies-worms-mollusks-arthropods

Front 13

larva

Back 13

the stage in an insects life after it hatches from the egg

Front 14

pupa

Back 14

the stage in an insects life between larva and adult

Front 15

adaptation

Back 15

a trait that helps an animal meet its needs in the place where it lives

(ex. pelicans' webbed feet, birds' beaks)

Front 16

inherited

Back 16

passed on from parent to offspring

Front 17

migrate

Back 17

to move to another place to find better climate, food, or a mate

Front 18

hibernate

Back 18

to spend winter resting; body systems slow down in order to save energy and survive

Front 19

environment

Back 19

everything that surrounds a living thing

Front 20

ecosystem

Back 20

all the living and nonliving things that interact with each other in a given area

Front 21

community

Back 21

all the populations that live together in the same place

Front 22

population

Back 22

all the living things of the same kind that live in the same place at the same time

Front 23

grassland

Back 23

a land ecosystem that has many grasses and few trees

Front 24

desert

Back 24

an ecosystem that gets less than 25 cm of rainfall a year

Front 25

tundra

Back 25

a land ecosystem that is cold and dry

Front 26

wetland

Back 26

a low land ecosystem that is covered by water at least part of the time during the year; marshes and swamps are wetlands