Transcript Why don`t we learn these…

Why don’t we learn these…
Useful terms from Science Unit A?
No reason not to.
Basic unit of structure and function of all
living things?
cell
Thin covering that encloses a cell and keeps
its parts together?
cell membrane
Organelle that controls all of a cell’s
activities?
nucleus (of a cell)
•
Jellylike substance containing
chemicals that help keep a cell
functioning?
cytoplasm
•
Process by which many materials
move in and out of cells?
diffusion
•
Diffusion of water and dissolved
materials through a cell membrane?
osmosis
•
Cells that work together to perform a
specific function?
tissue
•
Tissues that work together to perform
a specific function?
organ
Organs that work together to perform a
function?
system
•
Smallest blood vessels?
capillaries
Tiny air sacs, located at both ends of the
lungs, through which gases are
exchanged with the blood?
alveoli
•
Tiny tubes sticking into the small
intestine that absorb nutrients into the
blood?
villi
•
Tubes inside the kidneys where urea
and water diffuse from the blood?
nephrons
•
Connective tissue that produces red
and white blood cells?
bone marrow
•
Places where bones meet and are
attached to each other and to
muscles?
joints
•
Tough bands of connective tissue that
attach muscles to bones?
tendons
•
Bands of connective tissue that hold a
skeleton together?
ligaments
•
Specialized cell that can receive
information and transmit it to other
cells?
neuron
•
Nerve cells that detect conditions in
the body’s environment?
receptors
•
Grouping of things by using a set of
rules?
classification
•
Largest group into which living things
are classified?
kingdom
•
Kingdom of organisms found with
petroleum?
moneran
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Kingdom of organisms that have only
one cell and a nucleus?
protist
•
Living things such as mushrooms
that look like plants, but cannot make
their own food?
fungi
•
Second smallest grouping used in
classification?
genus
•
Smallest grouping used in
classification?
species
•
Animal with a backbone?
vertebrates
•
Animal that has hair and produces
milk for its young?
mammals
•
Animal that has dry, scaly skin?
reptiles
•
Animal with moist skin and no
scales?
amphibians
•
Vertebrate that lives in water?
fish
•
Vertebrate with feathers?
birds
•
Animal without a backbone?
invertebrates
•
Plant that has tubes for transporting
food and water?
vascular plants
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Plant that does not have tubes for
transporting food and water?
nonvascular plants
•
Tubes that transport water and
minerals in vascular plants?
xylem
•
Tubes that transport food in vascular
plants?
phloem
•
Pigment, or coloring matter, that helps
plants use light energy to produce
sugars?
chlorophyll
•
Cycle in which nitrogen gas is
changed into forms of nitrogen that
plants can use?
nitrogen cycle
•
Process by which carbon and oxygen
cycle among plants, animals and the
physical environment?
carbon dioxide-oxygen cycle
•
Single reproductive cell that grows
into a new plant?
spore
•
Plant with unprotected seeds;
conifers or cone-bearing plants?
gymnosperm
•
Flower structures that contain the
male reproductive cells?
pollen
•
A flowering plant?
angiosperm
•
Seeds of certain plants that are used
for food?
grain
•
Any material that can be separated
into threads?
fiber
•
Outer layer of cells of a leaf?
epidermis
•
Layer of cells in a leaf where most
photosynthesis occurs?
palisade layer
•
Process by which cells release energy
from food in order to carry on life
processes?
cellular respiration
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Plant’s response to a stimulus?
tropism
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Plant’s response to gravity?
gravitropism
•
Joining of a male reproductive cell
with a female reproductive cell?
fertilization
•
Male parts of a flower?
stamen
•
Female part of a flower?
pistil
•
Process by which plants make food?
photosynthesis
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Plant’s response to light?
phototropism
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Form of asexual reproduction in
plants; reproduction without seeds?
vegetative propagation
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Part of a flower that contains eggs?
ovary
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Tiny plant inside a seed?
embryo
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Structures where food is stored in
seeds?
cotyledons
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To sprout?
germinate
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Plant stage when a germinated seed
begins growing and making its own
food?
seeding
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Form of artificial reproduction that
can produce desirable characteristics
in woody plants?
grafting
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Process of growing plants artificially
in laboratories?
tissue culture
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