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science final exams
exams!!!!
96
Science
7th Grade
05/04/2011

Additional Science Flashcards

 


 

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Term
name 3 types of mollusks:
Definition
bivalves, gastropods, cephalopods
Term
name 3 types of characteristics of molluks:
Definition
mantle, type of shell, shell
Term
name 2 characteristics of echinoderms:
Definition
  • protect themselves
  • biylammety symmetry
Term
name 3 examples of echinoderms
Definition
  • sea stars
  • sea cucumbers
  • sea urchins
  • snad dollar
Term
as adults most of these stay in one place, move slowly, or attach to objects. 
Definition
bivalues
Term
their feet are adapted to from tentacles around their mouths.
Definition
cephalopods
Term
have large eyes, excellent vision, and move by jet propulsion
Definition
cephalopods
Term
the most numerous of the mollusks and have a single or no shell.
Definition
gastropods
Term
these mollusks have two shells
Definition
bivalues
Term
these mollusks creep along on broad foot, and their name means stomach
Definition
gastropods
Term
these do not have a radula, and are filter freeders
Definition
bivalues
Term
examples of thess are octopuses, cittlefish, nautiluses, and squid
Definition
cethalopods
Term
examples of these are snails and slugs
Definition
gastropods
Term
examples of these are clams, oysters, scalops, and muscles.
Definition
bivalues
Term
pheromone
Definition
chemical released by one animal affecting only its species
Term
what is the stages of complete metamorphosis
Definition

larva

pupa

adult

Term
what is the stages of incomplete metamorphosis
Definition

egg

nympa

larva

Term
radula
Definition
flexible riddon of tiny teeth
Term
exoskeleton
Definition
external skeleton
Term
chitin
Definition
material that makes up exoskeletons in insects
Term
molting
Definition
shedding an outgrowth exoskeleton
Term
thorax
Definition
contains the wings and legs of insects
Term
pupa
Definition
when insects is closed in a protective covering
Term
nymph
Definition
a young insects resembling the adult
Term
bioluminescence
Definition
production of light by a living organism
Term
endoskeleton
Definition
internal skeleton
Term
water vascular system
Definition
fluid filled tubes within echinoderm body
Term
spiracles
Definition
insects breathe through these
Term
abdomen
Definition
contains many of the insects internal organs
Term
how many # body sections does a crustaceans have ?
Definition
2 or 3
Term
how many # of legs does a crustaceans have?
Definition
5
Term
how many # of antennaes does a crustaceans have?
Definition
2
Term
how many # body sections does a arachnids have?
Definition
2
Term
how many #of legs does a arachnids have?
Definition
8
Term
how many # of antennaes does a arachnids have?
Definition
0
Term
how many # body sections does a insect have?
Definition
3
Term
how many # of legs does a insects have?
Definition
6
Term
how many # of antennaes does a insect have?
Definition
2
Term
an animal`s reaction to a stimulus is a
Definition
response
Term
in______ an animal uses what it already knows to figure out a new problem
Definition
insight learning
Term
pavlov`s is an example of an animal that has been subjected to
Definition
conditioning
Term
an area occupied and defended by an animal or group of animals is a
Definition
territory
Term
in order to ensure that mating and reproduction occur, some animals preform
Definition
courtship behavior
Term
when some birds fly south in the winter, they are showing______
Definition
migration
Term
ants are animals that live in a aspecial group called___, where all the individuals work for good of the community.
Definition
society
Term
the capacity of computers to solve problems and to learn from experience is called
Definition
artificial intelligence
Term
an animal`s_______ consists of all the actions it preforms.
Definition
behavior
Term

__________ occurs in some birds and mammals when they recognize and follow the first moving object they see.

 

Definition
imprinting
Term
cartliage
Definition
flexible connective tissue holdin in ear and at ends of bones
Term
dermis
Definition
lower layer of skin containing nerves and blood vessels
Term
epidermis
Definition
upper layer of skin
Term
homeostasis
Definition
body`s tendency to keep an internal balance
Term
joint
Definition
place where 2 bones come together
Term
ligament
Definition
strong connective tissiue holding muscle to bone
Term
osteoporosis
Definition
condition where body`s bones became weak and break easily
Term
tendon
Definition
strong connective tissiue holding muscle to bone
Term
ball and socket
Definition
arm to sholder
Term
gliding
Definition
wrist or ankle
Term
hinge
Definition
knee or elbow
Term
pivot
Definition
neck to head
Term
is cardiac a involuntary or voluntary muscle
Definition
involuntary
Term
where is the cardiac muscle located at
Definition
heart
Term
is smooth muscle voluntary or involuntary
Definition
involuntary
Term
where is the smooth muscle located
Definition
stomach
Term
is the skeletal muscle voluntary or involuntary
Definition
voluntary
Term
where is the skeleton muscle located
Definition
biceps
Term
list 3 functions of the skeleton
Definition
  • shape
  • move
  • protects organ
  • produces blood cells
  • stress
Term
list 3 functions of skin
Definition
  • covers
  • prevents water loss
  • eliminates waste
Term
what are the 4 levels of organization in humans?
Definition
  • cell
  • tissue
  • muscle
  • organs
  • organ system
Term
blood type (A) can donate to   
Definition
A, AB
Term
blood type (B) can donate to
Definition
B,AB
Term
blood type(AB) can donate to
Definition
AB
Term
blood type (O) can donate to
Definition
A,B,AB
Term
blood type (A) can receive blood type
Definition
A,B
Term
blood type (B)can recevie blood type
Definition
B,O
Term
blood type (AB) can receive blood type
Definition
A,B,O,AB
Term
aorta
Definition
the largest artery in the body (last place in the heart before it goes to body)
Term
blood type (O) can receive blood type
Definition
O
Term
artery
Definition
blood vessels that carry blood away from the heart
Term
atrium
Definition
the upper chamber of the heart
Term
cardiovascular system
Definition
another name for the circulatory system
Term
capilary
Definition
tiny blood vessels connecting veins and arteries and where substances exchange
Term
diffusion
Definition
process where molecules move from higher to lower concentration
Term
fibrin
Definition
a chemical important in blood clots by forming a net of tiny fibrins to trap blod cells
Term
heart hollow, muscular organ that pumps blood throughout the body
Definition
Term
hemoglobin
Definition
an iron containing protin that bins to oxygen in red blood cells
Term
heart attack
Definition
condition where blood flow to part of heart muscle is blocked
Term
lymph
Definition
the fluid the lymphatic system collects and returns to bloodstream
Term
lyphatic system
Definition
network of vessels that returns fluid leaking out of blood vessels to bloodstream
Term
lyph node
Definition
a small knob of tissue in the lymphatic system that filters lymph
Term
plasma
Definition
liquid part of the blood
Term
platelet
Definition
a cell fragment that plays an important part in forming blood clots
Term
sphygmomanometer
Definition
an instrument that measurs blood pressure
Term
valve
Definition
a one way door in the heart
Term
vein
Definition
blood vessels that carry the blood to the heart. (i like to watch tv)
Term
ventricle
Definition
the lower chambers of the heart
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