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Science 7th > Order and Design Test 3 > Flashcards

Order and Design Test 3 Flashcards

Chapters 1-3

1
Q

the first section of the small intestine

A

duodenum

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2
Q

scientific name for windpipe

A

trachea

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3
Q

largest lymphatic organ

A

spleen

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4
Q

the type of symmetry in which an organism can be cut into equal halves in only one direction

A

bilateral symmetry

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5
Q

the structure that exchanges oxygen and nutrients between the blood of an unborn child and his mother

A

placenta

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6
Q

the dome-shaped muscle that aids in breathing

A

diaphragm

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7
Q

the organ in which bile is sotred

A

gallbladder

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8
Q

the primary pigment that causes skin color

A

melanin

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9
Q

the type of white blood cell that matures in the thymus

A

B cells

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10
Q

the structure that controls simple reflexes

A

spinal cord

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11
Q

portion of the body containing most of the vital organs

A

trunk

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12
Q

plant family that helps restore nitrogen to the soil

A

pea family

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13
Q

the plant tissue that carries food downward to the stems and roots

A

phloem

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14
Q

a scientific idea that has survived many experiments and observations without ever being proven false

A

law

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15
Q

the “master gland”

A

pituitary gland

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16
Q

a type of leaf with only one blade attached to the petiole

A

simple leaf

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17
Q

the branch of biology which studies the relationships between organisms in their environments

A

ecology

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18
Q

air sacs in the lungs

A

alveoli

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19
Q

a sensible explanation to a scientific problem

A

hypothesis

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20
Q

the structure that connects bones to muscles

A

tendon

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21
Q

term referring to the methodical testing of scientific ideas

A

experimentation

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22
Q

the process through which water in the soil enters a root’s root hairs

A

osmosis

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23
Q

the cells that carry oxygen through the blood

A

red blood cells

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24
Q

the term that refers to animals in an environment

A

fauna

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25
Q

early growth of a seed

A

germination

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26
Q

the process by which life continues through a new generation of organisms

A

reproduction

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27
Q

the uniting of a sperm cell and an egg cell

A

fertilization

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28
Q

the sum of all chemical processes of life

A

metabolism

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29
Q

the process by which plants manufacture their food

A

photosynthesis

30
Q

a young plant that is no longer dependent on its cotyledons

A

seedling

31
Q

a distinct type of organism

A

species

32
Q

muscles that work without conscous thought

A

involuntary muscles

33
Q

an organism’s home within the environment

A

habitat

34
Q

the study of reasoning

A

logic

35
Q

the main divisions of the skeleton

A

axial skeleton and appendicular skeleton

36
Q

a ripened flower ovary

A

fruit

37
Q

hormones released by the islets of Langerhans to regulate sugar levels in the body

A

insulin and glucagon

38
Q

the science of classification

A

taxonomy

39
Q

a creeping stem that runs along the soil surface

A

stolon

40
Q

the scientific term for a flowering plant

A

angiosperm

41
Q

a group of cells that are designed to work together as a unit

A

tissue

42
Q

the direction of the transfer of pollen in pollination

A

anther to stigma

43
Q

the scattering of seeds by wind, water, or animals, or people

A

agent dispersal

44
Q

the plant family of which grains are a fruit

A

grass

45
Q

the amount of variables a properly designed experiment should have

A

onea

46
Q

the plant family with flower heads consisting of disk and ray flowers

A

composite

47
Q

the type of nervous system of which the brain and spinal cord are a part

A

central nervous system

48
Q

the path that food follows through the digestive system from when it is eaten until the indigestible wastes leave the body

A

alimentary canal

49
Q

the joints that give the shoulders and hips their wide range of motion

A

ball-and-socket joints

50
Q

the tissue used by the body to conduct impusles

A

nerve tissue

51
Q

the upper chambers through which blood enters the heart

A

atria

52
Q

the man who developed the scientific method

A

Sir Francis Bacon

53
Q

the system which concentrates and removes liquid waste

A

urinary system

54
Q

provides movement for the body

A

muscular system

55
Q

supports the body and protects vital orgasn

A

skeletal system

56
Q

transports nutrients and oxygen to cells and carries wastes from cells

A

cardiovascular system

57
Q

covers and protects the body

A

integumentary system

58
Q

controls other body systems

A

nervous system

59
Q

the part of the seed in which the root system of a plant develops

A

radicle

60
Q

the largest vessels that carry blood away from the heart

A

arteries

61
Q

connect the kidneys to the bladder

A

ureters

62
Q

plants that live many growing seasons

A

perennials

63
Q

the tough membrane that encloses the heart

A

pericardium

64
Q

characteristics of monocots

A

parallel veins, petals in multiples of three, and a fibrous root system

65
Q

controls balance and muscle coordination

A

cerebellum

66
Q

in science- a partial representation of something else

A

model

67
Q

tissue that covers the ends of bones to allow them to move easily

A

cartilage

68
Q

chemical substances responsible for controlling many automatic activities of the body

A

hormone

69
Q

top layer of skin

A

epidermis

70
Q
A
71
Q

the classifications that make up an animal or plant’s scientific name

A

genus and species

Science 7th (18 decks)

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