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Final Exams 2024 > Science Final > Flashcards

Science Final Flashcards

Science Final

1
Q

The Community of organisms that live in a particular area, along with their non living environment

A

Ecosystem

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2
Q

The environment which provides the things a specific organism needs to live, grow, and reproduce

A

Habitat

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3
Q

The living parts of a habitat.
Examples: animals, trees, plants

A

Biotic Factors

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4
Q

The non living parts of a habitat.
Examples: water, space, rocks, and light

A

Abiotic Factors

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5
Q

All the different populations that live together in an area.

A

Community

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6
Q

New individuals enter by being born into it, then die at any period of time

A

Population

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7
Q

Moving into a population

A

Immigration

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8
Q

Moving out of a population

A

Emigration

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9
Q

Number of individuals/ Unit area=

A

Population Density

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10
Q

Example: Suppose an ecologist estimates there are 800 beetles living in a park measuring 400 square meters. The population density would be 800 Beetles.

A

Answer: 2 square units

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11
Q

An environmental factor that causes a population to stop growing or to decrease in size.

A

Limiting Factors

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12
Q

Describes how different organisms eat each other, starting out with a plant and ending with an animal

A

Food Chain

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13
Q

An organism that can make its own food (photosynthesis)
Example: Plants

A

Producers

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14
Q

Animals that eat each other (2 answers)

A

Secondary consumers or carnivores

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15
Q

A carnivore eats another carnivore

A

Tertiary Consumer

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16
Q

Eats decaying matter (like dead plants and animals) by breaking them down. They help put nutrients back into soil for plants to eat.
Examples: Worms, Bacteria, Fungi

A

Decomposers

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17
Q

In any ecosystem there are many food chains. Most plants and animals are part of several chains. When you draw all the chains together you end up with a…

A

Food Web

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18
Q

Tropic Levels
Level 1: Plants-
Level 2: Animals that eat plants-
Level 3: Animals that eat herbivores-
Level 4: Animals that eat carnivores-
Level 5: Animals at the top of the food chain. Nothing eats these animals-

A

Level 1: Producers
Level 2: Primary consumer
Level 3: Secondary consumer
Level 4: Tertiary consumer
Level 5: Apex predator

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19
Q

Energy is (#1- Lost or #2- Added) in the Energy pyramid?

A

1- Lost

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20
Q

The role of an organism in its habitat.
Examples: how it obtains food, the type of food it eats, and what other organisms eat it

A

Niche

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21
Q

The struggle between organisms to survive as they attempt to use the same limited resources in the same place at the same time.

A

Competition

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22
Q

An interaction in which one organism kills another organism for food. Affects population size.

A

Predation

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23
Q

One species benefits and the other is neither helped nor harmed
Example: birds build nest in trees. The tree is unharmed

A

Commensalism

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24
Q

Two species benefit from each other
Example: oxpecker birds and zebras

A

Mutualism

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25
Q

The number and variety of different species in an area

A

Biodiversity

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26
Q

(No Q)
Biodiversity increases as more resources are available

A

(No Q)
Biodiversity decreases as fewer resources are available

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27
Q

Resources in an ecosystem that are used but not consumed
Examples:
Shade trees - Reduce utility bills and provide wind protection
Wetlands - Reduce soil erosion and control flooding

A

Indirect Values

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28
Q

Influences the survival of many other species in an ecosystem
Examples: African elephant and Beaver

A

Keystone species

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29
Q

Animals that are at risk of becoming extinct

A

Endangered Species

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30
Q

Over _____ % of species that have ever lived on Earth are now extinct

A

90%

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31
Q

The basic unit of structure and function of all living things

A

Cells

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31
Q

Species that is not native to a habitat and can out-compete native species in an ecosystem

A

Invasive Species

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32
Q

1 celled

A

Unicellular

33
Q

Many celled

A

Multicellular

34
Q

Internal balance

A

Homeostasis

35
Q

Dear King Philip Came Over For Great Soup also stands for…

A

Kingdom Phylum Class Order Family Genus Species

36
Q

The scientific name is always the…

A

genus + species

37
Q

Includes organisms composed of eukaryotic cells (plants, animals, fungi and, protists)

A

Domain Eukarya

38
Q

Invertebrates that have stinging cells and take food into a central body cavity. Have radial symmetry
Examples: Jellyfish and Corals

A

Cnidarians

39
Q

Invertebrates with soft, un - segmented bodies that are often protected by a hard shell
Example: Snail, clam and, squid

A

Mollusks

40
Q

Invertebrates that have hard outer coverings, segmented bodies, and pairs of jointed appendages. The outer covering is called a…
Example: Insects

A

Arthropods

41
Q

An invertebrate that has an internal skeleton called an endoskeleton. Has radial symmetry
Example: Starfish, Sea cucumber and, Urchins

A

Echinoderms

42
Q

Animals that have a backbone
Examples: Fish

A

Vertebrate

43
Q

Born at an early stage of development, and usually continue to develop in a pouch
Example: Kangaroo and Koala

A

Marsupials

44
Q

An animal whose body temperature is determined by the temperature of its environment
Example: Reptiles, amphibians and, most fish

A

Ectotherm

45
Q

Wings
Fins
Tube feet
Muscular foot
Jet propulsion

A

Adaptations for movement

46
Q

A body plan in which any number of imaginary lines that pass through a central point divide the animal into two mirror images
Example: starfish

A

Radial symmetry

47
Q

A body plan in which a single imaginary line divides the body into left and right sides that are mirror images of each other
Examples: butterfly or crab

A

Bilateral symmetry

48
Q

Animals without any symmetry
Examples: most sponges

A

Asymmetrical symmetry

49
Q

A group of organs that work together to perform a major function

A

Organ system

50
Q

Made up of bones, ligaments and tendons. It supports the overall structure of the body and protects the organs.

A

Skeletal system

51
Q

Works closely with the skeletal system. Muscles help the body to move in interact with the world.

A

Muscular system

52
Q

Helps deliver nutrients throughout the body. Consists of the heart ,blood and, blood vessels.

A

Circulatory system

53
Q

To convert food into nutrients and energy for the body. Some of the organs included are the stomach, small intestines, large intestine, liver and pancreas

A

Digestive system

54
Q

Helps the body to communicate and allows the brain to control various functions of the body. It includes the brain, spinal cord, and a large network of nerves.

A

Nervous system

55
Q

Brings oxygen into the body through the lungs in windpipe. It also removes carbon dioxide from the body.

A

Respiratory system

56
Q

Produces hormones that help regulate the other systems in the body. It includes the pancreas, adrenal glands,Thyroid, pituitary, and more.

A

Endocrine system

57
Q

Protects organs from diseases

A

Immune system

58
Q

Helps protect the body from the outside world. It includes the skin, hair, and nails.

A

Integumentary system

59
Q

Any detectable change in the environment

A

Stimulus

60
Q

An action or change in behavior that occurs as a result of a stimulus.

A

Response

61
Q

The condition in which an organism internal environment is kept stable in spite of changes in the external environment. Examples: regulating temperature, keeping balance, meeting, energy needs, maintaining water, balance, and managing stress.

A

Homeostasis

62
Q

Connects muscles to bones

A

Tendons

63
Q

Connect bone to bone

A

Ligaments

64
Q

Allows the greatest range of motion
Example: shoulder and hip

A

Ball and socket joint

65
Q

Allows one bone to rotate around another bone
Examples: neck

A

Pivot joint

66
Q

Allows forward or backward motion
Examples: elbow

A

Hinge joint

67
Q

Allows one bone to slide over another
Examples: ankle and wrist

A

Gliding joint

68
Q

Has a long, thin shape

A

Long bone

69
Q

Has a squat, cubed shape

A

Short bone

70
Q

Has a flattened broad surface

A

Flat bone

71
Q

Has a shape that does not conform to the above three types

A

Irregular bone

72
Q

Bone marrow with mostly fat cells

A

Yellow bone marrow

73
Q

A bone marrow that is important because this is where our body produces red and white blood cells

A

Red bone marrow

74
Q

There are over_____ muscles in the human body

A

650

75
Q

These are the muscles we use to move around. They cover our Skelton move our bones.

A

Skeletal muscles

76
Q

Muscles that don’t connect to balance, but control organs within our body

A

Smooth muscles

77
Q

This is a special muscle that pumps our heart and blood through are body

A

Cardiac muscle

78
Q

Now study the bone parts and then you’re done!

A

Congratulations!!!😘😛😀

79
Q

Dance Party

A

💃🏼🕺🏼🥇!!!!! Love You, TORI

Final Exams 2024 (3 decks)

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