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school for me and sis > interactoins in the enviorment > Flashcards

interactoins in the enviorment Flashcards

1
Q

what are your basic needs for survival

A

oxygen water food energy place to live

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2
Q

how do your needs compare with thoses of living things

A

other animals also need food water air shelter and energy but me and other animals live in differant places

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3
Q

describe interactions you have with the environment to meet your basic needs

A

i go on walks, breathe air ,write on paper , and use a pencil i also eat meat from animals

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4
Q

list 4 biotic elements in a pond

A

algae or plants, fish earthworms and insects

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5
Q

list 4 abiotic elements in a pond

A

rocks, water, soil, air

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6
Q

list how interactions help bees stay alive

A

bees need flowers to make honey

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7
Q

what is the difference between biotic and abiotic

A

abiotic dead biotic alive

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8
Q

do it okay for big company’s to dump old chemicals in to a stream

A

if you said no and listed 3 three reasons why

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9
Q

is it okay to put chemicals in the air

A

if u said no and listed 3 reasons y

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10
Q

the sun is an essential _________ elements in most ecosystems

A

abiotic

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11
Q

name the two forms of energy from the sun

A

light and heat

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12
Q

plants are called …..

A

producers

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13
Q

they make there …… to supply matter and energy they need to survive

A

food

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14
Q

what makes leaf’s green

A

chlorophyll

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15
Q

what is a chemical reaction that takes place on the leafs of green plants when the sun shine on them

A

photosynthesis

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16
Q

producers combine —— from the —— to form a sugar called ——

A

producers combine carbon dioxide from the air & water from the soil to form a sugar called glucose

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17
Q

it also makes——–

A

oxygen

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18
Q

what 3 role do producers have in an ecosystem

A

make oxygen supply food provide shelter

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19
Q

some interactions —————-

A

can benifit

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20
Q

some interactions

A

can harm

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21
Q

what r populations

A

a group of individuals that belong to the same ecosystem and species AND live in the same area at the same time

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22
Q

what is a spicies

A

a closely related group of things in an ecosystem that can reproduce and have kids that can also reproduce

23
Q

a community is

A

a differnet spicies that live and interact in a habitat

24
Q

producers can make food from

A

the suns energy water and nutrients

25
Q

consume means

A

to eat or use

26
Q

what is a food web

A

different food chains in an ecosystem

27
Q

what is a herbivore

A

an animal that only eats plants

28
Q

what is an omnivore

A

a animal that eats plants and meat

29
Q

what is a carnivore

A

an animal that only eats meat

30
Q

what is a scavenger

A

Scavengers are consumers that do not usually kill their own food. Instead, they feed off the remains of dead animals

31
Q

what are Detritivores

A

Detritivores are consumers that feed off waste (detritus). Snails and earthworms are common examples of detritivores.

32
Q

what is a decomposer

A

Decomposers are consumers that break down (decompose) dead plants and animals into smaller pieces

33
Q

what is a decomposer

A

Decomposers are consumers that break down (decompose) dead plants and animals into smaller pieces

34
Q

what is a food chain

A

The feeding interactions between producers and consumers

35
Q

What are primary consumers

A

Primary consumers are animals that eat producers both herbivores and omnivores are primary consumers they’re in the first level of consumers on a food chain

36
Q

what are secondary consumers

A

Carnivores and omnivores that eat primary consumers are secondary consumers they may be eaten by carnivores and omnivores they’re the second level of consumers in a food chain

37
Q

what are tertiary consumers

A

Territory consumers eat secondary consumers and a third on the food chain they are the third level on a food chain

38
Q

what is an energy pyramid

A

An energy pyramid shows the amount of energy transferred on food chain

39
Q

what is a food web

A

A group of food chains in an ecosystem

40
Q

How is the sun’s energy passed along in an ecosystem

A

It gets passed down through a different things

41
Q

Compare what would happen to a food web if two producers disappeared what would happen if the tertiary consumers disappeared

A

if one thing is gone it can all fall apart what if Spider monkeys lost to fix the eat what would they eat

42
Q

Water is an abiotic element that moves do a cycle of an ecosystem list some of the other elements that also flow in cycles through ecosystems

A

Plants eat dead and alive animals worms and leaves

43
Q

What is the cycling of matter

A

A series of steps that allow abiotic elements to be used over and over again

44
Q

The cycling of matter makes sure

A

That things change without it there would be dead animals and things would always be the same it would always be the same season it would be winter forever

45
Q

give an ex of cycling matter

A

a moldy carrot in the cycle of of matter a carrot could be in my food chain

46
Q

what are limiting factors

A

factors that limit the number or health of biotic elements in ecosystem

47
Q

what blotic elements help keep [populations alive

A

water oxygen food energy suitible habitat

48
Q

discribe how lack of rain or higher raim cam affect an ecosystem

A

lack of rain may kill animals due to no water [ low water amounts can lead to no plants to eat ] but higher rain may flood the place and drown all the animals

49
Q

native spicies are

A

a spicies that started there

50
Q

what is a introduced spicies

A

a spices that was broght here

51
Q

bioinvasion is

A

the introduction of a spicies in to a new place

52
Q

invasive spicies

A

an introduced spicies that is thriving in its new place

53
Q

sustainibility is

A

an ecosystems ability to cuntiue or sustain its self

54
Q

what do foresters have to consider when diciding where to cut trees

A

if and what animals are there as well as if the ecosystem will be able to bouce back

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