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Science Exam Grade 9 > Ecology > Flashcards

Ecology Flashcards

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Biology 101 flashcards
1
Q

What is the definition of biotic?

A

living things and their remains in our ecosystem, rabbit/tiger

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2
Q

What is the definition of abiotic?

A

things in our ecosystem that are not alive rock, mud

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3
Q

What is the definition of biogeochemical cycles

A

the cycle of matter through abiotic and biotic organisms in our ecosystem

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4
Q

What are carnivores?

A

Organisms that eat strictly meat

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5
Q

What is cellular respiration?

A

The process in which sugar is converted to Co2 water and energy.

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6
Q

What is a consumer?

A

An organism that gains energy by eating other organisms.

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7
Q

what is a decomposer?

A

an organism that breaks down dead things such as animals

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8
Q

What is Ecology?

A

The general study of our ecosystem

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9
Q

What is an ecosystem?

A

All the living organisms and their physical and chemical environment, living components of the environment.

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10
Q

Ecosystem balance is?

A

The ability for the ecosystem to last. This keeps all chains and habitats sustainable.

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11
Q

Food chain?

A

A sequence of organisms in a line showing the transfer of energy and the feeding relationships

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12
Q

Food Web?

A

Eating relationships throughout a community

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13
Q

Herbivores are?

A

Organisms that consume strictly plant life

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14
Q

Omnivores?

A

Organisms that consume both plant life and meat

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15
Q

What is the process of photosynthesis?

A

The process where the suns energy is converted into chemical energy

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16
Q

Population?

A

The amount of organisms in a community

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17
Q

Producers are?

A

Organisms that produce there own food. Autotrophs

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18
Q

Scavengers are?

A

Animals that hunt for their food whether its already dead or not

19
Q

Sustainability is?

A

An ecosystems capability to maintain a balance.

20
Q

Trophic levels are?

A

The level of an organism in its ecosystem based off of its feeding relationship.

21
Q

What is competition in an ecosystem?

A

When to animals have to compete for the same resources

22
Q

What is a niche?

A

An organisms purpose in its ecosystem

23
Q

Algae

A

Producer

24
Q

Frogs

A

carnivore

25
Q

Bacteria

A

Decomposer

26
Q

Pine Tree

A

Producer

27
Q

Human

A

Consumer, Omnivore

28
Q

Vulture

A

Detritivore

29
Q

Grasshopper

A

Herbivore

30
Q

Detritivore

A

An animal that feeds on dead organic material

31
Q

Bioaccumulation

A

The concentration of a substance in the body of an organisms

32
Q

What is the word equation for respiration

A

Oxygen + glucose = H20 + carbon dioxide + energy

33
Q

Where is the lithosphere located?

A

The ground level of our earth

34
Q

What is the hydrosphere?

A

The part of the earth in which water is dominant

35
Q

What is the atmosphere

A

The sky and area including clouds

36
Q

In which sphere does life exist on the planet?

A

The biosphere

37
Q

Where is the lithosphere located?

A

The ground level of our earth

38
Q

What is the hydrosphere?

A

The part of the earth in which water is dominant

39
Q

What is the atmosphere

A

The sky and area including clouds

40
Q

In which sphere does life exist on the planet?

A

The biosphere

41
Q

What is a terrestrial ecosystem

A

A land ecosystem

42
Q

How is carrying capacity important in an ecosystem?

A

The carrying capacity is important because it shows how many organisms an ecosystems resources can support

43
Q

If a wheat plant has 210KJ of energy and a mouse eats it, how much energy did the mouse consume

A

10% so 21KJ

44
Q

Why is energy lost from one trophic level to the next

A

They prey utilizes 90% of the energy and you consume 10%.

Science Exam Grade 9 (1 decks)

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