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BIO 150.01 > M2: Energy and Nutrient Relation > Flashcards

M2: Energy and Nutrient Relation Flashcards

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Biology 101 flashcards
1
Q

What are wavelengths which carry sufficient energy to drive light-dependent photosynthetic reactions?

A

Photosynthetically Active Radiations (PAR)

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2
Q

These are organisms (plants) that intake carbon dioxide during photosynthesis?

A

Photosynthetic autotrophs

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3
Q

What is a point where rate of photosynthesis is equal to cellular respiration?

A

Light compensation point

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4
Q

What factors affects photosynthesis?

A
  1. Water Availability
  2. Temperature
  3. Nutrient Availability
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5
Q

What is a catalyst for the fixing of carbon by RuBP?

A

RuBisCO

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6
Q

It is used by most plants and algae? (CO2 + Ribulose Bisphosphate = Phosphoglyceric Acid)

A

C3 Photosynthesis

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7
Q

It uses PEP carboxylase in the bundle sheath?
(PEP + CO2 = 4 carbon sugar)
*Prevents water loss

A

C4 Photosynthesis

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8
Q

It is limited to succulent plants in arid and semi-arid environments?
(takes place during night time)
*Prevents water loss

A

Crassulacean Acid Metabolism (CAM) Photosynthesis

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9
Q

What organism uses inorganic molecules (CO2) as energy source and important to sulfur and nitrogen cycle?

A

Chemosynthetic autotrophs

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10
Q

What organisms uses organic molecules as source of carbon and energy?

A

Heterotrophs

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11
Q

What organisms are plant-feeding?

A

Herbivore

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12
Q

What organisms are animal-feeding?

A

Carnivore

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13
Q

What organisms feed on non-living (detritus) organic matter?

A

Detrivore

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14
Q

What parasite full depends on it’s host for sustenance?

A

Holoparasites

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15
Q

What partially parasites it’s host?

A

Hemiparasite

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16
Q

What is the development of warning colorations for predators?

A

Aposematic Coloration

17
Q

What is the development where noxious organisms develop aposematic qualities?

A

Mullerian Mimicry

18
Q

What is the development where conspicuous qualities are mimicked by harmless organisms?

A

Batesian Mimicry

19
Q

What are the 3 responses in selective predation pressure?

A

Type 1 - linear (/-)
Type 2 - linear at low density and increases slowly at intermediate food density (c)
Type 3 - feeding rate increases more slowly at low prey density (s)

20
Q

What is the concept where the tangent maximizes profitability and determines optimal giving up time?

A

Optimal Foraging Theory

21
Q

This is where the prey exhibits behaviour that can prevent detection or deter predators?

A

Ecology of Fear

22
Q

This is where prey accounts for safe and risky area within it’s home range?

A

Landscape of Fear

BIO 150.01 (13 decks)

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