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BIOL 2903 > Lecture 20 > Flashcards

Lecture 20 Flashcards

1
Q

Pitcher’s pine needles

A

Long, grouped in 3s

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2
Q

This fungus grows on dead trees and releases spores to reproduce:

A

Bracket fungus

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3
Q

What are ON’s two native cat species and where are they found?

A
  • Lynx (boreal forest)

- Bobcats (GLSL)

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4
Q

Where is Prince Edward County (PEC) located? Is there a lot of limestone in the area?

A

Off Lake Ontario, yes

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5
Q

Out of these 3 ducks found in PEC, which one does not eat fish?

  • Common merganser
  • Scaup
  • Red-breasted merganser
A

Scaup

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6
Q

These two invasive mussel species have eradicated native species through competition:

A

Zebra/quagga mussels

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7
Q

T/F: the presence of mussels in Lake Ontario hasn’t affected the nesting patterns of white-winged scoters

A

F:

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8
Q

Prince Edward Point

A

National Wildlife Area in PEC, in the east end - no hunting/camping allowed

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9
Q

Why do warblers come to Prince Edward Point?

A

Midges form mating swarms around Lake Ontario - source of food

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10
Q

How could decreased water quality in Lake Ontario negatively impact songbird populations?

A

Fewer midges

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11
Q

What is the name of the area that includes a banding station on Prince Edward Point?

A

Prince Edward Point Bird Observatory

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12
Q

This provincial park in the west of PEC is known for its sand dunes, left by the glacial Lake Iroquois:

A

Sandbanks Prov. Park

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13
Q

What is a panne? What organisms can be found in them?

A

Shallow pool of freshwater between sand dunes

  • Amphibians (e.g. American Toads)
  • Dragonflies, damselflies
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14
Q

This tree, often found in the Carolinian, is also found in Sandbanks Prov. Park:

A

Cottonwood

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15
Q

Why does the west side of PEC have sand dunes, rather than the east?

A

Water currents; flow from Lake Ontario to the Atlantic via the St. Lawrence

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16
Q

Why is Point Pelee National Park slowly being eroded?

A

Building piers along Lake Ontario disrupts water flow

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17
Q

Name two ducks that can be found in Presqu’ile Prov. Park:

A
  • Red-breasted Merganser

- Long-tailed Duck

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18
Q

This type of island is characteristic of Presqu’ile Prov. Park:

A

Tombolo - joined to the mainland by the deposition of sand

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19
Q

How did sand collect between Presqu’ile Island and the mainland?

A

Wind/water currents caused sand to connect the island and the mainland

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20
Q

Why can alvar species (e.g. Fringed Gentian) be found on Presqu’ile?

A

It’s located on limestone

21
Q

Why does Presqu’ile lack a shrub layer, despite having a lot of mature forest?

A

Deer

22
Q

Deer eat the low-hanging leaves of this tree in Presqu’ile:

A

Eastern Red Cedar

23
Q

Marsh birds in Presqu’ile (5):

A
  • Marsh wren
  • Swamp sparrow
  • Virginia Rail
  • Least Bittern
  • Great Egret
24
Q

This invasive bird species is a filter feeder and drives other birds away from marshes:

A

Mute Swan

25
Q

T/F: Duck hunting is forbidden in Presqu’ile.

A

False

26
Q

Why is Lake Ontario/Presqu’ile important for migrating birds?

A

They can land/feed before continuing north

27
Q

Piping plovers used to nest throughout the Great Lakes. Why did the population crash? What effort is being made to help the population recover?

A

Development of beaches

Protection programs (e.g. protection of nests in Presqu’ile)

28
Q

Why does western Presqu’ile have rich feeding sites for birds?

A
  • Waves sort/deposit organic material along shore
  • Algae grows on it
  • Invertebrates that eat algae come to shore
29
Q

A large colony of gulls (Ring-billed, Herring) can be found at this observation area in Presqu’ile:

A

Owen Point

30
Q

Birds nesting on High Bluff Island (3):

A
  • Gulls
  • Herons
  • double-breasted cormorants
31
Q

T/F: Cormorants are to blame for the decrease in commercial fish populations

A

F: they mainly eat non-native fish

32
Q

What is one way in which large cormorant populations can negatively impact the environment?

A

Their waste can kill trees

33
Q

How do birds in Presqu’ile end up with botulism?

A
  • Increased water temp (due to climate change) is more conducive to spread of bacteria
  • Birds eat zebra/quagga mussels with high concentration of bacteria; the mussels get it by filter feeding
34
Q

What is one indication that a bird may have died of botulism?

A

Limp neck

35
Q

This island near Kingston has a lot of bays that attract migrating waterfowl

A

Wolfe Island

36
Q

Name two grasses that colonize/stabilize sand dunes

A
  • American Beach Grass

- Beach Pea

37
Q

Which one of American Dune Grass and American Beach Grass is found on Wolfe Island? Why isn’t the other one found there?

A

Beach Grass- too warm for Dune Grass

38
Q

Big Sandy Bay Conservation Area is found on the west end of Wolfe Island. What does the presence of sand dunes in this area indicate (2)?

A
  • Direction of current

- Former shoreline of Lake Iroquois

39
Q

Describe the land of Wolfe Island.

A
  • Flat, limestone bedrock

- Lots of land developed for agriculture

40
Q

T/F: birds feed in agricultural lands on Wolfe Island

A

True

41
Q

This crepuscular owl is found on Wolfe Island

A

Short-eared Owl

42
Q

Wolfe Island has >100 of these man-made structures, which pose a danger to birds and bats

A

Wind turbines

43
Q

Why are red/hoary bats greatly threatened by wind turbines?

A
  • Echolocation; led to believe wind turbines are food

- Pressure change when flying between blades causes lungs to hemorrhage/burst

44
Q

Why is there a large population of white-tailed deer on Wolfe Island?

A

Few predators

45
Q

Amherst Island

A
  • Flat (limestone)
  • lots of fish = lots of fish-eating birds
  • lots of clams = lots of scaup
46
Q

This nature reserve on the east end of Amherst Island protects owls in the winter:

A

Owl Woods Nature Reserve

47
Q

There are sheep farms on Amherst Island. This bird will sit on sheep for warmth:

A

Starlings

48
Q

How is Amherst Island affected by Lake Ontario?

A

When Lake Ontario freezes over, the ice patterns on its shore are broken up by wind and found along the island

BIOL 2903 (24 decks)

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