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Bio > 22 Sep 203 > Flashcards

22 Sep 203 Flashcards

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Biology 101 flashcards
1
Q

Aves ovary?

A

Monodelphic ovary
Left ovary and oviduct is active only

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2
Q

Parrot scientific name

A

Psittacula

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3
Q

See examples of aves whenever I read it

A

Please 🥺

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4
Q

What is connecting missing link btw repltiles and aves..

A

Archeopteryx

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5
Q

What is mammology

A

Study of mammals

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6
Q

Example of mammals which can live in water and can fly

A

Water- 🐋 Whale, dolphin 🐬
Pteropus (bat) 🦇

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7
Q

Habitat and body of mammals

A

Cosmopolitan (can live in variety of region)
Head, neck,trunk,tail

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8
Q

What is present btw thorax and abdomen in body cavity

A

Muscular diaphragm

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9
Q

How many type of glands present in mammals name them..

A

Sweat glands
Oil gland/ sebaceous gland
Mammary gland

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10
Q

Unique character of mammals
It’s function

A

Mammry gland is unique function
Modified sweat gland
Nourishment for younge ones

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11
Q

Is mammary gland present in alll mammals

A

Yes but in females it is active
In males inactive

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12
Q

Exoskeleton of mammals

A

Hairs, hooks ,hoof, nail

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13
Q

How many pair of limbs are present in mammals and why they are adapted

A

2 pairs ( pentadectyle)
Adapted for- walking
Running
Swimming
Flying
Climbing

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14
Q

Teeth in mammals

A

Heterodont - diff type
Diphyodont- only two times in life teeth grow
Thecodont - teeth are present in socket of jaw bones

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15
Q

Lower jaw in mammals is made up of

A

Dentary bones

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16
Q

Heart of mammals and circulation

A

4 chambered heart double circulation present
Sinus venosus absent

17
Q

What portal system and type of arch present mammals

A

Hepetic portal system
Left aortic arch present

18
Q

Rbc of mammals and exception

A

Biconcave,circular,non nucleated
Expection- camal llamha

19
Q

Skeleton of mammals

A

Bony, skull dicondylic not 360*
7 cervical vertebrae in neck
Ribs - bicephalic 2 head

20
Q

In brain of mammals what part is more complex compair to other

A

Cerebrum and cerebellum

21
Q

Corpus callosum what is it and its exception in mammals

A

The link btw two cerebral hemisphere which gives message .. special structure..
Monotremes and marsupials

22
Q

The 4 optic lobs collectively called as of mammals

A

Corpora quadrigemina

23
Q

Ear of mammals

A

External - pinna present
Middle - 3 ear ossicles MIS
molleus, incus, stepes
Internal ear- cochlea
Highly coiled hellical

Bio (5 decks)

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