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biology > Frog > Flashcards

Frog Flashcards

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1
Q

Classification of frog
One – kingdom
Two – phylum
Three – sub phylum
Four – super class
Five – class
Genius and species, –

A

One – Animalia
Two – Chordata
Three – vertebrata
Four – tetra Poda
Five – Amphibia
Genus – Rana
Species – tigrina

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2
Q

During peak, summers and peak winters, frogs are usually not spotted. Make deep burrows and go to.

A

Aestivation and hibernation

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3
Q

Colour change is called

A

Camouflage

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4
Q

Protective colouration to hide from enemy is known as

A

Mimicry

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5
Q

Frog body is divisible into

A

Head and trunk
Neck and tail is absent

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6
Q

Colour of body

A

One – dorsally – olive green with dark irregular spots
Two – ventrally – pale yellow

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7
Q

Skin of frog

A

Moist
Smooth
Slippery – has a lot of mucus
Frog never drinks water, but absorbs through skin

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8
Q

To protect their eyes underwater, they have a covering over it called as

A

NICTITATING membrane
A pair of eye present within orbit of skull

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9
Q

Behind the eyes a membranous fold is present to receive the sound vibrations

A

Tympanum

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10
Q

Limbs

A

One – four limbs – – – one pair and ends in four digits
Two – hind limbs – – – ends in five digits and our web, more muscular

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11
Q

Sexual dimorphism is present in frogs

A

One – vocal sack are present in male flog, which is used to produce croaking sound during breeding season
Two – a copulatory pad is present on the first digit of four limbs

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12
Q

Where the copulatory pad is present in frog

A

First digit of fourlimb

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13
Q

Do frog have body cavity?
If yes, why?

A

Frog has body cavity required for placing all the organ systems

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14
Q

Why the frog has shorter intestine

A

Because they are carnivorous

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15
Q

Digestive glands in frog is present in

A

Liver and pancreas

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16
Q

Parts of alimentary canal of frog

A

Mouth – buckle cavity –pharynx – food pipe – stomach – in intestine – cloaca

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17
Q

Parts of intestine in frog

A

One – small intestine – DUODENUM and I LEUM
Two – large intestine – rectum

18
Q

Secretion of liver and what its function

A

Lever bile juice
It EMULISIFICATION of fat

19
Q

Where the bile juice secreted by liver is stored

A

Gallbladder

20
Q

What is CHYME?

A

When food mixes with gastric juice in stomach is known as

21
Q

What is secreted by pancreas? And what its function.

A

Pancreatic juice
It has enzymes to digest protein and carbohydrate

22
Q

What kind of tongue is present in frog?

A

The tongue is bilobed and prehensile

23
Q

Protein digesting enzymes released in stomach as known as

A

PEPSINOGEN

24
Q

What carries the bile and pancreatic juice to small intestine?

A

Common bile duct

25
Q

Where the water absorption is done in frog

A

Rectum

26
Q

Digestion completes here in intestine, mainly involved in absorption of the end, product of digestion

A

ILEUM

27
Q

CLOACA is a common chamber in which opening of three system is seen

A

ALIMENTARY plus reproductive plus excretory

28
Q

Numerous number of Villa and microvilli helps in absorption of and product of digestion present in

A

ILEUM

29
Q

Lungs of frog

A

One pair
Pinkish sack like
Located located in the upper part of trunk

30
Q

What is the type of respiration in?
One – water
Two – during hibernation
Three – on land

A

One – cutaneous respiration
Two – cutaneous respiration
Three – cutaneous/buccal respiration/buccopharyngeal respiration/pulmonary respiration

31
Q

What type of blood vascular system is present in frog?

A

Closed circulatory system
Blood vessel bounded by capillary

32
Q

Heart in frog

A

Muscular located in upper body ventral

33
Q

Covering of heart

A

Double layered pericardium

34
Q

How many chambers are present in heart of frog?
Name them

A

Two atrium, one ventricle

35
Q

Frog has two additional chambers called

A

One – SINUS VENOSUS
Two– CONUS/TRUNCUS ARTERIOSUS

36
Q

Name the chamber
It is located on dorsal side of heart connected to right atrium
It is triangular in shape

A

Sinus venosus

37
Q

Describe conus arteriosus

A

It is located on ventral side of heart, connected to ventricle
It is SAC like

38
Q

One – Which takes away the blood from heart
Two – it takes the blood towards the heart

A

One – artery
Two – vein

39
Q

The circulation of frog is called as

A

Mixed circulation or incomplete double circulation

40
Q

Types of portal, circulation present in frog

A

Hepatic
Renal

41
Q

What is portal circulation?

A

A special Venus connection between two organs, which starts from capillary and ends with capillary

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