問題一覧
1
Frogs have moist skin to perform_____respiration
cutaneous
2
Pulmonary respiration performed by
lungs
3
Eyes of frog are bulged and are not covered by nictating membrane that protect them from while in water
false
4
Food is captured by bilobed tongue
t
5
Food is captured by bilobed tongue
t
6
Frogs hind limbs end in 4 digits and they are larger and muscular than fore limbs that end in 5 digits
f
7
Frogs have camouflage property
t
8
Frogs limbs are used in
all of the following
9
Copying organism actions for the purpose of self defence is called as
mimicry
10
Partially digested food of frog is called as
chyme
11
Female frog has more size than the male frogs
t
12
The vascular system of frog is poorly developed closed type
f
13
Summer sleep of frog is called as
aestivation
14
Male frogs can be distinguished by the help of vocal sacs
t
15
In frogs final digestion takes place in the intestine
t
16
Super class of frog is
Tetrapoda
17
Cutaneous respiration performed by
skin
18
Winter sleep of frog is called as
hibernation
19
The ventricle opens into sac like _____on the ventral side of the heart
conus arteriosus
20
Frog skin is smooth and slippery due to presence of
mucus
21
A: length of intestine of frogs is reduced R: frogs are carnivores
1
22
Skin of frog is most smooth and slippery due to the presence of
mucus
23
Which chamber of heart of frog receive blood through the major veins called Venacava
sinus venosus
24
Partially digested food chyme is passed from oesophagus to stomach
f
25
To protect eyes of rocks they have a covering over it known as
nictitating membrane
26
The frog never drink water but absorb it through the skin
t
27
Dorsal colour of frog is
olive green
28
Frogs are poikilothermes
true true
29
A triangular structure called_____ joins the right atrium
sinus venosus
30
Sab phylum of frog is
vertebrata
31
Oesophagus of frog finally opens in
cloaca
32
Frocks belong to class
amphibia
33
Chambers of heart of frog are covered by membrane called
pericardium
34
copulatory pad on the first digit of the fore limbs which are present in female frogs
t
35
Partially digested food of frog is called as chyme passed from stomach to first part of small intestine known as
duodenum
36
During aestivation and hibernation gaseous exchange takes place through
skin
37
When on land it takes the colour of the land when on grass is takes the colour of the grasses this properties called
camouflage
38
Alimentary canal of frogs are ____because frogs are carnivores and hence the length of intestine is reduced
short
39
Heart is a muscular structure situated in the lower part of the body cavity
f
40
Below the mouth a pair of nostrils is present
f
41
The ventricle opens into sac like conus arteriosus on the dorsal/ventral side of the heart
ventral
42
The duodenum receives the bile from gallbladder and pancreatic juice from the pancreas through a
common bile duct
43
Ventral colour of frog is
pale yellow
44
In frogs pancreatic juices digests both carbohydrates and proteins
t