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question_answer1)
The most important mammalian character of rat is
A)
Hair done
clear
B)
Pinna done
clear
C)
Diaphragm done
clear
D)
Mammary glands done
clear
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question_answer2)
The close-set hair which covers the body of rat is called
A)
Pelage done
clear
B)
Muzzle done
clear
C)
Vibrissae done
clear
D)
Pili tactiles done
clear
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question_answer3)
With reference to their function, vibrassae are
A)
Tactile done
clear
B)
Auditory done
clear
C)
Olfactory done
clear
D)
Gustatory done
clear
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question_answer4)
Rats are
A)
Arboreal done
clear
B)
Fossorial done
clear
C)
Scansorial done
clear
D)
None of these done
clear
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question_answer5)
The common brown rat is
A)
Rattus rattus done
clear
B)
Rattus meltada done
clear
C)
Rattus norvegicus done
clear
D)
Bandicota bengalensis done
clear
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question_answer6)
The three parts of the limb of a rat from proximal to distal end are
A)
Autopodium, zeugopodium and stylopodium done
clear
B)
Stylopodium, zeugopodium and autopodium done
clear
C)
Stylopodium, autopodium and zeugopodium done
clear
D)
Zeugopodium, autopodium and stylopodium done
clear
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question_answer7)
The first digit of the fore arm is termed
A)
Pollex done
clear
B)
Hallux done
clear
C)
Pollux done
clear
D)
None of these done
clear
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question_answer8)
In rats scales are present on
A)
Tail done
clear
B)
Head done
clear
C)
forelimbs done
clear
D)
Hindlimbs done
clear
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question_answer9)
How many nipples are present in a female rat
A)
Two pairs done
clear
B)
One pairs done
clear
C)
Three pairs done
clear
D)
Six pairs done
clear
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question_answer10)
The teeth of rat are
A)
Homodont, acrodont and diphyodont done
clear
B)
Heterodont, thecodont and diphyodont done
clear
C)
Heterodont, thecodont and polyphyodont done
clear
D)
Heterodont, pleurodont and polyphyodont done
clear
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question_answer11)
Which of the following teeth are absent in a rat
A)
Canines and molars done
clear
B)
Incisors and molars done
clear
C)
Incisors and premolars done
clear
D)
Canines and premolars done
clear
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question_answer12)
The total number of teeth in a rat
A)
10 done
clear
B)
16 done
clear
C)
20 done
clear
D)
28 done
clear
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question_answer13)
How may molars are present in a rat
A)
4 done
clear
B)
6 done
clear
C)
10 done
clear
D)
12 done
clear
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question_answer14)
A diastema is found in
A)
Rat done
clear
B)
Man done
clear
C)
Both done
clear
D)
None done
clear
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question_answer15)
Premolars are absent in
A)
Rat done
clear
B)
Elephant done
clear
C)
Both of these done
clear
D)
None of these done
clear
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question_answer16)
Canines are not represented in the dentition of
A)
Rat done
clear
B)
Rabbit done
clear
C)
Squirrel done
clear
D)
All of these done
clear
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question_answer17)
Which of the following is present in a rat not in a frog
A)
Ileum done
clear
B)
Jejunum done
clear
C)
Stomach done
clear
D)
Duodenum done
clear
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question_answer18)
The largest gland in the body of a mammal is
A)
Liver done
clear
B)
Pancreas done
clear
C)
Thyroid done
clear
D)
Pituitary done
clear
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question_answer19)
Which type of circulation is found in rat
A)
Open and double done
clear
B)
Open and single done
clear
C)
Closed and single done
clear
D)
Closed and double done
clear
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question_answer20)
Mamalian heart is
A)
One-chambered done
clear
B)
Three-chambered done
clear
C)
Two-chambered done
clear
D)
Four-chambered done
clear
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question_answer21)
Left atrio-ventricular valve is called a bicuspid valve because
A)
It is double valve done
clear
B)
Blood passes through in twice done
clear
C)
It has two cusps for chordae tendinae in the heart done
clear
D)
It is twice stronger than right atrio-ventricular valve done
clear
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question_answer22)
Heart of rat differs from that of frog by the absence of
A)
Left atrium done
clear
B)
Right atrium done
clear
C)
Sinus venosus done
clear
D)
Pericardium done
clear
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question_answer23)
Which aortic arch is present in a rat
A)
Left done
clear
B)
Right done
clear
C)
Both done
clear
D)
None done
clear
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question_answer24)
Hepatic portal system collect blood from
A)
Liver done
clear
B)
Lungs done
clear
C)
Kidney done
clear
D)
Alimentary canal done
clear
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question_answer25)
Which of the following is absent in a rat
A)
Tonsils done
clear
B)
Renal portal done
clear
C)
Gall bladder done
clear
D)
All of these done
clear
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question_answer26)
The kidney in rat are
A)
Holonephros done
clear
B)
Pronephros done
clear
C)
Mesonephros done
clear
D)
Metanephros done
clear
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question_answer27)
Basic functional units of kidney are called
A)
Alveoli done
clear
B)
Lobules done
clear
C)
Nephrons done
clear
D)
Bowman's capsules done
clear
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question_answer28)
Cerebral hemispheres of rat are connected by
A)
Corpus luteum done
clear
B)
Corpus callosum done
clear
C)
Corpus albicans done
clear
D)
Corpus spongiosum done
clear
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question_answer29)
How may meninges are present in rat
A)
Two done
clear
B)
Three done
clear
C)
Four done
clear
D)
Many done
clear
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question_answer30)
The number of cranial nerves in rat is
A)
10 done
clear
B)
12 done
clear
C)
24 done
clear
D)
33 done
clear
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question_answer31)
In rat, testes lie in
A)
Scrotum done
clear
B)
Thoracic cavity done
clear
C)
Abdominal cavity done
clear
D)
Retroperitoneal position done
clear
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question_answer32)
Rat is
A)
Oviparous done
clear
B)
Viviparous done
clear
C)
Ovoviviparous done
clear
D)
Parthenogenetic done
clear
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question_answer33)
Where do you find Graafian follicles of a rat
A)
Ovary done
clear
B)
Brain done
clear
C)
Kidney done
clear
D)
Thyroid done
clear
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question_answer34)
The site of fertilization in rat is
A)
Vagina done
clear
B)
Uterus done
clear
C)
Vestibule done
clear
D)
Fallopian tube done
clear
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question_answer35)
Gestation period of rat is
A)
20-22 days done
clear
B)
28-32 days done
clear
C)
52-65 days done
clear
D)
60-65 days done
clear
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question_answer36)
The life span of rat is about
A)
Two years done
clear
B)
Four years done
clear
C)
Six years done
clear
D)
Eight years done
clear
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question_answer37)
Which type of placenta is found in a rat
A)
Epitheliochorial done
clear
B)
Haemochorial done
clear
C)
Haemoendothelial done
clear
D)
Endotheliochorial done
clear
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question_answer38)
The chromosome number in Rattus rattus is
A)
40 done
clear
B)
42 done
clear
C)
44 done
clear
D)
38 done
clear
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