1) Testes descend into the scrotal sacs only during breeding season in which of the following animal: a. Bat b. Rat c. Hedge-hog d. All of these
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2) Testes in mammals are held within the scrotal sacs by: a. Tunica albugenia b. Tunica vaginalis c. Tunica media d. Gubernacular cords
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3) Abdominal coelomic epithelium covering a part of mammalian testes is called: a. Tunica albugenia b. Tunica vaginalis c. Mesorchium d. Mesoverium
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4) Mammalian testes is divided into two vertical compartments with the help of: a. Mediastinum testis b. Septula testis c. Rete testis d. None of these
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5) A number of horizontal partitions extending from mediastinum testis and tunica albugenia in mammalian testes are called: a. Septula testis b. Rete testis c. Gubemacular cords d. None of these
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6) Surfaces of mediastinum testis and septula testis are lined with: a. Tunica externa b. Tunica vaginalis c. Tunica vasculosa d. Tunica albugenia
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7) Cells of Leydig are found in the: a. Connective tissue of the testis b. Islets of langerhans c. Seminiferous tubules d. Renal cortex
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8) Cells of Sertoli are found in the: a. Ovary of frog b. Testes of rabbit c. Ovary of rabbit d. All of these
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9) Clitoris in female mammal is: a. Homologous to penis of male b. Analogous to penis of male c. Vestigial structure d. Overgrowth
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10) Seminiferous tubules in the rabbit are covered with: a. Limna propria b. Tunica albugenia c. Tunica vaginalis d. Tunica fibrosa
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11) Sertoli cells in the testis help in: a. Nourishment of developing sperms b. Maturation of sperms c. Providing temperature for sermatogenesis d. None of these functions
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12) Seminiferous tubules in mammals converge, penetrate through mediastinum testis and interwine to form: a. Rete testis b. Septula testis c. Rete testis d. None of these
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13) Which of the following structures in mammalian testis secrete sex hormones: a. Cells of Leydig b. Tunica vasculosa c. Rete testis d. None of these
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14) Rete testis in rabbit is formed by: a. 2-4 vasa efferentia b. 5-10 vasa efferentia c. 6-12 vasa efferentia d. 12-20 vasa efferentia
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15) Epididymis in rabbit represents: a. Pronephric duct of pronephros b. Wolffian duct of mesonephros c. Both of these structures d. None of these
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16) Cowper's glands are present in: a. Frog b. Rabbit c. Earthworm d. Cockroach
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17) Cowper's glands are present: a. Only in male rabbit b. Only in female rabbit c. Both (a) & (b) d. None of these
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18) Secretion of Cowper's glands in male rabbit comes out: a. Prior to ejaculation b. During ejaculation c. After ejaculation d. Before urination
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19) Secretion of Cowper's glands in male rabbit helps to: a. Neutralize the acidity of male and female urethra b. Lubricate the vagina for mating c. Perform both of these functions d. Perform none of these functions
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20) Uterus masculinus in male rabbit lies at the junction of: a. Vas deferns and prostate gland b. Prostate gland and Cowper's glands c. Epididymis and vas deferns d. Testis and vas deferens
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21) Hypertrophy of prostate gland causes: a. Blockade of urine b. More formation of semen c. Early maturation of sperms d. None of these
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22) Cells of Sertoli are found in the: a. Islets of Langerhans and secrete insulin b. Walls of the right auricle and conduct waves of contraction c. Testes of rabbit nourish sperms d. Stomach of rabbit and product HCI
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23) Young girls at puberty begin to develop breasts which is an example of: a. Sexual growth b. Metamorphosis c. Appearance of primitive characters d. Artificial selection
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24) Graffian follicles are found in the: a. Ovary of frog b. Overy of mammal c. Testis of frog d. Testis of mammal
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25) Penis in the rabbit is made up of: a. Corpus spongiosum b. Two columns of corpora cavernosa c. Both (a) & (b) d. None of these
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26) Germinal cells belong to: a. Cuboidal epithelium b. Columnar epithelium c. Squamous epithelium d. Sensory epithelium
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27) Lining of Bowman's capsule in rabbit is formed of: a. Squamous flattened cells b. Cuboidal cells c. Columnar cells d. Ciliated cells
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28) Cells lining Bowman's capsule in the rabbit are called: a. Podocytes b. Cumulus oophorous c. Graffian follicle d. Lamina propria
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29) A graffian follicle in mammals is made of: a. Cumulus cophorous with oocyte b. Stratum granulosum c. Antrum folliculi with liquor folliculi d. All of these
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30) Afer ovulation in female rabbit the structure formed by the rupture of graffian follicle is called: a. Corpus spongiosum b. Corpus albicans c. Corpus luteum d. Corpus mammilare
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31) The primary oocyte in mammals has which of the following structures around it: a. Zona pellucida b. Zona vasculosa c. Zona radiata d. None of these
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32) Membrana granulose is found in which of the mammalian oocytes: a. Primary b. Secondary c. Both (a) & (b) d. None of these
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33) Female rabbits are: a. Induced ovulators b. Spontaneous ovulators c. Seasonal ovulators d. Indifferent ovulators
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34) How many sperms and ova will be produced from 20 primary spermatocytes and 20 oocytes respectively: a. 80 sperms and 20 ova b. 100 sperms and 20 ova c. 100 sperms and 25 ova d. 80 sperms and 80 ova
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35) How many spermatocytes will be required to produce 200 spermatozoa: a. 25 b. 40 c. 50 d. 100
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36) Which part of the female represents penis of male: a. Uterus b. Fallopian tube c. Vagina d. Clitoris
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37) Bidder's canal in frog is meant for the passage of: a. Urine only b. Sperms only c. Vagina d. Clitoris
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38) From a single primary spermatocytes ultimately how many spermatozoa will be formed: a. One b. Two c. Three d. Four
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39) In which of the following organs of mammals corpus luteum is found: a. Liver b. Spleen c. Kidney d. Ovary
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40) Which of the following statements is best to explain the meiosis: a. It is essential for sexual reproduction b. It eliminates occurrence of mutations c. It alternates with mitosis from generation to generation d. It ensures transfer of same genetic complement from one to next generation
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41) During fertilization two cells fuse, yet blastomeres of the zygote contain the same number of chromosomes as in all cells because: a. Meiosis occurs during cleavage b. Chromosomes are absent in sperms c. Meiosis occurs during gamete formation d. Parthenogenesis occurs during gametogenesis
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42) Which of the following has haploid number of chromosomes: a. Bacteria b. Sperms and ova c. Zygote d. All of these
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43) Ovulation in mammals is a process which means: a. Release of eggs from graffian follicles b. Release of egg from fallopian tube c. Passage of egg through fimbriated funnel of fallopian tube d. Passage of unfertilized egg out of female's body
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44) How many secondary spermatocytes will be required to form 200 spermatozoa: a. 25 b. 50 c. 75 d. 100
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45) Formation of polar bodies occurs: a. Only during spermatogenesis b. Only during oogenesis c. During both of these d. During none of these
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46) How many primary oocytes will form 100 ova: a. 25 b. 50 c. 75 d. 100
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47) Cowper's glands in mammals secrete a substance to: a. Neutralize acidity b. Nourish sperms c. Kill pathogens d. Perform all these functions
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48) Viviparity is found in: a. Frog b. Lizard c. Snake d. Rabbit
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49) Uterus masculines in man is remainant of: a. Functional embryonic kidney b. Embryonic mullerian duct c. Embryonic an wolffiduct d. None of these
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50) Energy yielding food includes: a. Carbohydrates only b. Fats only c. Proteins only d. Carbohydrates and fats
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51) Proteins must be present in our food because: a. They are reserve food for growth and repair in our body b. They are required for growth c. They provide us more amount of energy d. They form steroids and corticoids
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52) Which of the following proteins have role in heredity: a. Chromo b. Lipoproteins c. Phospho proteins d. Nucleoproteins
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53) Polysaccharides differ with oligosaccharides in one of the following respects: a. Polysaccharides are made up of amino acids b. Oligosaccharides have linkage of 2 - 10 monosaccharides c. Polysaccharides have free fatty acids d. Oligosaccharides have glycerol molecules
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54) Which of these is not a monosacharide: a. Mannose b. Galactose c. Fructose d. Maltose
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55) Which of these is a polysaccharide: a. Cellulose b. Mannose c. Lactose d. Maltose
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56) Which of these are involved in the synthesis of DNA and RNA: a. Deoxyribose and ribose b. Sucrose and maltose c. Insulin and cellulose d. None of these
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57) Biosynthesis of cholesterol and corticoids as well as sex hormones is done by: a. Carbohydrates only b. Proteins c. Fats d. None of these
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58) Frog's food, as compared to mammalian foodm has only which of these: a. Polysaccharides b. Nitrogen polysaccharides c. Both (a) & (b) d. None of these
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59) Frogs get fats form: a. Butter b. Oil c. Fat bodies of prey d. None of these
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60) Which of these proteins is helpful in locomotion: a. Which of these proteins is helpful in locomotion: b. Glycoprotein c. Myosin d. None of these
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