Biology MCQs

31. Which of the following is an accessory reproductive gland in male mammals?
[A] Inguinal gland
[B] Prostate gland
[C] Mushroom-shaped gland
[D] Gastric gland

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32. Which female organ serves as the birth canal to allow the delivery of the fetus during labor?
[A] Ovaries
[B] Uterus
[C] Fallopian Tubes
[D] Vagina

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33. What is fertilization?
[A] Release of egg from the ovary
[B] Release of sperm from testis
[C] Mixing of semen with vaginal fluid
[D] Fusion of sperm with egg nuclei

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34. What are the symptoms of brucellosis in animals?
[A] arthritis in cows and pigs
[B] mastitis and lameness in goats
[C] oozing skin lesions in horses
[D] All of the above

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35. Klinefelter’s syndrome is an example of which of the following disorder?
[A] Mendelian Disorder
[B] Mitochondrial Inheritance
[C] Multifactorial Genetic Inheritance
[D] Chromosomal Disorder

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36. Bacteria protect themselves from viruses by fragmenting viral DNA?
[A] Ligase
[B] Endonuclease
[C] Exonuclease
[D] Gyrase

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37. Symbiotic Bacteria responsible for the fixation of atmospheric nitrogen are present in ____:
[A] Peas
[B] Oats
[C] Corn
[D] Wheat

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38. Azolla increases soil fertility for ____:
[A] Wheat cultivation
[B] Rice cultivation
[C] Maize cultivation
[D] Barley cultivation

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39. Which one of the following animals is sanguinivorous?
[A] Fruit-fly
[B] Mosquito
[C] House-fly
[D] Snail

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40. Alveoli are balloon like structures within the ____:
[A] Heart
[B] Lungs
[C] Liver
[D] Kidney

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