Biology MCQs

31. The sternum is a very important bone that protects the __
[A] Brain
[B] Heart
[C] Lungs
[D] Liver

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32. How many ureters are present?
[A] One
[B] Two
[C] Three
[D] Four

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33. __ is the decrease in glomerular filtration in humans.
[A] Renal failure
[B] Uremia
[C] Renal Calculi
[D] Nephritis

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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. What is the cause of footrot?
[A] Naegleria fowleri
[B] Bordetella pertussis
[C] Dichelobacter nodosus
[D] Pasteurella pestis

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36. Which of the following is correctly matched?
[A] Measles – Bacteria
[B] Influenza – Virus
[C] Tuberculosi – Protozoa
[D] Whooping cough – Fungi

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37. One whose phenotype is influenced by more than one gene is called __.
[A] Oncogenic Trait
[B] Monogenic trait
[C] Polygenic trait
[D] None of these

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38. The root nodules for nitrogen fixation of a non-legume tree are?
[A] Frankia
[B] Rhizobium
[C] Azotobacter
[D] Thiobacillus

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39. Which of the following organism can transfer ‘T-DNA’ within plants?
[A] Agrobacterium tumifaciens
[B] E.coli
[C] Aspergillus niger
[D] S. typhi

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40. What is Blubber?
[A] A layer of thick fat
[B] A device to trap insects by some aquatic
[C] A milky secretion of rubber plant
[D] Fungal infection of rice plants

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