Biology MCQs

31. What is the process of regulating body fluids and their composition?
[A] Secretion
[B] Reabsorption
[C] Glomerular Filteration
[D] Osmoregulation

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32. Which of the following is used to absorb fluids and salts remaining after the completion of intestinal digestion and absorption and to mix its contents with a lubricating substance, mucus?
[A] Cecum
[B] Colon
[C] Rectum
[D] None of these

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33. The greater omentum connects the stomach to which structures?
[A] Spleen, transverse colon
[B] Spleen, ascending colon
[C] Spleen, descending colon
[D] Spleen, small bowel

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34. Which gland stimulates the adrenal gland to secrete cortisol?
[A] Pituitary gland
[B] Thyroid gland
[C] Parathyroid glands
[D] Adrenal glands

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35. Lassa and Ebola are emergent viruses in W. Africa. What is their origin?
[A] Humans
[B] Primates
[C] Fruit bats
[D] Pigs

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36. Which of the following is a Congenital Disease?
[A] Kwashiorkor
[B] Sickle-cell anemia
[C] Goitre
[D] Rheumatoid Arthritis

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37. Biotechnology has been defined by which of the following?
[A] The European Federation of Biotechnology (EFB)
[B] National Center for Biotechnology Information (NCBI)
[C] National Institutes of Health (NIH)
[D] National Centre for Cell Science (NCCS)

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38. 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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39. The molecule which dissolves in water is called __
[A] hydrophilic molecule
[B] hydrophobic molecule
[C] soluble molecule
[D] insoluble molecule

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40. Crossing-over occurs during ____:

[A] Diplotene
[B] Pachytene
[C] Leptotene
[D] Zygotene

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