31. Which of the following is not true about the cerebrum?
[A] Largest part of the brain
[B] Forms a part of the forebrain
[C] Composed of two cerebral hemispheres
[D] White matter in this region forms arbor vitae
Show Answer
Correct Answer: D [White matter in this region forms arbor vitae]
Notes:
The cerebrum is the largest part of the brain, it is a part of the forebrain, composed of two cerebral hemispheres and unlike the cerebellum, the white matter does not form the arbor vitae.
32. Which of the following is included in the large intestine?
[A] colon
[B] rectum
[C] anus
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
The colon, rectum and anus are present in the large intestine. It’s all a single, long tube that continues through the small intestine as food through the end of its journey through your digestive system.
33. Which of the following is protein hormone?
[A] Oxytocin
[B] Insulin
[C] TSH
[D] Antidiuretic hormone
Show Answer
Correct Answer: B [Insulin]
Notes:
Insulin and human growth hormone are protein hormones while oxytocin and antidiuretic hormones are peptide hormones. TSH or Thyroid Stimulating Hormone consists of carbohydrates attached to protein hence it comes under glycoprotein hormone.
34. Which of the following is the division of human eggs?
[A] Holoblastic and unequal
[B] Meroblastic
[C] Holoblastic and equal
[D] Isoblastic
Show Answer
Correct Answer: A [Holoblastic and unequal]
Notes:
The division of human eggs is holoblastic and unequal. Holoblastic cleavage is observed in eggs that have a moderate to the sparse amount of yolk. Holoblastic cleavage is the complete division of an isolecithal or microlecithal egg into blastomeres.
35. What are the most common diseases in cows?
[A] Bovine Viral Diarrhoea
[B] Brucellosis
[C] Foot and Mouth disease.
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Bovine Viral Diarrhoea, Brucellosis and Foot and Mouth disease are the most common diseases in cows.
36. Which property is not exhibited by a disease-causing pathogen?
[A] Invasiveness
[B] Toxigenicity
[C] Virulence
[D] Co-operation
Show Answer
Correct Answer: C [Virulence]
Notes:
Cooperation is a property that is not exhibited by pathogens. Whereas The invasion of a pathogen is the ability of a host to gain entry and multiply. A virus is the ability of a pathogen to cause disease. Toxicity is the power of a pathogen to form toxins capable of harming host cells.
37. The alternate form of a gene is__
[A] Alternate type
[B] Recessive character
[C] Dominant character
[D] Allele
Show Answer
Correct Answer: D [Allele]
Notes:
The alternate form of a gene is Allele. An allele is a variant of a gene.
38. Who among the following did the mapping of the human genome?
[A] Oswald Avery
[B] James Watson
[C] Linda Buck Born
[D] Rachel Carson
Show Answer
Correct Answer: B [James Watson]
Notes:
James Watson did the mapping of the human genome. The complete set of nucleic acid sequences for humans encoded as DNA within 23 chromosome pairs in the cell nucleus and a small DNA molecule found within individual mitochondria is called the human genome.
39. Transgenic plants have desirable traits like __
[A] harmful genes
[B] herbicide resistance
[C] lactose intolerance
[D] complementary genes
Show Answer
Correct Answer: B [herbicide resistance]
Notes:
Transgenic plants have desirable traits like herbicide resistance. The inherited ability of an individual plant to survive the application of a herbicide that would kill a general population of the same species is called herbicide resistance.
40. The main protein found in milk is ____:
[A] Globulin
[B] Globin
[C] Casein
[D] Albumin
Show Answer
Correct Answer: C [Casein]
Notes:
The major proteins in milk are casein and whey. These two milk proteins are both excellent sources of all the essential amino acids, but they differ in one important aspect—whey is a fast-digesting protein and casein is a slow-digesting protein. As a food source, casein supplies amino acids, carbohydrates, and the two inorganic elements calcium and phosphorus.
