31. Processed meat is meat that has been preserved?
[A] curing
[B] salting
[C] canning
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Processed meat is meat that has been preserved by curing, salting, smoking, drying or canning.
32. Which hormone enhances milk release from the mammary glands?
[A] Adrenocorticotrophic Hormone
[B] Pressor
[C] Prolactin
[D] Both 1 and 2
Show Answer
Correct Answer: C [Prolactin]
Notes:
The pituitary glands of animals such as cattle can be used for the extraction of hormones for medical purposes. Prolactin hormone enhances milk release from the mammary glands.
33. Which type of cell has axons and dendrites?
[A] Glial
[B] Astrocytes
[C] Neurons
[D] Oligodendrocytes
Show Answer
Correct Answer: C [Neurons]
Notes:
Neurons have specialized cell parts called dendrites and axons. Dendrites carry electrical signals to the cell body and axons carry information away from the cell body.
34. Which part of the inner ear is responsible for the balance of the body?
[A] Incus
[B] Sacculus
[C] The organ of Corti
[D] Sacculus, Utriculus and semicircular canals
Show Answer
Correct Answer: D [Sacculus, Utriculus and semicircular canals]
Notes:
Sacculus, Utriculus, and semicircular canals part of the inner ear are responsible for the balance of the body.
35. What is the name of the only moving bone in the human skull?
[A] Ethmoid bone
[B] Mandible bone
[C] Nasal bone
[D] Lacrimal bone
Show Answer
Correct Answer: B [Mandible bone]
Notes:
The mandible is the largest bone in the human skull. It holds the lower teeth in place, aids in chewing, and lines the lower jaw. The mandible is the only movable bone in the human skull.
36. 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.
37. Which of the following is called Mendel’s first law of inheritance?
[A] Law of Dominance
[B] Law of Segregation
[C] Law of Independent Assortment
[D] All of the above
Show Answer
Correct Answer: A [Law of Dominance]
Notes:
The law of dominance is also called Mendel’s first law of inheritance. According to this, the hybrid offspring will only inherit the dominant trait in the phenotype.
38. Which of the following is an example of chromosomal disorders?
[A] Down’s syndrome
[B] Albinism
[C] Haemophilia
[D] Sickle cell anaemia
Show Answer
Correct Answer: A [Down’s syndrome]
Notes:
Down’s syndrome is an example of a chromosomal disorder. Whereas Albinism, Haemophilia, and Sickle cell anemia are examples of Mendelian Disorder.
39. A method for the delivery of nucleic acids to cells by high-speed particle bombardment is called?
[A] Transformation
[B] Biolistics
Biolistics
[C] Sequencing
[D] None of these
Show Answer
Correct Answer: B [Biolistics
Biolistics]
Notes:
A method for the delivery of nucleic acids to cells by high-speed particle bombardment is called Biolistics.
40. An eardrum is absent in ____:
[A] Snakes
[B] Toads
[C] Turtles
[D] Tuatara
Show Answer
Correct Answer: A [Snakes]
Notes:
The ear has three main parts: the outer, middle and inner ear. The outer ear consists of the pinna and the auditory canal. The middle ear is filled with air and contains three tiny bones called ossicles – the anvil, hammer and stirrup. The inner ear contains the semicircular canals and the cochlea. Eardrum is the membrane of middle ear. Snakes have fully developed inner ear structures but no eardrum.
