31. Ostrich belongs to which of the following order?
[A] Struthioniformes
[B] Casuariformes
[C] Apterygiformes
[D] Procellariiformes
Show Answer
Correct Answer: A [Struthioniformes]
Notes:
Ostrich belongs to the Struthioniformes order. This group includes non-flying running Aves of about 2 meters in height.
32. The nervous system consists of the following
[A] Brain
[B] Spinal Cord
[C] Nerves
[D] All the above
Show Answer
Correct Answer: D [All the above]
Notes:
Central Nervous System is often called the central processing unit of the body. It consists of the brain, nerves, and spinal cord.
33. Which structure is part of the tectum?
[A] superior colliculus
[B] periaqueductal grey
[C] substantia nigra
[D] red nucleus
Show Answer
Correct Answer: A [superior colliculus]
Notes:
The superior colliculus structure is part of the tectum. The tectum forms the back of the midbrain and is formed by two paired rounded swellings, the superior and inferior colliculi.
34. Urine that contains glucose is usually an indicator of:
[A] Diabetes
[B] Bacterial infection
[C] Kidney stones
[D] Muscle atrophy
Show Answer
Correct Answer: A [Diabetes]
Notes:
Urine that contains glucose is usually an indicator of Diabetes. Diabetes is a disease in which the blood sugar level is too high. Insulin is a hormone that helps glucose get into cells and gives them energy.
35. Arrange the correct sequence of the steps involved in the process of the Human Digestive System?
[A] Digestion, Ingestion, Assimilation, Egestion and Absorption
[B] Ingestion, Digestion, Absorption, Assimilation and Egestion
[C] Egestion, Absorption, Digestion, Assimilation and Ingestion
[D] Assimilation, Absorption, Ingestion, Digestion and Egestion
Show Answer
Correct Answer: B [Ingestion, Digestion, Absorption, Assimilation and Egestion]
Notes:
Ingestion, Digestion, Absorption, Assimilation, and Egestion are the correct sequence of the steps involved in the process of the Human Digestive System.
36. Melatonin hormone is secreted by which gland in the body?
[A] Pineal
[B] Thyroid
[C] Thalamus
[D] Pituitary
Show Answer
Correct Answer: A [Pineal]
Notes:
The pineal gland secretes the melatonin hormone, which controls the biological cycle (rise, sleep, awake, breath, heartbeat) inside the human body. It controls growth before puberty.
37. Which gland is located on both sides of the Trachea?
[A] Thymus
[B] Thyroid
[C] Adrenal
[D] Pineal
Show Answer
Correct Answer: B [Thyroid]
Notes:
The thyroid gland has two lobes, one on each side of the trachea, just below the larynx or voice box. The two lobes are connected by a narrow band of tissue called the isthmus. Internally, the gland contains follicles, which are responsible for producing the hormones thyroxine and triiodothyronine.
38. Huntington’s disease and Marfan syndrome are examples of which of the following disorder?
[A] Sex-linked recessive
[B] Sex-linked dominant
[C] Autosomal dominant
[D] None of these
Show Answer
Correct Answer: C [Autosomal dominant]
Notes:
Huntington’s disease and Marfan syndrome are examples of autosomal dominant disorders. One of many ways that a trait or disorder can be passed down through families is called autosomal dominant.
39. Which of the following can use molecular nitrogen as a nutrient?
[A] Methanomonas
[B] Mucor
[C] Rhizobium
[D] Spirogyra
Show Answer
Correct Answer: C [Rhizobium]
Notes:
Rhizobium is used molecular nitrogen as a nutrient. It is one of the vital symbiotic nitrogen-fixing bacteria.
40. Night Blindness is caused by the deficiency of Vitamin ___:
[A] Vitamin A
[B] Vitamin C
[C] Vitamin K
[D] Vitamin B12
Show Answer
Correct Answer: A [Vitamin A]
Notes:
Night blindness, also called nyctalopia, is failure of the eye to adapt promptly from light to darkness that is characterized by a reduced ability to see in dim light or at night. It occurs as a symptom of numerous congenital and inherited retinal diseases or as a result of vitamin A deficiency.
