Basic Zoology MCQ Question and Answer
Basic Zoology MCQ Question and Answer
61. Which of the following law is associated with the fact that anterior spinal nerve roots contain only motor fibres and posterior roots only sensory fibres ?
- Magendie’s law
- Bell’s law
- Both (A) and (B)
- None of these
62. In birds—
- Left oviduct and right aortic arch are present
- Left oviduct and left aortic arch are present
- Right oviduct, left ovary and right aortic arch are present
- Left oviduct, left ovary and right aortic arch are present
63. Ancestral amphibians were tetrapods that evolved during—
- Devonian period
- Carboniferous period
- Jurassic period
- Cretaceous period
64. Community health services involves—
- Control of communicable diseases
- School and health education
- Awareness of clean environment
- All the above
65. The active rolling over of endodermal and mesodermal cells from the embryo surface
into the interior is defined as—
into the interior is defined as—
- Ingression
- Involution
- Epiboly
- Inversion
67. Genetic counsellors can identify heterozygous individuals by—
- Height of individual
- Colour of individual
- Screening procedures
- All the above
68. Which of the following enzyme is secreted by intestinal mucosa that remain closely associated with the microvilli ?
- Peptidase
- Disaccharidase
- Trypsin
- Both (A) and (B)
69. Which of the following is absorbed by intestinal mucosa by active transport ?
- Galactose
- Glucose
- Fructose
- Both (A) and (B)