Forelimbs of frog have:
1. Five digits
2. Four digits
3. Three fingers
4. One finger
Bull frog of India is
(1) Rana tigerina
(2) Rana sylvatica
(3) Rana ecutedbeiana
(4) Rana esculenta
In frogs:
1. The dentition is homodont and the upper jaw is toothless.
2. The dentition is heterodont and the upper jaw is toothless.
3. The dentition is homodont and the lower jaw is toothless.
4. The dentition is heterodont and the lower jaw is toothless.
The skull of frog is:
1. Acondylic
2. Monocondylic
3. Dicondylic
4. Polycondylic
Which of the following is not seen in the brain of the frog?
(1) Olfactory lobes
(2) Corpus callosum
(3) Corpora striata
(4) Anterior choroid plexus
Tadpoles will undergo metamorphosis if they are:
(1) fed on frog eggs
(2) provided with high temperature
(3) injected thyroxine
(4) injected gonadotropic hormones
The pituitary gland is crushed and injected in a frog. The frog will:
(1) start laying eggs almost immediately
(2) change color
(3) undergo metamorphosis
(4) die
Cuboidal epithelium with brush border of microvilli is found in :
1. Ducts of salivary glands
2. Proximal convoluted tubule of nephron
3. Eustachian tube
4. Lining of intestine
Goblet cells of alimentary canal are modified from:
1. | Columnar epithelial cells | 2. | Chondrocytes |
3. | Compound epithelial cells | 4. | Squamous epithelial cells |
If the head of the cockroach is removed, it may live for a few days because:
1. | The cockroach does not have a nervous system |
2. | The head holds a small proportion of the nervous system while the rest is situated along the ventral part of its body |
3. | The head holds 1/3rd of the nervous system while the rest is situated along the dorsal part of its body |
4. | The supra-oesophageal ganglia of the cockroach are situated in ventral part of abdomen |