Structural Organisation in Animals

The epithelium found in the inner lining of blood vessels is:

Which of the following is not a connective tissue?

Malpighian tubules are excretory organs found in:

The blood of cockroach is:

Hepatic caeca are found in:

Male frogs can be distinguished from female frogs due to the presence of: A. Bulging eyes, B. Vocal sacs, C. Webbed digits in feet, D. Copulatory pad on first digit of fore limbs, E. Olive green-coloured skin with dark irregular spots ( NEET 2026)

Choose the correct statements regarding frog's anatomy: A. Hepatic portal system is the special venous connection between liver and intestine. B. There are twelve pairs of cranial nerves arising from the brain. C. The ureters and oviducts open separately into the cloaca in female frogs. D. Hind-brain consists of cerebellum, medulla oblongata and optic lobes. E. Sinus venosus joins the right atrium of heart. ( NEET 2026)