Test: Structural Organisation in Plants and Animals (May 17) - NEET MCQ

Answer: Option C: Movement

Solution: Epithelial tissue covers the body surfaces and lines body cavities, playing key roles in protection, secretion, and absorption. It does not contribute to movement, which is the primary function of muscular tissue

Monocytes are white blood cells or leucocytes that transform into macrophages to engulf the pathogen entering the body.

The mouth part shown is maxilla.

Tendonsattach skeletal muscles to bones.

The innermost layer of intestinal wall is called mucosa. Mucosa contain microvilli to increase the surface area for absorption of digested food to transportinto different part of the body.

The respiratory system consists of a network of trachea, that open through 10 pairs of small holes called spiracles present on the lateral side of the body.

During extreme heat and cold period, frog takes shelter in deep burrows to protect them from extreme heat and cold. This is called as summer sleep (aestivation) and winter sleep (hibernation).

Blood, bone, lymph forms the connective tissue that connects the different parts of the body. Nerve cells are parts of neural system or nervous system that transmit information from one part of the body to others.

Pancreas is called as heterocrine gland becauseit acts as both endocrine and exocrine gland to secrete hormone as well as enzymes.

The muscle present in our thigh is striated and voluntary muscles. They are attached with bone for movement and works on our will.

The digestive system of frog begins from the mouth which opens into the buccal cavity that leads to the oesophagus through pharynx. Oesophagus is a short tube that opens into the stomach which in turn continues as the intestine, rectum and finally opens outside by the cloaca through cloacal aperture.

The cells lining the blood vessels that includes arteries, veins and capillaries are columnar epithelial tissue which is mainly protective in nature.

Epithelium tissues contain keratin, muscles fibres contain actin and areolar connective tissue contain collagen but melanin is absent in neuron.

In males, genital pouch or chamber lies at the hind end of abdomen bounded dorsally by 9th and 10thterga and ventrally by the 9thsternum. It contains dorsal anus, ventral male genital pore and gonapophysis.

The special venous connection between liver and intestine as well as the kidney and lower parts of the body present in frogs is called renal portal system.