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NEET Questions / Zoology / Structural Organisation In Animals
Which of the following is NOT a characteristic of the frog's respiratory system?
Cutaneous respiration
Buccal respiration
Pulmonary respiration
Presence of diaphragm
The structure in a frog's ear that transmits vibrations to the inner ear is the:
Tympanum
Eustachian tube
Columella auris
Utriculus
In the frog, the hepatic portal system receives blood from all of the following EXCEPT:
Stomach
Intestine
Spleen
Lungs
The neoteny in frog is characterized by:
Rapid metamorphosis
Loss of larval characteristics in the adult
Delayed sexual maturity
Retention of larval characteristics in the adult
Which of the following is a characteristic feature of epithelial tissue?
Cells are loosely arranged with abundant intercellular matrix
Cells are highly vascularized
Cells are capable of contraction
Cells are tightly packed with minimal intercellular matrix
Epithelial tissue is primarily involved in which of the following functions?
Movement and support
Conduction of nerve impulses
Storage of energy
Protection, secretion, and absorption
Which type of epithelium is found lining the inner surface of blood vessels?
Cuboidal epithelium
Columnar epithelium
Squamous epithelium
Ciliated epithelium
What is the function of cilia in ciliated epithelium?
Secretion of hormones
Absorption of nutrients
Movement of substances across the epithelial surface
Protection from mechanical damage
Which type of epithelium is typically found in areas requiring secretion, such as glands?
Squamous epithelium
Cuboidal and columnar epithelium
Stratified epithelium
Ciliated epithelium
