Frogs and toads belong to the order

Frogs and toads belong to the order

Options

(a) Anura (b) Apoda (c) Caudata (d) Gymnophiona

Correct Answer:

Anura

Explanation:

Anura is characterized by the absence of tall, also known as salientia, the […]

Epithelial tissue performs the following functions

Epithelial tissue performs the following functions

Options

(a) Protection, secretion, absorption, respiration (b) Protection, secretion, sensatoin, absorption (c) Protection, secretion, absorption, digestion (d) None of these

Correct Answer:

Protection, secretion, sensatoin, absorption

Explanation: […]

During muscular contraction

During muscular contraction

Options

(a) ATP is broken down (b) ATP is formed (c) GTP is broken down (d) None of these

Correct Answer:

ATP is broken down

Explanation:

During muscle contraction, ATP […]

During hibernation frog respires with

During hibernation, frog respires with

Options

(a) Lung only (b) Moist skin only (c) Buccal cavity only (d) External gills and lungs

Correct Answer:

Moist skin only

Explanation:

In frog, cutaneous respiration occurs […]

Covering around bone is called

Covering around bone is called

Options

(a) Perichondrion (b) Periosteum (c) Epiosteum (d) Endosteum

Correct Answer:

Periosteum

Explanation:

Bone is surrounded by dense, white fibrous sheath called periosteum.

Compound squamous epithelium is found in

Compound squamous epithelium is found in

Options

(a) Stomach (b) Intestine (c) Trachea (d) Pharynx

Correct Answer:

Pharynx

Explanation:

They are found in lining of mouth cavity, tongue, pharynx, oesophagus and vagina. Keratinized […]

Collagen is

Collagen is

Options

(a) Lipid (b) Carbohydrate (c) Globular protein (d) Fibrous protein

Correct Answer:

Fibrous protein

Explanation:

It is albumious protein which on boiling in water, changes into gelatin.

Collagen fibres of connective tissue are

Collagen fibres of connective tissue are

Options

(a) White (b) Yellow (c) Colourless (d) Red

Correct Answer:

White

Explanation:

Collagen fibres are white formed of a protein, occur in bundles, thick nonelastic with […]

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