How are birds characterized, Biology

Assignment Help:

Q. Bird identity card. How are birds characterized according to examples of representing beings, basic morphology, respiration, skin, nitrogen waste, circulation,thermal control and types of reproduction?

Examples of representing beings: chickens, sparrows, parrots, ostriches, penguins. Basic morphology: pneumatic bones, aerodynamic body, feathers, horny beaks. Skin: impermeable feathers, keratinized, uropygial gland. Respiration: pulmonary, Circulation: complete and closed, heart with four chambers. Nitrogen waste: uric acid, Thermal control: homeothermic. Kind of reproduction: internal fecundation, sexual, shelled eggs with extraembryonic membranes.


Related Discussions:- How are birds characterized

Describe the basic mechanisms in plaque formation, Q. Describe the Basic Me...

Q. Describe the Basic Mechanisms in Plaque Formation? In experimental models and human disease, the first morphologic phenomenon observed in plaque formation is adhesion of mon

Define vitamins and minerals requirement for cancer patients, Define Vitami...

Define Vitamins, Minerals and Phytochemicals requirement for cancer patients? Several vitamins particularly those of the B-group are essential to promote adequate metabolism of

Mode of nurition, What mode of nutrition did lizard exihbite

What mode of nutrition did lizard exihbite

Roles of fatty acid, Fatty acids have four main biological roles: 1.  Th...

Fatty acids have four main biological roles: 1.  They are used to create sphingolipids and glycerophospholipids which are necessary elements of biological membranes; 2.  Nume

What is the stage of cellular respiration, What is the stage of cellular re...

What is the stage of cellular respiration during which carbon dioxide is liberated? In aerobic cellular respiration the release of carbon dioxide occurs in the transformation o

Of which type of tissue are cartilages and bones made, Of which type of tis...

Of which type of tissue are cartilages and bones made? Are the cells of the connective tissue far or near to the others? The relative great spacing among cells is a typical

Chromophore - development of plant, Chromophore - Development of plant ...

Chromophore - Development of plant The chromophore is a tetrapyrrole molecule like chlorophyll, but unlike chlorophyll it is an open tetrapyrrole and contains no metal ion. It

What are synthetic auxins, What are synthetic auxins and what are their use...

What are synthetic auxins and what are their uses? Synthetic auxins, like indolebutyric acid (IBA) and naphthalenic acid (NAA) are substances same to IAA (a natural auxin) but

What are mycorrhizas, What are mycorrhizas? How does each participant benef...

What are mycorrhizas? How does each participant benefit in this ecological interaction? Mycorrhizas are mutualist ecological interactions among fungi and some plants roots. Fun

Define cercaria larva, Define Cercaria Larva? Cercaria  larva is the f...

Define Cercaria Larva? Cercaria  larva is the fourth  larval stage  in  the life-cycle of F, hepatica. It is a free living stage produced  by  the  redia  larva. 1. It has

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd