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

Explain dietary fibre - thyphoid, Dietary fibre Dietary fibre: Typhoid ...

Dietary fibre Dietary fibre: Typhoid patient has an inflamed intestinal mucosa, which can be easily perforated  and  ulcerated leading  to internal  haemorrhage. Thus foods hig

Explain the concept of menu planning, Explain the Concept of Menu Planning?...

Explain the Concept of Menu Planning? You have learnt from the previous units that our body's many functions, be it physical activity, mental exercise, growth (in the case of c

What is the role of the ozone layer for living beings, Q. What is the role ...

Q. What is the role of the ozone layer for living beings? The Ozone, O3, is a gas of the atmosphere that filters ultraviolet radiation from the sun disallowing most of that rad

Define common complications with spinal trauma patients, Define Common comp...

Define Common complications with spinal trauma patients? Common complications with spinal trauma patients include pressure sores or decubitus ulcers, hypercalciuria and renal s

Cardiac cycle, The term cardiac cycle means one pumping cycle which consist...

The term cardiac cycle means one pumping cycle which consists of contraction (systole) and relaxation (diastole) of both the atria and both ventricles. Both the atria contract at t

Ribonucleases and deoxyribonucleases, Ribonucleases  and  deoxyribonuclea...

Ribonucleases  and  deoxyribonucleases These enzymes  are  responsible  for  the degradation of  dietary  nucleic acids. Ribonucleases  and  deoxyribonucleases secreted by  the

Silent myocardial ischaemia, Q. Silent Myocardial Ischaemia? Ans. ...

Q. Silent Myocardial Ischaemia? Ans. This deals primarily with those who have never had symptoms recognized as being of cardiac origin. Others, who have had recognized myo

How can we prevent the misuse of discoveries about the brain, How can we pr...

How can we prevent the misuse of discoveries about the brain, such as those that suggest how learning and cognition might be enhanced? A. Ethical use and application of neurosc

Explain zymogen, Zymogen :- an  inactive form of an  enzyme; becomes active...

Zymogen :- an  inactive form of an  enzyme; becomes active prior to its action.

Water absorption, Water Absorption Water status of a plant is determin...

Water Absorption Water status of a plant is determined by two major factors: i) water absorption and ii) water loss. We deal with water absorption in this section and water lo

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