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

Cutaneous respiration in frog, Cutaneous respiration in frog Frog be...

Cutaneous respiration in frog Frog belongs to class Amphibia under vertebrates. It is an amphibious animal which can live both on land and in water. Skin is very impor

Write in 3-4 lines about the term belief, Q. Write in 3-4 lines about the t...

Q. Write in 3-4 lines about the term belief? Beliefs are learned by us when we were young. These include religious beliefs and beliefs about behaviour. Some beliefs lead to hea

Approaches to neuropsychological assessment, Approaches to Neuropsychologic...

Approaches to Neuropsychological Assessment Probably the most useful model of neuropsychological interpretation is described in Reitan and Wolfson's (1993) four approaches to a

Explain implant mobility and discomfort - implant interface, Implant Mobili...

Implant Mobility and Discomfort Implant mobility is an indication of the lack of osseointegration. Even if periimplant disease has progressed relatively far, implants may still

Photosynthesis, Why methyl alcohol is used in destarching?

Why methyl alcohol is used in destarching?

The cell membrane or plasma membrane ruptures, What happens when the cell m...

What happens when the cell membrane or plasma membrane ruptures or breaks down? When cell membrane ruptures Ions leek out and if not repaired in time the cell will die. As we k

Absolute time, Absolute time is one of the two types of geologic time (rel...

Absolute time is one of the two types of geologic time (relative time being the other), with the distinct age date established generally by the decay of the radioactive elements,

What are the positions of myosin and actin molecules, Q. What are the posit...

Q. What are the positions of myosin and actin molecules in the sarcomere before and during the muscle contraction? Schematically actin filaments attached perpendicularly to bot

Effects on health - water pollution, Effects on Health - Water Pollution ...

Effects on Health - Water Pollution Water pollution deteriorates the quality of water used for drinking, bathing, swimming, recreation and irrigation. Water contaminated with

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