In which class of vertebrates pneumatic bones are found? Mention any one of its

advantage.

1 Answer

Answer :

Pneumatic bones are found in class aves. It makes the body very light and fly without

friction

Related questions

Description : What are pneumatic bones?

Last Answer : Hollow, light, air filled bones of birds are called pneumatic bones.

Description : Hollow air - filled bones ( pneumatic bones ) occurs in

Last Answer : Hollow air - filled bones ( pneumatic bones ) occurs in A. Mammals B. Urodela C. Reptiles D. Aves

Description : Pneumatic bones occur in

Last Answer : Pneumatic bones occur in A. Amphibians B. Reptile C. Birds D. Mammals

Description : Pneumatic bones, four chambered heart and feathers occur in

Last Answer : Pneumatic bones, four chambered heart and feathers occur in A. Cyclostmata B. Aves C. Mammilia D. Reptilia

Description : What are pneumatic bones?

Last Answer : Birds have lightweighted bones with internal spaces filled with air. These bones are called pneumatic bones. This feature reduces the corporal density of the animal facilitating the flight. Image Diversity: pneumatic bones

Description : Bones are pneumatic in - (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Last Answer : (4) Birds Explanation: Pneumatic boneis is hollow bone filled with air, connected to the respiratory system. Many of a bird's bones are pneumatic, with struts across their ... , certain physical characteristics are required. Flying birds have evolved reduced weight through several characteristics.

Description : Bones are pneumatic in (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Last Answer : Birds

Description : `{:("Convergent evolution","Divergent evolution"),((1)"Bones of forelimbs of vertebrates","Wings of butterfly and birds"),((2)"Thorns of Bougainvillia

Last Answer : `{:("Convergent evolution","Divergent evolution"),((1)"Bones of forelimbs of vertebrates","Wings ... Cucurbita","Wings of butterflies and birds"):}`

Description : $ Notochord is present in vertebrates. ! Notochord is always formed of bones.

Last Answer : $ Notochord is present in vertebrates. ! Notochord is always formed of bones. A. If both A and R are ... is wrong D. If both A and R are wrong.

Description : Which one of the following options gives one correct example each of convergent evolution and divergent evolution? Convergent Divergent evolution evolution (a) Eyes of octopus Bones of forelimbs and ... birds (d) Thorns of Bougainvillea Eyes of octopus and tendrils of and mammals Cucurbita

Last Answer : (a) Eyes of octopus Bones of forelimbs and mammals of vertebrates

Description : The long bones are hollow and connected by air passages. They are the characteristics of (a) reptilia (b) land vertebrates (c) aves (d) mammals.

Last Answer : (c) aves

Description : The following drive is used for lighter class of Robot. (A) Pneumatic drive (B) Hydraulic drive (C) Electric drive (D) All of the above

Last Answer : A

Description : A class of vertebrates in which fertilization is internal and development is external is

Last Answer : Reptiles/Aves.

Description : A class of vertebrates in which both fertilization and development is external is

Last Answer : Pisces/Amphibians.

Description : Which is the chordate class considered an evidence of the transition of the vertebrates from the aquatic to the dry land environment?

Last Answer : The amphibians are totally aquatic in the larval stage and partially terrestrial animals as adults and for these facts they are considered intermediate beings in the evolutionary passage of vertebrates ... terrestrial as adults) of these animals. Frog Facts Review - Image Diversity: amphibians

Description : .Pneumatic bone is found in (a) shark (b) Rana (c) pigeon (d) whale

Last Answer : (c) pigeon

Description : How is the large number of bones in your hands and feet both an advantage and a disadvantage?

Last Answer : they can disadvantage you in spots and an advantage they make you strronger

Description : Evolutionarily protochordates may be intermediate animals between invertebrates and vertebrates. Imagine a scientist is testing the hypothesis that vertebrates evolved from echinoderms. Having as research object a newly ... the hypothesis? What is an example of a discovery that would strengthen it?

Last Answer : Hypothesis to be tested: Vertebrates evolved from echinoderms. Testing material: A newly found protochordate species (i.e., a vertebrate forerunner). Example of weakening observation (that ... shows how science works, beginning with the placement of hypothesis and further observational testing.)

Description : In vertebrates, lacteals are found in (a) oesophagus (b) ear (c) ileum (d) ischium.

Last Answer : (c) ileum

Description : Which one of the following statements is NOT true of innate immunity? a. It is an early-warning system against pathogens. b. It is a form of immunity found only in vertebrates. c. It is a nonspecific response. d. It responds within minutes to many infections.

Last Answer : b. It is a form of immunity found only in vertebrates.

Description : In a comparison of the brain found in lower classes of vertebrates to the brain in higher classes of vertebrates the area showing most increase in relative size is: a) cerebellum b) optic lobe c) medulla d) cerebrum

Last Answer : ANSWER: D -- CEREBRUM

Description : Draw the general layout of Pneumatic system and its  symbolic representation?

Last Answer : Pneumatic systems are the power transmitting assemblies employing pressurized air to transmit energy from an energy generating source to the application area. Pneumatic system has air as the working medium ( ... figure below. Symbolic representation of general layout of pneumatic system  

Description : Draw block diagram of pneumatic system showing its basic components. State the functions of control value and air actuator.

Last Answer : Diagram : Control valve: - control and regulates the direction of flow and pressure etc. Air actuator: - Air cylinders and motors are used to obtain the required movements of direction flow.

Description : Mention the advantage of the following raw material in ceramics.

Last Answer : Additive No 1 Clay 3 QuartzAdvantage Porous, desired shape, becomes hard on heating Cracking can be controlled as it does not absorb water Cracking can be controlled as it does not absorb water Feldspar Gives smoother, glossy finish. It also adds strength

Description : How does the pneumatic valve work as the flow changes?

Last Answer : Through pressure differentials.

Description : Where can I find a pneumatic jumping spider prop for my yard haunt?

Last Answer : You can find a lot of "How To" videos on making your own pneumatic jumping spider. Here is a link to a great how to build a jumping spider; http://www.YouTube.com/watch?v=iY3NZA5ZA2c.

Description : Are all air valves pneumatic?

Last Answer : Pneumatic is defined as air driven and therefore the two terms are synonomous. However pneumatic is not as frequently used in describing a valve.

Description : How do pneumatic tube systems work?

Last Answer : Pneumatic tube systems today are most seen at the drive-through windows of banks. Pneumatic tubes use pressured air to push a sealed object through the system. how do pneumatic truck trailers work?

Description : What is the function of a pneumatic actuator?

Last Answer : A pneumatic actuator converts energy.The energy is used to make different types of motions.

Description : What machines use pneumatic tube systems?

Last Answer : A variety of automation systems use pneumatic tubes to move material via puffs of air. Bank systems still use them. In the Denver Airport, large pneumatic tubes move aircraft parts around the terminals.

Description : Where would I purchase a pneumatic stapler?

Last Answer : Home Depot is definitely a good place to begin researching and price checking storage tubs. Their website offers a buying guide that may be useful: http://www.newegg.com/Product/Product.aspx? ... that you are interested, compare prices at Lowes, Walmart, Target and other home improvement stores.

Description : Where can I find a pneumatic stapler?

Last Answer : Clothing racks can be purchased online. Two great options are websites that specialize in store supply products and Amazon.com, which offers a variety of products related to store supply.

Description : External pneumatic compression has been advocated for the prevention of deep venous thrombosis during operative procedures. Which of the following statement(s) concerning the use of external pneumatic ... includes through the operation and for at least several days in the postoperative period

Last Answer : Answer: b, c, d In many well-controlled studies of venous prophylaxis, intermittent pneumatic compression has been found to be as effective as low-dose heparin therapy. In addition to augmentation ... be used through the operation and for at least five days in the face or prolonged immobilization

Description : All of the following may be useful in the treatment of cardiogenic shock except: A. Dobutamine. B. Sodium nitroprusside. C. Pneumatic antishock garment. D. Intra-aortic balloon pump.

Last Answer : Answer: C DISCUSSION: Cardiogenic shock occurs when the heart fails to generate adequate cardiac output to maintain tissue perfusion. Intrinsic causes such as myocardial dysfunction secondary ... ), which causes an increase in systemic vascular resistance, is contraindicated in cardiogenic shock

Description : The non-clog pump which permits solid matter to pass out with the liquid sewage, is A. Centrifugal pump B. Reciprocating pump C. Pneumatic ejector D. None of these

Last Answer : ANS: A

Description : The disintegrating pump in which solid matter is broken up before passing out, is A. Centrifugal pump B. Reciprocating pump C. Pneumatic ejector D. None of these

Last Answer : ANS: A

Description : Q No: 131 The most widely used pump for lifting sewage is A. Centrifugal pump B. Reciprocating pump C. Pneumatic ejector D. Air pressure pump

Last Answer : ANS: A

Description : Which of the following pumps in used to pump sewage solids with liquid sewage without clogging the pump is? A. Centrifugal pump B. Pneumatic ejector C. Reciprocating pump D. None of these

Last Answer : ANS: A

Description : The capacity of a pneumatic conveying system depends upon the (A) Bulk density of materials (B) Pressure of the conveying air (C) Diameter of the conveying line (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : Vertical transportation of materials can be done by a/an (A) Apron conveyor (B) Pneumatic conveyor (C) Bucket elevator (D) Both (B) & (C)

Last Answer : (D) Both (B) & (C)

Description : The most suitable equipment for the transportation of 200 mesh size particles is a (A) Bucket elevator (B) Pneumatic conveyor (C) Screw conveyor (D) Belt conveyor

Last Answer : (B) Pneumatic conveyor

Description : For the transportation of ultrafine particles, the equipment used is a __________ conveyor. (A) Belt (B) Pneumatic (C) Screw (D) None of these

Last Answer : (B) Pneumatic

Description : Which is the most suitable conveyor for transportation of sticky material? (A) Apron conveyor (B) Belt conveyor (C) Screw conveyor (D) Pneumatic conveyo

Last Answer : (C) Screw conveyor

Description : Which of the following terms refers to the use of compressed gasses to drive (power) the robot device? a) pneumatic b) hydraulic c) piezoelectric d) photosensitive

Last Answer : a) pneumatic

Description : Which type of actuator generates a good deal of power but tends to be messy? a) electric b) hydraulic c) pneumatic d) both hydraulic & pneumatic

Last Answer : b) hydraulic

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air