The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds 
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Reptiles
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The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Description : The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Last Answer : (3) Reptiles Explanation: Fish as a community comprise the largest group on the earth as 72 percent of the worlds surface is covered with water. Fish are found from equatorial to polar climates; in salty or freshwater sources. It is assumed that life on the Earth began from fish.

Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Last Answer : (3) Protochordates Explanation: Jaws are absent in Protochordates.

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

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.

Which group of vertebrates comprises the highest number of endangered species? (a) Mammals (b) Fishes (c) Reptiles (d) Birds

Description : Which group of vertebrates comprises the highest number of endangered species? (a) Mammals (b) Fishes (c) Reptiles (d) Birds

Last Answer : (a) Mammals

Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles 

Last Answer : Protochordates

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

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

Last Answer : Birds

Cause of decline in population of reptiles and birds is

Description : Cause of decline in population of reptiles and birds is

Last Answer : Cause of decline in population of reptiles and birds is A. Bioinsecticides B. Biofertilizers C. DDT D. Both A and B

How has the importance of the brain evolved from fishes to reptiles?

Description : How has the importance of the brain evolved from fishes to reptiles?

Last Answer : From the least to the most complex brain structure, it is evident that the brain, from fishes to beings of the class Reptilia, became larger and predominant in the central nervous system. Image Diversity: reptilian brain

Is fecundation in amphibians external or internal? In this aspect are amphibians evolutionarily proximal to fishes or to reptiles?

Description : Is fecundation in amphibians external or internal? In this aspect are amphibians evolutionarily proximal to fishes or to reptiles?

Last Answer : In the majority of the amphibian species fecundation is external. This feature is common to bony fishes too and it shows that the reproductive system and the embryonic development of ... egg cells. This phenomenon does not characterize internal fecundation since the gametes unite in water.

The stability of a pond ecosystem depends on - (1) micro-organisms and fishes (2) micro-organisms and zoo planktons (3) fishes and reptiles (4) producers and consumers

Description : The stability of a pond ecosystem depends on - (1) micro-organisms and fishes (2) micro-organisms and zoo planktons (3) fishes and reptiles (4) producers and consumers

Last Answer : (4) producers and consumers

Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal). (b) All bony fishes have four pairs of gills and an operculum on each side. (c) All sponges are marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Description : Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded ( ... marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side

Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal). (b) All bony fishes have four pairs of gills and an operculum on each side. (c) All sponges are marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Description : Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded ( ... marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.

Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side.

Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Description : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Last Answer : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following ... Archeozoic era C. Cretaceous D. Triassic

Among mammals, the efficiency of ventilation of lungs as compared to reptiles and birds is better developed by the presence of

Description : Among mammals, the efficiency of ventilation of lungs as compared to reptiles and birds is better developed by the presence of

Last Answer : Among mammals, the efficiency of ventilation of lungs as compared to reptiles and birds is better ... Only ribs C. Only costal muscles D. Diaphragm

Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Description : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Last Answer : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following ... Archeozoic era C. Cretaceous D. Triassic

A connecting/missing link between reptiles and birds is

Description : A connecting/missing link between reptiles and birds is

Last Answer : A connecting/missing link between reptiles and birds is A. Archaeopteryx B. Platypus C. Java Ape man D. Whale

$ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link between Birds and Reptiles.

Description : $ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link between Birds and Reptiles.

Last Answer : $ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link ... . If both As and R are wrong.

What do reptiles and birds have in common?

Description : What do reptiles and birds have in common?

Last Answer : they both lay eggs.

The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Description : The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Last Answer : Answer : C

What is the chorioallantois membrane present in the embryonic development of reptiles and birds ?

Description : What is the chorioallantois membrane present in the embryonic development of reptiles and birds ?

Last Answer : How does this membrane participate in the energetic metabolism of the embryo? The chorioallantois membrane is formed by juxtaposition of some regions of the chorion and the allantois. Since it is ... of gases between the embryo and the exterior thus making aerobic cellular respiration possible.

How different are reptiles and birds concerning the maintenance of body temperature? Are birds rare in polar regions?

Description : How different are reptiles and birds concerning the maintenance of body temperature? Are birds rare in polar regions?

Last Answer : Reptiles are heterothermic, i.e., they do not control their body temperature. Birds however are the first homeothermic animals, they are able to maintain their body temperature constant. There are many birds that live in intense cold regions. Penguins are examples of birds that live in polar region.

What similarities do birds and reptiles share regarding external coverage, reproduction and excretion?

Description : What similarities do birds and reptiles share regarding external coverage, reproduction and excretion?

Last Answer : Regarding external coverage, birds are similar to reptiles as they present impermeable keratinized coverages. Concerning reproduction, in both fecundation is internal and the embryo develops within a shelled egg. Regarding excretion, both excrete uric acid.

Syrinx is the voice box in - (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Description : Syrinx is the voice box in - (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Last Answer : (3) Birds Explanation: Syrinx is the name for the vocal organ of birds. Located at the base of a bird's trachea, it produces sounds without the vocal cords of mammals. The sound is ... the membrana tympaniformis (the walls of the syrinx) and the pessulus caused by air flowing through the syrinx.

Classify the following animals are reptiles, mammals, birds and fish.

Description : Classify the following animals are reptiles, mammals, birds and fish.

Last Answer : a) Blue whale----Mammals b) Cobra--------Reptile c) Panda--------Mammal d) Ostrich-------Bird e) Penguin------Bird f) Kiwi----------Bird g) Shark--------Fish h) Alligator -----Reptile i) Dolphin-------Mammal j) Tortoise------Reptile

Uricotelism is found in (a) mammals and birds (b) fish and fresh water protozoans (c) birds, land reptiles and insects (d) frogs and toads.

Description : Uricotelism is found in (a) mammals and birds (b) fish and fresh water protozoans (c) birds, land reptiles and insects (d) frogs and toads.

Last Answer : (c) birds, land reptiles and insects

Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Description : Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Last Answer : (a) reptiles and birds

Syrinx is the voice box in (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Description : Syrinx is the voice box in (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Last Answer : Birds

Are there mixed-breed fishes or birds?

Description : Are there mixed-breed fishes or birds?

Last Answer : answer:Seems to me that races in birds and fish would be the equivalent of breeds in dogs, no? One example that comes to mind in the fish world is the races of golden and rainbow trout ... as different species, but many consider the golden to be a sub-species of the rainbow. They can interbreed.

Which of the following vertebrates are without teeth? 1. Jawless fishes 2. Turtles and tortoises 3. Toads 4. Birds Codes: (a) 1, 2 (b) 2, 3 (c) 1, 4 (d) 2, 4

Description : Which of the following vertebrates are without teeth? 1. Jawless fishes 2. Turtles and tortoises 3. Toads 4. Birds Codes: (a) 1, 2 (b) 2, 3 (c) 1, 4 (d) 2, 4

Last Answer : Ans:(c)

Uric acid is the chief nitrogenous wastes in – (1) Frogs (2) Birds (3) Fishes (4) Mankind

Description : Uric acid is the chief nitrogenous wastes in – (1) Frogs (2) Birds (3) Fishes (4) Mankind

Last Answer : (2) Birds Explanation: Land snails, insects, birds, and some reptiles excrete uric acid as the major nitrogenous waste. The white, crystalline substance seen in a typical bird or lizard "poop" is actually urine: a little pool of uric acid crystals in a very small amount of water.

Darvvin finches' refers to a group of - (1) Fishes (2) Lizards (3) Birds (4) Amphibians

Description : Darvvin finches' refers to a group of - (1) Fishes (2) Lizards (3) Birds (4) Amphibians

Last Answer : (3) Birds Explanation: Darwin's finches (also known as the Galapagos finches) are a group of about 15 species of passerine birds. They often are classified as the subfamily Geospizinae or tribe ... . All are found only on the Galapagos Islands, except the Cocos Island Finch from Cocos Island.

‘Darwin finches’ refer to a group of : (1) Fishes (2) Lizards (3) Birds (4) Amphibians

Description : ‘Darwin finches’ refer to a group of : (1) Fishes (2) Lizards (3) Birds (4) Amphibians

Last Answer : (3) Birds Explanation: Darwin's finches are a group of about 15 species of passerine birds. They often are classified as the subfamily Geospizinae or tribe Geospizini. They were first collected by ... , and the beaks are highly adapted to different food sources. The birds are all dull-coloured.

Red Data Book contains information about? [a] Red coloured insects [b] Red eyed birds [c] Endangered plants and animals [d] Red coloured fishes [e] None of these

Description : Red Data Book contains information about? [a] Red coloured insects [b] Red eyed birds [c] Endangered plants and animals [d] Red coloured fishes [e] None of these

Last Answer : [c] Endangered plants and animals

Which one of the following statements is incorrect? (a) The principle of countercurrent flow facilitates efficient respiration in gills of fishes. (b) The residual air in lungs slightly decreases the efficiency of respiration in mammals. (c) The presence of non-respiratory air sacs, increases the efficiency of respiration in birds. (d) In insects, circulating body fluids serve to distribute oxygen to tissues.

Description : Which one of the following statements is incorrect? (a) The principle of countercurrent flow facilitates efficient respiration in gills of fishes. (b) The residual air in lungs slightly decreases the ... in birds. (d) In insects, circulating body fluids serve to distribute oxygen to tissues.

Last Answer : (b) The residual air in lungs slightly decreases the efficiency of respiration in mammals.

Uric acid is the chief nitrogenous wastes in (1) Frogs (2) Birds (3) Fishes (4) Mankind

Description : Uric acid is the chief nitrogenous wastes in (1) Frogs (2) Birds (3) Fishes (4) Mankind

Last Answer : Birds

‘Darwin finches’ refer to a group of : (1) Fishes (2) Lizards (3) Birds (4) Amphibians

Description : ‘Darwin finches’ refer to a group of : (1) Fishes (2) Lizards (3) Birds (4) Amphibians

Last Answer : Birds

Decline in the population of indian native fishes due to introduction of Clarias gariepinus in river Yamuna can be categoriesd as (a) co-extinction (b) habitat fragmentation (c) over-exploitation (d) alien species invasion.

Description : Decline in the population of indian native fishes due to introduction of Clarias gariepinus in river Yamuna can be categoriesd as (a) co-extinction (b) habitat fragmentation (c) over-exploitation (d) alien species invasion.

Last Answer : (d) alien species invasion.

When reptiles come down which animals took over the earth?

Description : When reptiles come down which animals took over the earth?

Last Answer : When reptiles come down which animals took over the earth? A. Birds B. Dinosaurs C. Mammals D. Amphibians

Can beetles fly to different countries?

Description : Can beetles fly to different countries?

Last Answer : I don’t think they know about our imaginary borders

How to get rid of larder beetles?

Description : How to get rid of larder beetles?

Last Answer : Making sure your house is clean as a whistle is the best way to keep them away.Vigorous vacuuming and keeping all food hermetically sealed usually eliminates them.It is usually preferable to ... local pest control professional.They will find the primary source of infestation and will eliminate them.

What is the technical term for "oat beetles"?

Description : What is the technical term for "oat beetles"?

Last Answer : answer:Maybe this will help- http://greennature.com/article248.html You can also try looking for beetles specific to where you live (or lived). That’s another approach.

Does crushing stink bugs or Asian lady beetles attract more of the same, or is this a myth?

Description : Does crushing stink bugs or Asian lady beetles attract more of the same, or is this a myth?

Last Answer : answer:I agree with your reasoning. I would think that the smell of dead bugs would be a deterrent to more bugs from moving in. If I were you, I’d call an exterminator to get an expert opinion…and get rid of the bugs…

Any suggestions for a zone 4 shrub rose that will repeat, smell nice, have no thorns and resist Japanese beetles?

Description : Any suggestions for a zone 4 shrub rose that will repeat, smell nice, have no thorns and resist Japanese beetles?

Last Answer : Iceburg is one of my favorites.

Strawberry Yogurt is Colored W Red Beetles. Will You Still Eat It?

Description : Strawberry Yogurt is Colored W Red Beetles. Will You Still Eat It?

Last Answer : answer:I'll still eat it and I won't be furious. In times like these, the most prominent reasoning comes back up; if you only knew what went into your everyday food. With that said I don't ... m getting bugs instead. But in that respect at least they have the courtesy to tell you what's inside.

I am concerned that my house may be infested with beetles that my crawling baby is finding and eating.

Description : I am concerned that my house may be infested with beetles that my crawling baby is finding and eating.

Last Answer : You’re most likely dealing with water bugs. click here for a guide to get rid of these pests. Good luck.

Do tropical beetles do well in captivity?

Description : Do any large beetles like hercules, atlas, goliath, elephant, stags, etc. can do well in captivity?

Last Answer : There are hundreds and hundreds of different species of beetles. The Goliath beetle from Africa grows quite large - 4 1/2 in. long, weighing 100 grams. Caterpillar Hunters, Atlas, Elephant, Hercules also ... for each one. Research the one you are interested in and set up the enclosure as suggested.

wood borers/beetles in trees close to my house

Description : wood borers/beetles in trees close to my house

Last Answer : Need Answer

what do water beetles eat

Description : what do water beetles eat

Last Answer : Need Answer

Will Lily Beetles eat my herb garden, or do they just eat lilies?

Description : Will Lily Beetles eat my herb garden, or do they just eat lilies?

Last Answer : Need Answer

How do I kill small beetles on cucumber plants?

Description : How do I kill small beetles on cucumber plants?

Last Answer : Need Answer