Assertion :- Analogous structures are a result of convergent evolution. Reason :- Different strutures evolving for the same function and hence having

Assertion :- Analogous structures are a result of convergent evolution. Reason :- Different strutures evolving for the same function and hence having
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Assertion :- Analogous structures are a result of convergent evolution. Reason :- Different strutures ... . If both Assertion & Reason are false.
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Analogous structures are a result of (a) shared ancestry (b) stabilising selection (c) divergent evolution (d) convergent evolution

Description : Analogous structures are a result of (a) shared ancestry (b) stabilising selection (c) divergent evolution (d) convergent evolution

Last Answer : (d) convergent evolution.

The wings of a bird and the wings of an insect are (a) phylogenetic structures and represent divergent evolution (b) homologous structures and represent convergent evolution (c) homologous structures and represent divergent evolution (d) analogous structures and represent convergent evolution.

Description : The wings of a bird and the wings of an insect are (a) phylogenetic structures and represent divergent evolution (b) homologous structures and represent convergent evolution (c) homologous structures and represent divergent evolution (d) analogous structures and represent convergent evolution.

Last Answer : (d) analogous structures and represent convergent evolution.

The eye of octopus and eye of cat show different patterns of structure, yet they perform similar function. This is an example of (a) analogous organs that have evolved due to convergent evolution (b) analogous organs that have evolved due to divergent evolution (c) homologous organs that have evolved due to convergent evolution (d) homologous organs that have evolved due to divergent evolution.

Description : The eye of octopus and eye of cat show different patterns of structure, yet they perform similar function. This is an example of (a) analogous organs that have evolved due to convergent ... evolved due to convergent evolution (d) homologous organs that have evolved due to divergent evolution.

Last Answer : (a) analogous organs that have evolved due to convergent evolution

Forelimbs of cat, lizard used in walking; forelimbs of whale used in swimming and forelimbs of bats used in flying are an example of (a) analogous organs (b) adaptive radiation (c) homologous organs (d) convergent evolution.

Description : Forelimbs of cat, lizard used in walking; forelimbs of whale used in swimming and forelimbs of bats used in flying are an example of (a) analogous organs (b) adaptive radiation (c) homologous organs (d) convergent evolution.

Last Answer : (c) homologous organs

Assertion :- Tasmanian wolf and Placental wolf are the good example of convergent evolution. Reason :- More than one adaptive radiation apperared to h

Description : Assertion :- Tasmanian wolf and Placental wolf are the good example of convergent evolution. Reason :- More than one adaptive radiation apperared to h

Last Answer : Assertion :- Tasmanian wolf and Placental wolf are the good example of convergent evolution. Reason :- ... D. If both Assertion & Reason are false.

Analogous structures are a result of

Description : Analogous structures are a result of

Last Answer : Analogous structures are a result of A. Divergent evolution B. Convergent evolution C. Shared ancestry D. Stabilizing selection

Evolution is a continous process. How are humans evolving and what will we be like in 10,000 years?

Description : Evolution is a continous process. How are humans evolving and what will we be like in 10,000 years?

Last Answer : 99996 years ago, we will have got our sheeit together.

Assertion A: Marine structures are made specially bulky and strong. Reason R: Sea insects result in undermining of the hardest and the soundest building material Select your answer based on the coding system given below: (A) Both A and R is true and R is the correct explanation of A (B) Both A and R is true but R is not the correct explanation of A (C) A is true but R is false (D) A is false but R is true

Description : Assertion A: Marine structures are made specially bulky and strong. Reason R: Sea insects result in undermining of the hardest and the soundest building material Select your answer based on the coding system given below: (A) ... of A (C) A is true but R is false (D) A is false but R is true

Last Answer : (A) Both A and R is true and R is the correct explanation of A

Assertion (A) :Sunlight reaches us without dispersion in the form of white light and not as a component. Reason(R) : Dispersion takes place due to variation of refractive index for different wavelength but in vaccum the speed of light is independent of wavelength and hence vaccum is a non- dispersive medium (a) Both A and R are true and R is the correct explanation of A. (b) Both A and R are true but R is not the correct explanation of A. (c) A is true but R is false. (d) A is false but R is true.

Description : Assertion (A) :Sunlight reaches us without dispersion in the form of white light and not as a component. Reason(R) : Dispersion takes place due to variation of refractive index for different wavelength but in vaccum the speed of ... of A. (c) A is true but R is false. (d) A is false but R is true.

Last Answer : (a) Both A and R are true and R is the correct explanation of A.

The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge, is called(a) non-random evolution (b) adaptive radiation (c) natural selection (d) convergent evolution.

Description : The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge, is called (a) non-random evolution (b) adaptive radiation (c) natural selection (d) convergent evolution.

Last Answer : (d) convergent evolution

Assertion :- According to Hugo de Vries , it is mutation which causes speciation and hence called it saltation. Reason :- Mutations are random and dir

Description : Assertion :- According to Hugo de Vries , it is mutation which causes speciation and hence called it saltation. Reason :- Mutations are random and dir

Last Answer : Assertion :- According to Hugo de Vries , it is mutation which causes speciation and hence called it ... . D. If both Assertion & Reason are false.

Assertion: Sewage discharge in a water body causes eutrophication. Reason: This increases the organic content in water body and, hence, the growth of

Description : Assertion: Sewage discharge in a water body causes eutrophication. Reason: This increases the organic content in water body and, hence, the growth of

Last Answer : Assertion: Sewage discharge in a water body causes eutrophication. Reason: This increases the organic content ... Reason are false, then mark (4).

Convergent evolution is illustrated by

Description : Convergent evolution is illustrated by

Last Answer : Convergent evolution is illustrated by A. Rat and dog B. Bacterium and protozoan C. Starfish and cuttle fish D. Dogfish and whale

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

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"):}`

Convergent evolution of two species is associated with `:`

Description : Convergent evolution of two species is associated with `:`

Last Answer : Convergent evolution of two species is associated with `:` A. analogous organs B. recent common ancestor C. Homologous organs D. different habitat

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 mammals of vertebrates (b) Thorns of Bougainvillea Wings of butterflies and tendrils of and bird Cucurbita (c) Bones of forelimbs Wings of butterfly of vertebrates and birds (d) Thorns of Bougainvillea Eyes of octopus and tendrils of and mammals Cucurbita

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

The similarity of bone structure in the forelimbs of many vertebrates is an example of (a) homology (b) analogy (c) convergent evolution (d) adaptive radiation.

Description : The similarity of bone structure in the forelimbs of many vertebrates is an example of (a) homology (b) analogy (c) convergent evolution (d) adaptive radiation.

Last Answer : (a) homology

Flippers of penguins and dolphins are examples of (a) adaptive radiation (b) convergent evolution (c) industrial melanism (d) natural selection.

Description : Flippers of penguins and dolphins are examples of (a) adaptive radiation (b) convergent evolution (c) industrial melanism (d) natural selection.

Last Answer : evolution

The similarity of bone structure in the forelimbs of many vertebrates is an example of (1) Homology (2) Analogy (3) Convergent evolution (4) Adaptive radiation

Description : The similarity of bone structure in the forelimbs of many vertebrates is an example of (1) Homology (2) Analogy (3) Convergent evolution (4) Adaptive radiation

Last Answer : (1) Homology

what structures are created at each type of convergent boundaries?

Description : what structures are created at each type of convergent boundaries?

Last Answer : Convergent boundaries are where two tectonic plates hit eachother. This can cause earthquakes, but can also createmountains.

Explain with examples how the following are evidences in favour of evolution in organisms. (i) Homologous organs (ii) Analogous organs (iii) Fossils -Biology

Description : Explain with examples how the following are evidences in favour of evolution in organisms. (i) Homologous organs (ii) Analogous organs (iii) Fossils -Biology

Last Answer : i) Forelimb of human and bird are homologous organs. They have same structural design and developmental origin but they have different functions and appearance. Homologous organs help us to understand that ... and a long tail. This fossil provides a clue that birds have evolved from reptiles.

What is meant by analogous organs? Taking a suitable example, explain how they support the theory of Organic Evolution -Biology

Description : What is meant by analogous organs? Taking a suitable example, explain how they support the theory of Organic Evolution -Biology

Last Answer : Analogous organs are those organs which I have different basic structural design and developmental origin but have similar appearance and perform similar functions. Example: The wings of birds and bats look ... flying but their origins are not common. So, birds and bats are not closely related.

Thorn of Bougainvillea and tendril of Cucurbita are examples of (a) vestigial organs (b) retrogressive evolution (c) analogous organs (d) homologous organs.

Description : Thorn of Bougainvillea and tendril of Cucurbita are examples of (a) vestigial organs (b) retrogressive evolution (c) analogous organs (d) homologous organs.

Last Answer : (d) homologous organs.

How can the endoskeleton of echinoderms be characterized in comparison to analogous structures present in vertebrates, arthropods and molluscs?

Description : How can the endoskeleton of echinoderms be characterized in comparison to analogous structures present in vertebrates, arthropods and molluscs?

Last Answer : The echinoderm skeleton is internal, i.e., it is an endoskeleton. It is made of calcium carbonate (calcareous). Vertebrates also have internal skeleton made of bones and cartilages. Arthropods ... of chitin, a chitinous exoskeleton. Some molluscs present a calcareous shell that works as exoskeleton.

Which one of the following are analogous structures? (a) Wings of bat and wings of pigeon (b) Gills of prawn and lungs of man (c) Thorns of Bougainvillea and tendrils of Cucurbita (d) Flippers of dolphin and legs of horse

Description : Which one of the following are analogous structures? (a) Wings of bat and wings of pigeon (b) Gills of prawn and lungs of man (c) Thorns of Bougainvillea and tendrils of Cucurbita (d) Flippers of dolphin and legs of horse

Last Answer : (a) Wings of bat and wings of pigeon

Assertion :- Origin of virus like structure is an example of retrogressive evolution. Reason : "Descent with modificaltion" is a fundamental concept o

Description : Assertion :- Origin of virus like structure is an example of retrogressive evolution. Reason : "Descent with modificaltion" is a fundamental concept o

Last Answer : Assertion :- Origin of virus like structure is an example of retrogressive evolution. Reason : "Descent ... D. If both Assertion & Reason are false.

Assertion :- Branching descent and Natural selection are the two key concepits of Darwinian theory of evolution. Reason :- Darwinism is able to explai

Description : Assertion :- Branching descent and Natural selection are the two key concepits of Darwinian theory of evolution. Reason :- Darwinism is able to explai

Last Answer : Assertion :- Branching descent and Natural selection are the two key concepits of Darwinian theory of ... D. If both Assertion & Reason are false.

Assertion: Population ecology is a link of ecology to population genetics and evolution. Reason: Natural selection operates at population level to evo

Description : Assertion: Population ecology is a link of ecology to population genetics and evolution. Reason: Natural selection operates at population level to evo

Last Answer : Assertion: Population ecology is a link of ecology to population genetics and evolution. Reason: Natural ... and Reason are false, then mark (4).

Distinguish between homologous organs and analogous organs. In which category ; would you place wings of a bird and wings of a bat? Justify your answer giving a suitable reason. -Biology

Description : Distinguish between homologous organs and analogous organs. In which category ; would you place wings of a bird and wings of a bat? Justify your answer giving a suitable reason. -Biology

Last Answer : Answer. Wings of a bird and wings of a bat are analogous organs as they have different basic structural design but have similar appearance and perform similar functions.

which structures were required for the evolution of the ferns and gymnosperms? -General Knowledge

Description : which structures were required for the evolution of the ferns and gymnosperms? -General Knowledge

Last Answer : Megaphylls and vascular tissue were required for the evolution of the ferns and gymnosperms.

Assertion (A): Oil as a cutting fluid result in a lower coefficient of friction. Reason (R): Oil forms a thin liquid film between the tool face and chip, and it provides 'hydrodynamic lubrication'. [IES- 2000] (a) Both A and R are individually true and R is the correct explanation of A (b) Both A and R are individually true but R is not the correct explanation of A (c) A is true but R is false (d) A is false but R is true

Description : Assertion (A): Oil as a cutting fluid result in a lower coefficient of friction. Reason (R): Oil forms a thin liquid film between the tool face and chip, and it provides 'hydrodynamic lubrication'. [IES- 2000] (a ... explanation of A (c) A is true but R is false (d) A is false but R is true

Last Answer : (c) A is true but R is false

Have humans stopped evolving?

Description : Have humans stopped evolving?

Last Answer : answer:It's an illusion, we can never control/defy nature. We still can't prevent hurricanes, tornados, tsunamis, volcanic eruptions, global warming, melting glaciers or plagues of diseases like Ebola. Nah, ... . We will bring about our own extinction sooner or later, no doubt. Rock-a-bye earthings.

Are human ways of thinking evolving as computer "thought" evolves?

Description : Are human ways of thinking evolving as computer "thought" evolves?

Last Answer : answer:User: Are human ways of thinking evolving as computer thought' evolves? Cleverbot: No. I am human and you are a computer. I think the largest obstacle here is that much of the information ... constructed description and it got me thinking about a trillion things at once. Thanks for that. ^ ^

Have we (humans) stopped evolving?

Description : Have we (humans) stopped evolving?

Last Answer : answer:To demonstrate taking a photo today, I made a clicky movement with my finger up near my eye… I wonder how long before that movement becomes meaningless… GQ ucme! :¬)

Car cd player died..Tips for evolving to digital music?

Description : Car cd player died..Tips for evolving to digital music?

Last Answer : answer:The iTunes store is going to be your best bet for browsing and buying music. It has a pretty user-friendly interface. Most illegal options for downloading music are a bit harder to navigate. As for ... to the USB memory stick (as you would any other file), and stick it into the new player.

With technology evolving faster than I can type, how do you keep up with the newest toys without going bankrupt?

Description : With technology evolving faster than I can type, how do you keep up with the newest toys without going bankrupt?

Last Answer : it is the American way to go bankrupt

Where man is, there I am I'm nat'ral, man makes me I'm a shield, a weapon I enchain to release A stable foundation Though ever evolving My body is quite vast Though I'm not physical I have many branches I'm not a tree or plant No guesses, you know me now No mercy, if you are wrong What am I? -Riddles

Description : Where man is, there I am I'm nat'ral, man makes me I'm a shield, a weapon I enchain to release A stable foundation Though ever evolving My body is quite vast Though I'm not physical I have many branches ... a tree or plant No guesses, you know me now No mercy, if you are wrong What am I? -Riddles

Last Answer : Law.

The third stage of Resource Planning involves ? (a) Identification and inventory of resources. (b) Matching the resource development plan with overall National Development plan. (c) Evolving a planning structure endowed with appropriate technology. (d) Qualitative and quantitative estimation and measurement of the resources.

Description : The third stage of Resource Planning involves ? (a) Identification and inventory of resources. (b) Matching the resource development plan with overall National Development plan. (c) ... with appropriate technology. (d) Qualitative and quantitative estimation and measurement of the resources.

Last Answer : (b) Matching the resource development plan with overall National Development plan.

When defining Strategic Management, the most important issue to remember is that it is: A. Not as easy as one thinks B. A way of determining responsibilities C. A living evolving process D. More conceptual than practical

Description : When defining Strategic Management, the most important issue to remember is that it is: A. Not as easy as one thinks B. A way of determining responsibilities C. A living evolving process D. More conceptual than practical

Last Answer : A living evolving process

Which of the following is a requirement of an effective software environment? I. Ease of use II. Capacity for incremental implementation III. Capability of evolving with the needs of a project IV. Inclusion of advanced tools A.I, II &III B.I, II &IV C.II, III&IV D.I, III&IV

Description : Which of the following is a requirement of an effective software environment? I. Ease of use II. Capacity for incremental implementation III. Capability of evolving with the needs of a project IV. Inclusion of advanced tools A.I, II &III B.I, II &IV C.II, III&IV D.I, III&IV

Last Answer : A.I, II &III

Ratios help the management in evolving market strategies through ----------- a) Inter firm comparison b) Intra firm comparison c) Ratios d) None of the above

Description : Ratios help the management in evolving market strategies through ----------- a) Inter firm comparison b) Intra firm comparison c) Ratios d) None of the above

Last Answer : a) Inter firm comparison

A chronospecies is A) a population that will eventually become a new species, given enough time. B) a species that, though reproductively isolated, looks exactly like another species. C) a label used for a stage of a single species evolving over time. D) a measure of how many new species appear in a given period of time.

Description : A chronospecies is A) a population that will eventually become a new species, given enough time. B) a species that, though reproductively isolated, looks exactly like another species. C) a label used for ... evolving over time. D) a measure of how many new species appear in a given period of time.

Last Answer : C) a label used for a stage of a single species evolving over time.

A continually evolving network of independent companies, suppliers, customers, even competitors, linked together to share skills, costs, and access to one another‟s markets is called a/an…………………. (a) Virtual organization ; (b) Boundaryless organization ; (c) Modular organization (d) Integrated organization

Description : A continually evolving network of independent companies, suppliers, customers, even competitors, linked together to share skills, costs, and access to one another s markets is called a/an ... Virtual organization ; (b) Boundaryless organization ; (c) Modular organization (d) Integrated organization

Last Answer : (a) Virtual organization ;

01. In a convergent mouthpiece, the absolute pressure head at vena contracta is the same as that of the atmosphere. A) True B) False

Description : 01. In a convergent mouthpiece, the absolute pressure head at vena contracta is the same as that of the atmosphere. A) True B) False

Last Answer : A

The discharge through a convergent mouthpiece is __________ the discharge through an internal mouthpiece of the same diameter and head of water. (A) Equal to (B) One-half (C) Three fourth (D) Double

Description : The discharge through a convergent mouthpiece is __________ the discharge through an internal mouthpiece of the same diameter and head of water. (A) Equal to (B) One-half (C) Three fourth (D) Double

Last Answer : Answer: Option D

Assertion :- Homologous organs suggest same origin. Reason :- Organs which are simillar in function and dissimilar in internal morphology called as Ho

Description : Assertion :- Homologous organs suggest same origin. Reason :- Organs which are simillar in function and dissimilar in internal morphology called as Ho

Last Answer : Assertion :- Homologous organs suggest same origin. Reason :- Organs which are simillar in function and ... D. If both Assertion & Reason are false.

Isoenzymes are (A) Chemically, immunologically and electrophoretically different forms of an enzyme (B) Different forms of an enzyme similar in all properties (C) Catalysing different reactions (D) Having the same quaternary structures like the enzymes

Description : Isoenzymes are (A) Chemically, immunologically and electrophoretically different forms of an enzyme (B) Different forms of an enzyme similar in all properties (C) Catalysing different reactions (D) Having the same quaternary structures like the enzymes

Last Answer : Answer : A

Assertion :- According to Lamarck, evolution of life forms had occured but driven by use and disuse of organs. Use and disuse of organ leads to change

Description : Assertion :- According to Lamarck, evolution of life forms had occured but driven by use and disuse of organs. Use and disuse of organ leads to change

Last Answer : Assertion :- According to Lamarck, evolution of life forms had occured but driven by use and disuse of ... . D. If both Assertion & Reason are false.

State weather the following statement is true or false for Hierarchical Routing 1). In hierarchical routing, the routers are divided into regions. 2) Each router is having the idea about internal structure of other regions 3). Two level hierarchies may be insufficient hence it may be necessary to group the regions into clusters. A. 1. True, 2. true, 3. true B. 1. true, 2. false, 3. false C. 1. false, 2. false, 3. false D. 1. true, 2. false, 3. true

Description : State weather the following statement is true or false for Hierarchical Routing 1). In hierarchical routing, the routers are divided into regions. 2) Each router is having the idea about internal structure of other regions 3). ... C. 1. false, 2. false, 3. false D. 1. true, 2. false, 3. true

Last Answer : D. 1. true, 2. false, 3. true

How is firing photons at the surface of a metal analogous to rolling different types of balls at a set of bowling pins ?

Description : How is firing photons at the surface of a metal analogous to rolling different types of balls at a set of bowling pins ?

Last Answer : Js