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divide the chapters of 11th and 12th as botany and zoology ? please !!!!!!!!!!!!
differentiate between divergent evolution and convergent evolution.
Q. Who created coacervates artificially in laboratory for the first time? Enumerate their characteristics. What do they confirm about the origin of life?
Plz answer this question.
is CBSE datesheet for class 12 exams 2014 declared????
Ques- branching descent and natural selection are the two key concepts of darwins theory of evolution.
explain each concept with the help of suitable example. [CBSE 2011, 3 MARKS]
what does cc mean in terms of brain capacities?for example 900 cc in homo erectus plzzz reply fasttt plzzz
give a brief account of human evolution.
explain examples of homologous and analogous organs.
Define saltation and speciation with examples?
please explain the Branching Descent of darwin's theory.
what do you mean by anthropogenic action?
what is stasigenesis??
What is Protobiogenesis?
Cc means cranial capacity (measure of size of brain) ...If say Cc is more of a particular person , is it true that intelligency is also more?
plz define- branching descent....
explain the concept of convergent and divergent evolution with suitable example?
what r examples of homologous organs
can u explain the first diagram showing evolution of plants?
can we call human evolution as adaptive radiation.
Since this is The End of the chapter so genually i wanted to ask where can i find Conceptual Questions Related To All Chapters ? Would mean a great Help ..
what is anthropogenic action?
Q Write the oparin and haldane's hypothesis about the orgin of life on earth. How does meteoritic analysis favour this hypothesis.
how do darwin's finches illustrate adaptive radiation?
plzzz explain hardy -weinberg equilibrium as algebraic equation???/
What is the ratio of water,methane and ammonia in the Miller-Urey Experiment?
plz explain :
When more than one adaptive radiation appeared to have occured in an isolated geographical area (representing diffwerent habitats) , one can call this convergent evolution.
what is genetic drift ???
Q Anthropogenic actions have caused evolution of species. Explain with the help of two examples?
write the order in which neanderthal homohabilous and homoeractus appeared on the earth
WHAT IS MARSUPIAL RADIATION ???
Is branching descent and adaptive radiation means the same?
can you please explain hardy- weinberg principle in a simplified way.
what is meant by biofortification . give me its importance ?
what are coacervates?list characterisitc of coacervates.
Divergent evolution leads to homologous structures. can u explain this statement with the help of an example?
who came first,the chicken or the egg?
what is resistant varities??
What is the major difference between ramapithecus and dryopithecus?
what is jurassic?
Why is it that a baby chimpanzee skull is more similar took human skull than that of the adult chimpanzee
Explain " Analysis of meteoritic content also revealed similar compounds indicating that similar processes are occuring elsewhere in space".
this is a line from chapter evolution pg no. 127 . so can u plz elaborate this line .
name one fish like reptile that evolved from land reptile about 200 million years ago
experiment by louis pasteur
How are heart and brain among vertebrates homologous organs? Please answer.
what is industrialisation?
________ is a connecting link between cartilaginous and bony fishes.
Name the common ancestor of man and great ape?
explain divergent evolution with an example of plants?
pick out the ancestral line of cycads from the list given below
and also explain how???
pls explain me natural selection with an example.
what are called soot ??
Its said that we human beings are evolved from monkeys and apes....so it means that our ancestors were monkeys and apes...so i havent understood that if they wre our ancestors why do they still exist in earth??m just confused because of this...when we evolved from them to human beings then why not they?i mean according to evolution even they should have evolved......please help me out with this
difference between darwinism 's theory of natural selection &deVries mutation theory ?
Please explain the concepts behind the NCERT figures 7.6 and 7.7
DESCRIBE DE VERRIES MUTATION THEORY?
what is the mean of the sentence "evolution is a stochastic process , it is not a directed process in the sense of determinism" ??????
name the primates that lived about 15 mya
list the characterisics features also
what is chlorophyte?
The cells which does not contain nucleus and mitochondria are known as
URGENT REPLY NEEDED!!
what is genetic equilibrium?and what is its relation with hardy-weinberg priciple?
what is the difference between mutation and genetic drift ??
How can you determine the age of a living tree?
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