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प्रश्न
Scientists believe that all life originated in :
(a) the sea
(b) the soil
(c) the ground
(d) the air
उत्तर
Scientists believe that all life originated in sea water.
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संबंधित प्रश्न
Insects, octopus, planaria and vertebrates possess eyes. Can we group these animals together on the basis of eyes that they possess ? Justify your answer giving reason.
Give the respective scientific terms used for studying the development of new type of organisms from the existing ones.
Give any two distinctive features of Dryopithecus.
Explain how, characteristics (or traits) are inherited through genes.
What is meant by acquired and inherited traits? Explain with one example each.
A gradual change, over a long period, in a form of life is known as :
(a) erosion
(b) evolution
(c) revolution
(d) evaluation
Write short notes based upon the information known to you.
Evolution
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Which fossil animal is considered as the connecting link between reptiles and birds? Give any one character of each class found in it.
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