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0 votes0 answer160 viewsTaahira 4 Years Ago
Modified 4 Year Ago Taahira
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0 votes0 answer267 views4 Years Ago
(i) Identify The Fossils A, B And C (ii) In Which Region Was Fossil C Found? (iii) In Which Region Are Recent Fossils Found?
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0 votes0 answer315 views4 Years Ago
Explain The Original Idea Of Tracing Evolutionary Relationships.
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Why Is It More Appropriate To Compare The Process Of Evolution With Branches Of A Tree Rather Than With A Ladder?
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0 votes0 answer361 views4 Years Ago
Bacteria Have A Simpler Body Plan When Compared With Human Beings.
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Evolution Has Exhibited A Greater Stability Of Molecular Structure When Compared With Morphological Structures.
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Does Geographical Isolation Of Individuals Of A Species Lead To Formation Of A New Species? Provide A Suitable Explanation.
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X, Y And Z Are Three Animals. The Animal X Can Fly, But Animal Y Can Only Run On Ground Or Walls
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Name Any Five Vegetables Generated From A Common Ancestor Through Artificial Selection Rather Than Natural Selection.
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0 votes0 answer281 views4 Years Ago
(i) What Is Geographical Isolation. (ii) Illustrate Formation Of A Species With The Help Of An Example
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0 votes0 answer503 viewsAarav 4 Years Ago
Modified 4 Year Ago Aarav
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0 votes0 answer308 views4 Years Ago
Give Reason For Your Choice. A Person First Crossed Pure-bread Pea Plants Having Round-yellow Seeds With Pure-bread
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A Trait May Be Inherited, But May Not Be Expressed. Justify This Statement With The Help Of A Suitable Example.
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0 votes0 answer346 views4 Years Ago
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(i) Give The Evidence That The Birds Have Evolved From Reptiles. (ii) Insects, Octopus, Planaria And Vertebrates Possess Eyes.
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0 votes0 answer333 views4 Years Ago
A Scientist Is Conducting Embryological Studies For Collecting Evidence Supporting Evolution.
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The Two Areas Of Study Namely Evolution And Classification Are Interlinked. Justify The Statement.
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0 votes0 answer230 viewsKabir 4 Years Ago
Modified 4 Year Ago Kabir
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0 votes0 answer299 viewsJayanti 4 Years Ago
What Is Speciation? List Four Factors That Could Lead To Speciation.
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0 votes0 answer416 viewsAparna 4 Years Ago
(i) Males Are Heterogametic. Why (ii) Differentiate Between Inherited And Acquired Characters By Giving Two Points.
CBSE DiscussionsModified 4 Year Ago Aparna