Grade 11 Zoology 2071 Pastpaper
Zoology
Grade 11 , 2071
Regular Examination Paper
Full Marks : 37.5
Pass Marks : 13.5
Time : 1hr 30min
Pass Marks : 13.5
Time : 1hr 30min
Set C Q.NO. 1 (d)
Why plasmodium falciparum is more dangerous than other species?
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Set C Q.NO. 2 (a)
Explain Lamarck's theory of inheritance of acquired characters.
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Set C Q.NO. 2 (c)
What are the advantages and disadvantages of bird migration?
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Set C Q.NO. 2 (e)
Describe the process of binary fission in paramecium.
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Set C Q.NO. 2 (f)
Give the differences between Agnatha and Gnathostomata.
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Set C Q.NO. 2 (g)
Discuss the mode of absorption of digested food.
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Set C Q.NO. 3 (or)
What is portal system? Describe it with reference to Frog.
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Set C Q.NO. 4
Explain the most accepted theory of origin of life on the earth.
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Set D Q.NO. 1 (c)
Write about Oparin concept about origin of life.
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Set D Q.NO. 1 (e)
In which group of animals you will get the flame cells?
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Set D Q.NO. 2
Sketch well-labelled figure of Paramecium (No description).
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Set D Q.NO. 2 (d)
Mention the characteristic features of mammalia.
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Set D Q.NO. 2 (f)
Differentiate between chondrichthyes and oesteochthyes.
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Set D Q.NO. 3
Discuss the internal structure of heart with its working mechanism.
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