Study the given figure of nitrogen cycle...

Study the given figure of nitrogen cycle that shows the relationship between the three main nitrogen pools-atmosphere, soil and biomass and find labelled part A,B,C & D

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The correct Answer is:

A-Biological `N_(2)` fixation
B-Ammonification
C-Electrical nitrogen fixation
D-Denitrification

Study the given figure of respiratory passage carefully and identify the parts labelled as A, B, C, D and E.

`{:("A",B,C,D,E),("Alveolar sac","Secondary brounchus","Alveoli","Bronchioles","Trachea"):}`

`{:("A",B,C,D,E),("Alveoli","Secondary brounchus","Alveolar sac","Trachea","Bronchioles"):}`

`{:("A",B,C,D,E),("Alveolar sac","Tertiary brounchus","Alveoli","Trachea","Bronchioles"):}`

`{:("A",B,C,D,E),("Alveoli","Tertiary brounchus","Alveolar sac","Bronchioles","Trachea"):}`

C represents the cells which are replaced by albuminous cells in non-flowering plants such as gymnosperms

A represents phloem parenchyma, which is absent in most monocots.

B represents the cells which become dead on maturity.

all of these

`{:("(A)","(B)","(C)",(D)),("Clavicle","Humerus","Radius","Carpals "):}`

`{:("(A)","(B)","(C)",(D)),("Scapula","Femur","Ulna","Tarsals"):}`

`{:("(A)","(B)","(C)",(D)),("Clavicle","Femur","Radius","Carpals"):}`

`{:("(A)","(B)","(C)",(D)),("Scapula","Humerus","Ulna","Tarsals"):}`