Identify the correct pair:
Column-$I$ Column-$II$ $P$. Phosphorus $I$. Splitting of water to liberate oxygen during photosynthesis $Q$. Potassium $II$. Constituent of cell membranes and all nucleotides $R$. Magnesium $III$. In more abundant quantities in the meristematic tissue,buds,leaves,and root tips $S$. Manganese $IV$. Constituent of the ring structure of chlorophyll and helps to maintain the ribosome structure
$P - Q - R - S$
| Column-$I$ | Column-$II$ |
| $P$. Phosphorus | $I$. Splitting of water to liberate oxygen during photosynthesis |
| $Q$. Potassium | $II$. Constituent of cell membranes and all nucleotides |
| $R$. Magnesium | $III$. In more abundant quantities in the meristematic tissue,buds,leaves,and root tips |
| $S$. Manganese | $IV$. Constituent of the ring structure of chlorophyll and helps to maintain the ribosome structure |
$P - Q - R - S$
- A$II - III - IV - I$
- B$III - II - I - IV$
- C$I - II - III - IV$
- D$IV - III - II - I$
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Select the correct match for $X$ and $Y$:
Column $X$ Column $Y$ $(1)$ Mycorrhiza $(P)$ Free-living $N_2$-fixer $(2)$ Nostoc $(Q)$ Phosphorus absorption $(3)$ Azospirillum $(R)$ Leguminous plants $(4)$ Rhizobium $(S)$ Autotrophic $N_2$-fixer
| Column $X$ | Column $Y$ |
| $(1)$ Mycorrhiza | $(P)$ Free-living $N_2$-fixer |
| $(2)$ Nostoc | $(Q)$ Phosphorus absorption |
| $(3)$ Azospirillum | $(R)$ Leguminous plants |
| $(4)$ Rhizobium | $(S)$ Autotrophic $N_2$-fixer |
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View SolutionAssertion $A$: Leguminous plants increase soil fertility.
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Reason $R$: Azotobacter fixes atmospheric $N_2$.
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View SolutionWhich of the following statements are incorrect?
$I.$ Hemoglobin,myoglobin,and cytochromes are iron-containing compounds.
$II.$ Copper is important for cell division in plants.
$III.$ Biotin and riboflavin are sulfur-containing vitamins.
$IV.$ Calcium is necessary for the structure of teeth and bones.
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$I.$ Hemoglobin,myoglobin,and cytochromes are iron-containing compounds.
$II.$ Copper is important for cell division in plants.
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Statement $Q$: Phosphorus is a structural component of vitamins like biotin and thiamine.
Statement $Q$: Phosphorus is a structural component of vitamins like biotin and thiamine.
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