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6. A portion of the rain water which percolates through the interspaces of large soil particles is
A. Capillary water
B. Hygroscopic water
C. Soil water
D. Gravitational water
Explanation:
7. Besides providing food for animals, plants also provide
A. H₂S
B. CO₂
C. N₂
D. O₂
Explanation:
8. The constituent which takes part in many of the metabolic reactions of living cells
A. Water
B. Proteins
C. Minerals
D. Vitamins
Explanation:
9. Respiratory, circulatory and digestive functions in plants are carried at
A. Cellular level
B. Tissue level
C. Organ level
D. Organ systems level
Explanation:
10. An absolutely essential constituent for protoplasm is
A. Proteins
B. Water
C. Vitamins
D. Enzymes
Explanation:
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