MCQ
Decomposition rate is slower if detritus is rich in........
- ✓Lignin
- BSugar
- CNitrogenous material
- DMoisture
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| Column I | Column II |
| A. Growth | I. Increase in mass and increase in number of individuals |
| B. Metabolism | II. Sum total of all chemical reactions occurring in body |
| C. Herbarium | III. Preserved specimens on sheets become a store house for future use |
| D. Botanical garden | IV. Generally set up in garden educational institutes |
| E. Museum | V. Includes collection of living plants for reference |
| F. Species | VI. Basic unit of classification |
| A | B | C | D | E | F |
| (a) I | II | III | IV | V | VI |
| (b) I | II | III | V | IV | VI |
| (c) II | I | III | V | IV | VI |
| (d) I | II | IV | III | V | VI |
$(a)$ It is also called as the earlywood
$(b)$ In spring season cambium produces xylem elements with narrow vessels
$(c)$ It is lighter in colour
$(d)$ The springwood along with autumnwood shows alternate concentric rings forming annual rings
$(e)$ It has lower density
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