MCQ
In a dicot stem, the interfascicular cambium strip arises
- ABetween xylem and phloem
- ✓From medullary rays
- CFrom pith
- DFrom pericycle
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$I$. a membrane $II$. a proton pump $III$. a proton gradient
Select the correct option
| Column $- I$ | Column $- II$ |
| (a) Saprophyte | (i) Symbiotic association of fungi with plant roots |
| (b) Parasite | (ii) Decomposition of dead organic materials |
| (c) Lichens | (iii) Living on living plants or animals |
| (d) Mycorrhiza | (iv) Symbiotic association of algae and fungi |
Choose the correct answer from the options given below
$(a)\quad (b)\quad (c)\quad (d)$