Q. No.In a longitudinal section of a root, starting from the tip upward, the four zones occur in the following order:
1.
Root cap, cell division, cell enlargement, cell maturation
2.
Root cap, cell division, cell maturation, cell enlargement
3.
Cell division, cell enlargement, cell maturation, root cap
4.
Cell division, cell maturation, cell enlargement, root cap
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Which of the following plants are used as green manure in crop fields and in sandy soils
1. Crotolariajuncea and Alhagicamelorum
2. Calotropisprocera and Phyllanthusnintri
3. Saccharummunja and Lantana camara
4. Dichanthiumannulatum and Azollanilotica
What is the arrangement of various regions starting from root tip?
| 1. | Root cap, cell division, cell enlargement and cell maturation |
| 2. | Root cap, cell division, cell maturation and cell enlargement |
| 3. | Cell division, cell maturation, cell enlargement and root cap |
| 4. | Cell division, cell enlargement, cell maturation and root cap |
Root hairs develop from the region of:
1. Maturation
2. Elongation
3. Root cap
4. Meristematic activity
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Which one of the following is correctly matched
1. Onion - Bulb
2. Ginger - Sucker
3. Chlamydomonas - Conidia
4. Yeast – Zoospores
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