Biology questions
20584 published questions with worked solutions.
- The cells without nuclei are present in
- Which of the following tissues consist of living cells?
- Which is true for Meristematic tissue?
- Which combination of tissues acts together to provide the support to the hypocotyl of a seedling?
- Study the following columns and choose the correct combination. Tissue / Structural Feature / Function 1. Collenchyma / Cell...
- Companion cells in plants are associated with
- Which of the following statements are true? I. Uneven thickening of cell wall is characteristic of sclerenchyma. II. Periblem...
- Which of the following cell do not respire?
- Mark the correct sequence of layers found in root anatomy.
- Fascicular, interfascicular and extra-stelar cambium together constitutes
- The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is
- Which one of the following is not a lateral meristem?
- The difference in phloem of gymnosperms and angiosperms is due to
- Intercalary meristem results in
- Examples for lateral meristems are
- Largest number of chloroplast is found in
- Quiescent centre is present in
- Fibres associated with phloem are ......... fibres.
- **Statement 1:** All the endodermal cells of the root do not contain Casparian thickenings on their radial and transverse walls....
- Vascular cambium in roots takes its origin from