Phloem in angiosperms is composed of all the following except:
1. Sieve cells
2. Companion cells
3. Phloem parenchyma
4. Phloem fibers
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
The nucleus of companion cells controls the functions of:
1. Sieve cells
2. Sieve tubes
3. Albuminous cells
4. Phloem parenchyma
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Phloem fibers [bast fibers] are:
1. | made up of collenchyma and generally not seen in primary phloem |
2. | made up of collenchyma and generally not seen in secondary phloem |
3. | made up of sclerenchyma and generally not seen in primary phloem |
4. | made up of sclerenchyma and generally not seen in secondary phloem |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Which of the following components of the phloem tissue in angiosperms loses protoplasm and becomes dead at maturity?
1. Sieve tube elements | 2. Companion cells |
3. Phloem parenchyma | 4. Phloem fibers |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.