1. Periderm
2. Cork cambium
3. Vascular cambium
4. None of these
Cork cambium
1. Koch
2. Waksman
3. Jenner
4. Laennec.
Laennec.
1. Xylem
2. Phloem
3. Cambium
4. Apical meristem
Cambium
1. Ultraviolet radiation
2. Long wave infra-red radiation
3. Visible light radiation
4. X-rays radiation
5. γ –rays radiation
Long wave infra-red radiation
1. William Harvey
2. Christian Barnard
3. Har Govind Khorana
4. Walton Lillehel.
Christian Barnard
1. Epidermis
2. Vascular bundles
3. Pith
4. Vascular bundles and pith
Vascular bundles
1. X-ray
2. Telescope
3. Microscope
4. Stethoscope
Stethoscope
1. Antarctica
2. New York
3. Arctic
4. Tokyo
Antarctica
1. Extrastelar cambium
2. Intrastelar cambium
3. Interstellar cambium
4. Both B and C
Intrastelar cambium
1. PETscanning
2. NMR imaging
3. Ultrasound imaging
4. CT scanning.
PETscanning