Podcast
Questions and Answers
What is the general character of the stem in pharmacognosy?
What is the general character of the stem in pharmacognosy?
- Thick and fleshy
- Formed of segments called internodes jointed at points at which leaves arise (correct)
- Soft and easily broken
- Hollow internodes and enlarged nodes
Which type of stem is characterized by being thick and fleshy due to stored water?
Which type of stem is characterized by being thick and fleshy due to stored water?
- Succulent (correct)
- Herbaceous
- Woody
- Suffruiticose or shrubby stem
In what kind of stem does the main axis of the plant lie along the ground, with roots & aerial shoots given at each node?
In what kind of stem does the main axis of the plant lie along the ground, with roots & aerial shoots given at each node?
- Culm
- Creeping (correct)
- Woody
- Suffruiticose or shrubby stem
Which type of stem is usually covered with cork and is found in shrubs & trees with large amounts of secondary xylem?
Which type of stem is usually covered with cork and is found in shrubs & trees with large amounts of secondary xylem?
What kind of stem has hollow internodes and enlarged nodes, as seen in plants like maize?
What kind of stem has hollow internodes and enlarged nodes, as seen in plants like maize?