Epinasty is defined as the: .
A: Nastic movement in which a plant part is bent outward or downward.
B: Upward bending of plant parts, due to increased growth in their lower surfaces.
C: Movements of plants in a particular direction.
D: None of the above.
A: Nastic movement in which a plant part is bent outward or downward.
B: Upward bending of plant parts, due to increased growth in their lower surfaces.
C: Movements of plants in a particular direction.
D: None of the above.
举一反三
- Our Final Exam has: A: One Part which is due next week B: Two parts, part one is due this week, and part two is due next week C: Two parts which are due next week D: Three parts
- 高等植物(higher plant)和低等植物(lower plant)
- —— What are they doing over there?——They ___trees on the hill. A: plants B: plant C: will plant D: are planting
- Which tissue of the plant is the outermost and can prevent the plants from drying out?
- The plant "sumpweed" is mentioned in line 25 in order to（） A: contrast a plant with high nutritional value with one with little nutritional value B: explain the medicinal use of a plant C: clarify which plants grew better in places where trees were not cut down D: provide an example of a plant that was easy to domesticate