Biology
Diffusion occurs when molecules move:
- from lower concentration to higher concentration.
- from higher concentration to lower concentration through a membrane.
- from higher concentration to lower concentration.
- when energy is used.
Related Questions
Ascent of sap in plants takes place through.
- Cortex
- Epidermis
- Xylem
- Phloem
If the xylem vessels of a plant are plugged:
- The leaves will turn yellow
- No food will be made
- The plant will wilt (shrivel)
- The plant will continue to grow
Force responsible for the ascent of sap is:
- Capillary force
- Root pressure
- Transpirational pull
- All the three
Raisins swell when put in:
- Rain water
- Saline water
- Mustard oil
- Saturated sugar solution