Multiple choice

Which of the following helps in translocation of food in plants?

  1. Diffusion pressure

  2. Osmotic pressure

  3. Partial pressure

  4. Gravitational pull
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Sucrose is transferred into the phloem tissue using energy from ATP. This increases the osmotic pressure of the tissue, causing water to move into it. This pressure moves the material in the phloem to tissues which have less pressure.

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