Supplying the cell

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Question 20
Easy

Dodder is a yellow-orange vine that grows on other plants. It has no roots in the ground and has almost no green color. Therefore, it cannot make its own food and must take nutrients and water from the plant it grows on. The host plant is harmed by this.

a.

Which term describes the dodder's relationship with the host plant?

  • mutualist
  • parasite
  • predator
  • decomposer
[1]
b.

Complete these sentences about how the dodder obtains nutrients.

Use words from this list:

active transport, chlorophyll, diffusion, phloem, photosynthesis, stomata, xylem \text{active transport, chlorophyll, diffusion, phloem, photosynthesis, stomata, xylem} active transport, chlorophyll, diffusion, phloem, photosynthesis, stomata, xylem
  • Dodder cannot make its own food because it lacks the green pigment _______.
  • This means it is unable to carry out _______.
  • Instead, it absorbs organic nutrients (such as sucrose) directly from the _______ tissue of the host plant.
  • It also takes water and minerals from the host's _______ tissue.
[4]

Supplying the cell Questions

  1. GCSE
  2. /Biology
  3. /Supplying the cell