Question 44
Photosynthesis and Plant NutritionA dodder plant is a parasite because it
- A.possesses thin twining stem
- B.is found on cultivated plants growing on farmlands
- C.bears flowers which produce fruits and seeds
- D.possesses haustoria
Show the answer and explanation
Answer: D (possesses haustoria)
Explanation
Dodder sends haustoria (sucking roots) into the host's vascular tissue to take water and food, which makes it a parasite.