Small insects fall into pitcher plant cannot climb out due to presence of:
Correct answer: D. Stiff hair
- A. Nutrients
- B. Decomposers
- C. Enzymes
- D. Stiff hair
Explanation
The rim of its pitcher's opening (the peristome) is particularly pronounced (both secrete nectar) and provides a thorny overhang to the opening, preventing trapped insects from climbing out.
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The human digestive system covers the organs from mouth to anus, the movement of food, and the mechanical and chemical breakdown of carbohydrates, proteins and fats. It also includes the roles of digestive enzymes, bile, absorption through intestinal villi, and the assimilation of nutrients by body cells.
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