6. Which of the following non-living things were once part of a living thing? Butter, Leather, Soil, Wool, Electric Bulb, Cooking Oil, Salt, Apple, Rubber.

The function of nodulated roots is

A. To store food

B. To provide extra strength

C. To perform photosynthesis

D. To give shelter to bacteria

Is a bottle gourd plant a climber or a creeper?