According to Xinhua News Agency, insects can also eat and digest plastics. This is Chen Zhongguang, a senior three student from No.8 Middle School in Xi City.

(1) Question: The question put forward by Chen Zhongguang through observation is, does Tenebrio molitor eat plastic? ;

(2) With the support of his father who is a biology teacher, Chen Zhongguang divided Tenebrio molitor into control group and experimental group. The control group was fed with wheat bran and vegetable leaves, while the experimental group was gradually fed with foamed plastic lunch boxes.

(3) According to the experiment that Tenebrio molitor can eat plastic, we can consider using Tenebrio molitor to decompose plastic to control white pollution.

(4) Tenebrio molitor has an exoskeleton and will shed its skin during its growth.

(5) Planning: ① Take 10 Tenebrio molitor eggs and raise them in isolation until the eggs hatch into larvae.

② Put five Tenebrio molitor on a small piece of plastic-coated filter paper, and the other five on a blank filter paper without plastic.

So the answer is: (1) Does Tenebrio molitor also eat plastic?

(2) With the support of his father who is a biology teacher, Chen Zhongguang divided Tenebrio molitor into control group and experimental group. The control group was fed with wheat bran and vegetable leaves, while the experimental group was gradually fed with foamed plastic lunch boxes.

(3) It is suggested that the environmental protection department make full use of Tenebrio molitor to treat plastic waste.

(4) Exoskeleton

(5)① Take Tenebrio molitor eggs 10 and raise them in isolation until the eggs hatch into larvae.

② Put five Tenebrio molitor on a small piece of plastic-coated filter paper, and the other five on a blank filter paper without plastic.