Answer:
no digestive system
Explanation:
Animals in Cestoda have no digestive system so they takes nutrients through its cell wall. Cestodes have no digestive tract so they absorb nutrients from the host across the body wall. Most of the flatworms have conspicuous digestive systems while on the other hand, the digestive system of turbellarians consists of mouth, pharynx, and intestine so we can conclude that Cestoda have no digestive system to absorb nutrients like other organisms.
<span>Both a and b, conduction happens between collision of molecules while convection is transfer of heat between liquids.
</span>Conduction and convection along with radiation...for radiation see the theory of photo electric effect and Compton effect...
I think it forms in the atmosphere due to solar radiation or energy correct me if i’m wrong
A. carbon dioxide levels above normal