Answer:
B direct Plant
Explanation:
Direct plant sources are plants or plant products that are directly used by humans
C waning crescent and waxing crescent
All but 3 because it only contains 1 carbon atom
No. Producers and consumers make the some way 'the food chain' and if one of them dies the other one will be affected and then dies.
Frogs do have lungs but they are small and rarely used, frogs mostly take in moisture through the skin in process called cutaneous gas exchange.