I’m pretty sure it’s b only a guess
Answer: Income
Explanation:
In the ecosystem energy budget, primary productivity is like income. This is because primary production is the way in which energy enters an ecosystem.
I hope this helps :}
The greenhouse effect occurs when rays enter our atmosphere and are reflected from the ground up. They get changed during their voyage through our atmosphere and they change in such a way that they can't leave the atmosphere anymore. Then they stay inside and heat up the planet which causes thing like global warming. That's what the greenhouse effect is.
Answer: Elephants.
Explanation: The tusks of this organism fits the description of Elephants tusks.
If it is metallic. I know this because luster has to o if it is shiny, and a metallic mineral is shiny.
