The goal was to see if Earth's ecosystems could be successfully manufactured and maintained elsewhere in the galaxy, should we need to bail on this planet.
It was named Biosphere 2 because it was meant to be the second fully self-sufficient biosphere, after the Earth itself
Troposphere
Stratosphere
Mesosphere
Thermosphere
Exosphere
Answer:
D
Explanation:
common sense was used for this problem
Answer: Green Algae are closely related to plants.
Explanation: Green Algae are closely related to plants because of they possess photosynthetic pigments as plants.
Green algae and plants are closely related in that they can manufacture their own food from nutrients and sunlight through the process of photosynthesis
Green algae also possess the same carotenoids and chlorophyll a and b as land plants which make them closely related.
Kelps don't have these characteristics.
