Geological change will not cause a mass extinction, because it happens on a too big scale - on the scale of millions of years. During such long time, it is more likely that other causes will influence the survival of extinction of species, such as climate change or environmental disasters, and even if there is a small influence, it would not be significant next to other causes.
So the organisms could be classified in the same animal families
Positive: You get to see different animals, see all kinds of habitats, learn new facts about all the animals and see them maybe in action!
Negative: They might be sleeping, In a cage or fence so they can't get out, restricted.
C. Color of leaves
If the question goes like this: Which best describes plant classification? <span>
A. Nonvascular plants are grouped into seedless and seeded plants. </span><span>
B. Seedless plants are grouped into gymnosperms and angiosperms.</span> <span>
C. Gymnosperms are grouped into monocots and dicots. </span><span>
D. Angiosperms are grouped into monocots and dicots.</span> <span>
The best answer will be letter D. Angiosperms are grouped into monocots and dicots.</span><span> Botanists grouped or classified together according to its characteristics. </span>
The answer is pheromones. Hope that helps :)
