how might information about past carbo dioxide concentrations on earth contribute to scientists understanding of present carbo dioxide concentrations

Comparing the two carbon dioxide concentrations can help scientists see the change in the atmosphere and predict how the atmosphere will continue to change in the future.

Explanation:Hope it helped!!!

a

explanation:

many plants naturally reproduce this way, but it can also be induced artificially. horticulturalists have developed asexual propagation techniques that use vegetative plant parts to replicate plants. success rates and difficulty of propagation vary greatly. monocotyledons typically lack a vascular cambium and therefore are harder to propagate.