Which of the following statements about phenological responses is correct?
question 7 options:
meta-analysis suggests that the start of spring has so far advanced worldwide by about 25 days
mammal life cycles are very strongly linked to levels of atmospheric carbon dioxide
flowering times can be accelerated under higher levels of co2
all of the above
none of the above
question 8 (1 point)
different insect species all react very similarly to changes in atmospheric co2, with all species being more abundant under higher levels of co2
question 8 options:
true
false
question 9 (1 point)
which of the following statements is incorrect?
question 9 options:
according to a recent meta-analysis, development time of insects is longer under elevated co2
according to a recent meta-analysis, larval weight of insects is not affected by elevated co2
according to a recent meta-analysis, adult weight of insects is generally decreased under elevated co2
according to a recent meta-analysis, pupal weight of insects is generally higher under elevated co2
none of the above