Which of the following explains your answer? o Echinoderms and chordates are found on the
same node.
O Echinoderms and chordates are the same
species.
Echinoderms and chordates are found on the
same clade.

good thing- during decomposition the organic molecules in organic matter are broken down into simpler organic molecules that require further decomposition or into mineralised nutrients

bad thing- it can be harmful in crop productivity

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.