As succession reaches equilibrium or climax the biodiversity:
A. Increases
B. Decreases

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.

feral cats are estimated to eat tens of millions of native animals each night in australia