At least half of the known species of terrestrial plants and animals are found A. in both temperate and tropical rain forests.
B. only in temperate rain forests.
C. only in tropical rain forests.
D. in both temperate and tropid grasslands.
E. only in temperate grasslands.

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.