Over time, some plants growing in an area are crowded out by other plants. the new plants use up water and nutrients needed by the previous plants. the disappearance of the first plants is due to what?

(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.

Describe the two types of vascular tissue

There are only about 250,000 known fossil species. true or false