Wide tree rings are an indication of rapid tree growth Selec

Wide tree rings are an indication of rapid tree growth Select one a. True b. False One of the difficulties of using pollen to determine past climate is Select one: a. There is not much present in sediment cores b. Ocean cores offer no pollen samples c. Wind can carry pollen great distances from its source d. Ancient pollen type is very different from today\'s pollen type Marine sediment cores can reveal climate from many millions of years ago Select one: a. True b. False Tree ring patterns can be dated back as far as Select one a. 100 years b. 1000 years c. 10,000 years d. 100,000 years

Solution

1. Wide tree rings are an indicator of rapid tree growth. If conditions are good, tree grows at a faster rate. So the answer is true.

2. The correct option is 3. Pollen are light, they are easily carried by wind and water to large distances.

3. The answer is true. Sediment cores serves as an indicator of timeline of events. They reveal information about climatic conditions.

4. The correct option is 3. Living and dead specimens of species provide tree-ring patterns going back thousands of years, in some regions more than 10,000 years.