How deep is the root system of a giant sequoia?

4 meters (13 feet)
20 meters (60 feet)
40 meters (130 feet)
80 meters (260 feet)
The sequoias root system is wide spread­ing, but shallow. There is no taproot. A mature se­quoia's roots can occupy over 1 acre of earth and contain over 90,000 cubic feet of soil.

Answers distribution

4 meters (13 feet)
20 meters (60 feet)
40 meters (130 feet)
80 meters (260 feet)
answers
flagPakistan
55%
0%
33%
11%
18
flagthe United Arab Emirates
53%
0%
20%
26%
15
flagItaly
50%
5%
20%
25%
20
flagNorway
50%
6%
12%
31%
16
flagIndia
42%
13%
18%
23%
122
flagAustralia
38%
15%
30%
15%
13
flagthe United States
37%
11%
28%
22%
235
flagthe Netherlands
37%
25%
12%
25%
32
flagGermany
35%
12%
25%
26%
104
flagCanada
35%
21%
7%
35%
14
flagthe United Kingdom
34%
13%
22%
29%
149
flagPoland
31%
16%
24%
27%
6235
flagUkraine
27%
27%
27%
18%
11
flagthe Philippines
25%
6%
25%
43%
16
flagUnknown
9%
24%
42%
23%
212
flagRepublic of Ireland
9%
23%
33%
33%
21
flagFrance
9%
45%
27%
18%
11

Gender

men31%
women28%
4 meters (13 feet)
31%
28%
20 meters (60 feet)
14%
14%
40 meters (130 feet)
24%
24%
80 meters (260 feet)
29%
32%

Details

Author: globalquiz.org
Illustration: Peter & Joyce Grace
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