Desert plants have longer root system because
A. high temperature of soil encourageous root growth
B. low temperature at night encourageous root growth
C. those plants adapted to produce long root system can survive better in a desert
D. roots grow in search of water
Answer:C
Desert plants have longer root system because
A. high temperature of soil encourageous root growth B. low temperature at night encourageous root growth C. those plants adapted to produce long root system can survive better in a desert D. roots grow in search of water