Which characteristic is most likely to be shared by plants in a tundra
ecosystem and those in a desert ecosystem?

a. thin, flexible stems

b. a shallow root system

c. a high photosynthesis rate

d. large, colorful flowers

Option (B)

Explanation:

The tundra and the desert ecosystem are totally opposite to one another. the tundra ecosystem is characterized by the extensively cold climate, where there is the presence of permafrost layer in the soil. And the deserts are characterized by the high annual temperature, lack of rainfall and vegetation.

But both these ecosystems shares a common characteristics, which is in terms of plants having a shallow or short root system.

In both the ecosystem there occurs scanty of rainfall, as a result of which water cannot be stored long in its roots, from which the water is transported to the entire part of the plant body for its growth and expansion.  

Thus, the correct answer is option (B).

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