Plants adapted to low light intensity have 

(a) Larger photosynthetic unit size than the sun plants 

(b) Higher rate of CO2 fixation than the sun plants 

(c) More extended root system 

(d) Leaves modified to spines

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1 Answers

Correct option (a)Larger photosynthetic unit size than the sun plants 

Explanation :

Shade tolerant plants have lower photosynthetic rates and hence, lower growth rates. On the other hand, these plants have larger photosynthetic unit size than the sun plants.

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