Reduces the rate of transpiration
Protect them from scorching sun
Protect them from heavy winds
Resist bush fires
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The thick bark enable the mature tree to survive fire under natural condition which may be caused by lightning.
Option A ("Reduces the rate of transpiration") is incorrect because the primary adaptation that reduces transpiration in savanna trees is small or waxy leaves, not thick bark. While thick bark might have a minor role in reducing water loss, its main function is fire resistance.
the answer is D, thick bark helps resist fire by keeping the living cells encased.
while transpiration is reduced by possessing waxy cuticle.
Correct it my school, it isn't alright to give us wrong answers.
The answer should be option D. A major characteristic of trees in the savanna is the possesion of fire resistant trees.
