The structure of plants that allowed the first land plants to survive out of water is known as the cuticle. Thus, the correct option for this question is A.
The first plants that were tends to live on land are the Non-vascular plants, which include mosses and liverworts, which were the first-ever land plants. They do not have much of an internal support system but have slightly simpler material for the same tasks.
Early in their history, land plants also evolved a cuticle. The cuticle is the structure that involves a waxy layer on the outer surface of the aerial parts of a plant that helps to prevent water loss. Sometimes cuticle with details of epidermal cell structure is preserved in fossil plants.
Guard cells play an important role in the opening and closing of the stomata. While epidermis is the outer cell which prevent the whole plant form injury.
Therefore, the structure of plants that allowed the first land plants to survive out of water is known as the cuticle. Thus, the correct option for this question is A.
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Answer:
A
Explanation:
age of trees
climate
precipitation
The correct answer is option B, Age of trees
The forest area is usually defined in terms of climatic condition prevailing with in it, the type of flora and fauna found, the area of the forest , its geography (including location, latitudes, nearby geographical features etc. ) and the geological conditions (soil type etc.). Age of the trees in its flora diversity is of no subsequent parameter to distinguish between two forest areas.
the sclrea. hope it helps.
B An orchid being pollinated by a nectar collecting wasp
C A human losing blood to a feeding mosquito
D An armadillo rooting in the soil at the base of an oak tree
Answer:
Explanation:
A mutualistic relationship between two organisms of different species is the type of relationship in which the organisms benefit from each other without being harmed.
From the question the mutualistic relationship here is option B
Since the when the wasp collects the nectar the wasp gains food and in the process the plant also gets pollinated without each other being harmed.
Hope this helps you
-reptiles
-amphibians
-mammals
-bony fish
Answer:
Birds, mammals, bony fish