A) Leaf is simple (one leaf on the petiole)..................Go to B Leaf is compound (multiple leaves on petiole).........Go to C B) Leaf is lobed......................................................Go to D Leaf is simple and not lobed.................................Go to E C) Leaves have rounded tips.....................................Mimosa Leaves have pointed tips......................................Go to F D) Lobes are pointed at tips................................Scarlet oak Lobes are rounded at tips.................................White oak E) Leaf veins are pronounced........................American beech Leaf veins are barely visible...........................Black cherry F) There are 9 smaller leaves on the petiole...Bitternut hickory There are 7 smaller leaves on the petiole...........Green ash Use the dichotomous key to identify the leaf pictured above. A) Mimosa B) White oak C) Scarlet oak D) American beech

Respuesta :

A leaf is the lateral appendage of the plant that grows on the stem of the vascular plants and are the main site of the food production by the plants called photosynthesis. Leaves can be simple or compound based on the leaflet division.

Mimosa is the leaf represented.

What are the characteristics of the Mimosa leaf?

  • Dichotomous key uses the physical features of the organism to identify it. A compound leaf has several leaflet divisions while the simple leaf type has an undivided leaf blade is simple.

  • The leaves of the Mimosa plant are bipinnately compound that has leaf blade divided into two sides like feathers. The petiole of the leaf have pointed tips.

Thus, option A is correct.

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