Science Bowl

BIOLOGY

Biology - 57

BIOL-92; Multiple Choice:  In a plant, the layer of persistently meristematic tissue, giving rise to
secondary tissues, resulting in growth in diameter is which of the following?

a) bark
b) cambium
c) capsule

ANSWER:   B -- CAMBIUM

BIOL-92; Multiple Choice:  In studies of trees, one finds just one leaf bud and one leaf at each
node on a walnut twig.  This arrangement of leaf bud and leaf is known as:

a) alternate
b) opposite
c) whorled
d) none of the above

ANSWER:   A -- ALTERNATE

BIOL-92; Short Answer:  Many plants have two leaves directly across from each other at each
node, and a bud in the axil of each leaf.  Name the term use in plant studies to describe this leaf
arrangement.

ANSWER:  OPPOSITE

BIOL-92; Multiple Choice:  In studies of trees, when three or more leaves and buds occur at each
node, leaf arrangement and bud arrangement are said to be:

a) whorled
b) opposite
c) alternate
d) varying

ANSWER:   A -- WHORLED