Bio 425 Final Exam Questions with Correct Answers

Bio 425 Final Exam Questions with Correct Answers


Question 1:
which of the following statements about the herbaceous buttercup (ranunculus) stem is false?
it has a vascular cambium
which of the following statements about palisade parenchyma is false?
Answer:
it is usually located on the lower side of the leaf



Question 2:
protophloem and protoxylem mature in the
Answer:
region of elongation



Question 3:
in most monocots the base of the leaf is expanded into a
Answer:
sheath



Question 4:
which of the following statements about seed germination in onion is false
Answer:
germination is hypogeous



Question 5:
in vascular platns food is conducted through
Answer:
sieve cells and sieve-tube elements only



Question 6:
most of the growth of a plant body is the result of cell
Answer:

,elongation



Question 7:
are types if tracheary elements
Answer:
vessel elements and tracheids



Question 8:
the apical meristems are the source of virtually all of the tissues of the seedling and adult plant
true which of the following statements about the seed coat is false
Answer:
it develops from the ovarythe sequence of regions in a growing root, beginning immediately
behind the rootcap is cell, division, elongation, maturation



Question 9:
the shoot apical meristem arises between the two
Answer:
in eudicot embryos cotyledons



Question 10:
in maize, the first structure to emerge from the seed during germination is the
Answer:
coleorhiza



Question 11:
in a eudicot stem,
Answer:
is the ground tissue external to the system of vascular strands and is the ground tissue internal
to these strands cortex, pith



Question 12:
in woody elderberry (sambucus) stem, phloem differentiates towards the

,Answer:
and xylem differentiates towards the outside, center



Question 13:
before a seed can germinate, it must first imbibe water
Answer:
true



Question 14:
in epigeous germination which structure emerges above ground first
Answer:
hypocotyl



Question 15:
in a grass embryo, the coleoptile encloses the plumule
Answer:
true



Question 16:
In monocots, the cotyledon can have all of the following functions EXCEPT:
Answer:
protection of the plumule



Question 17:
in contrast to derivative, initials:
Answer:
give rise to more initials and derivatives



Question 18:
cells that are totipotent, plat an important role in wound healing and initiate adventitious
structures are
Answer:

, parenchyma cells



Question 19:
the stem like axis above the cotyledon is the
Answer:
epicotyl



Question 20:
the coleoptile and coleorhiza are typically found in monocots and eudicots
Answer:
false



Question 21:
callose is a
Answer:
deposited in the of sieve elements carbohydrate, pores



Question 22:
The radial pattern of embryogenesis consists of concentrically arranged tissue systems. true
which of the following statements about the quiescent center is false?
Answer:
it is located a short distance behind the apical meristem



Question 23:
the _ is usually the first structure to emerge from a germinating seed
Answer:
root



Question 24:
which of the following statements about primary growth is false
Answer:
it results in the thickening of the stem and root