BIOLOGY PRACTICE TEST EXAM 2025 NEWEST
VERSION QUESTIONS AND DETAILED ANSWERS
GRADED A+
A mad scientist decides to start combining embryos and see what
develops. He takes cells from the blastula of a frog with blue skin
and transplants them into the blastula of a yellow-skinned frog.
The embryo receiving the cells develops blue cells in its brain and
spinal cord. The scientist must have transplanted the cells into the
________ of the recipient embryo.
A) ectoderm
B) mesoderm
C) endoderm
D) allantois
E) yolk sac
-Answer-A
Which of the following is a common function of stems but NOT of
roots?
A) Absorption
B) Support
C) Anchorage
D) Storage
-Answer-b
Which of the following characteristics helps differentiate between
a monocot and a dicot?
A) Presence of vascular tissue
B) Seeds covered by a fruit
C) Number of flower parts
D) Presence or absence of an apical meristem
E) Presence or absence of pollen grains
-Answer-b
,Plant cells that are actively dividing are ________ cells.
A) differentiated
B) conducting
C) vascular
D) ground
E) meristem
-Answer-e
What type of cell activity occurs in the meristem regions of plants?
A) Mitosis
B) Secondary growth
C) Photosynthesis
D) Increased water uptake of cells
E) Storage of sugar
-Answer-b
What cell type permits the continued growth of a plant throughout
its life?
A) Differentiated cells
B) Ground tissue cells
C) Meristem cells
D) Mesophyll cells
E) Secondary cells
-Answer-c
Where are apical meristems located?
A) Scattered throughout the plant
B) In cylinders along the side of the root
C) Between the xylem and the phloem
D) In clusters in the parenchyma
E) At the tips of roots, shoots, and branches
-Answer-e
14) ________ cells that convert sugar to starch in mature roots
are part of the ________ tissue system.
, A) Phloem; vascular
B) Periderm; dermal
C) Xylem; vascular
D) Parenchyma; ground
E) Companion; ground
-Answer-d
The dermal tissue system consists of
A) phloem.
B) collenchyma tissue.
C) xylem.
D) epidermis.
E) parenchyma tissue.
-Answer-d
Cells that are alive, have thickened cell walls, and support the
plant body are
A) parenchyma cells.
B) sclerenchyma cells.
C) tracheids.
D) collenchyma cells.
E) vessel elements.
-Answer-d
Of the major tissue systems associated with land plants, the
________ tissue system covers the outer surface of the primary
plant.
A) ground
B) meristem
C) dermal
D) vascular
E) parenchyma
-Answer-c
VERSION QUESTIONS AND DETAILED ANSWERS
GRADED A+
A mad scientist decides to start combining embryos and see what
develops. He takes cells from the blastula of a frog with blue skin
and transplants them into the blastula of a yellow-skinned frog.
The embryo receiving the cells develops blue cells in its brain and
spinal cord. The scientist must have transplanted the cells into the
________ of the recipient embryo.
A) ectoderm
B) mesoderm
C) endoderm
D) allantois
E) yolk sac
-Answer-A
Which of the following is a common function of stems but NOT of
roots?
A) Absorption
B) Support
C) Anchorage
D) Storage
-Answer-b
Which of the following characteristics helps differentiate between
a monocot and a dicot?
A) Presence of vascular tissue
B) Seeds covered by a fruit
C) Number of flower parts
D) Presence or absence of an apical meristem
E) Presence or absence of pollen grains
-Answer-b
,Plant cells that are actively dividing are ________ cells.
A) differentiated
B) conducting
C) vascular
D) ground
E) meristem
-Answer-e
What type of cell activity occurs in the meristem regions of plants?
A) Mitosis
B) Secondary growth
C) Photosynthesis
D) Increased water uptake of cells
E) Storage of sugar
-Answer-b
What cell type permits the continued growth of a plant throughout
its life?
A) Differentiated cells
B) Ground tissue cells
C) Meristem cells
D) Mesophyll cells
E) Secondary cells
-Answer-c
Where are apical meristems located?
A) Scattered throughout the plant
B) In cylinders along the side of the root
C) Between the xylem and the phloem
D) In clusters in the parenchyma
E) At the tips of roots, shoots, and branches
-Answer-e
14) ________ cells that convert sugar to starch in mature roots
are part of the ________ tissue system.
, A) Phloem; vascular
B) Periderm; dermal
C) Xylem; vascular
D) Parenchyma; ground
E) Companion; ground
-Answer-d
The dermal tissue system consists of
A) phloem.
B) collenchyma tissue.
C) xylem.
D) epidermis.
E) parenchyma tissue.
-Answer-d
Cells that are alive, have thickened cell walls, and support the
plant body are
A) parenchyma cells.
B) sclerenchyma cells.
C) tracheids.
D) collenchyma cells.
E) vessel elements.
-Answer-d
Of the major tissue systems associated with land plants, the
________ tissue system covers the outer surface of the primary
plant.
A) ground
B) meristem
C) dermal
D) vascular
E) parenchyma
-Answer-c
