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Reproduction Practice
Name: ________
1. An embryonic cell must undergo differentiation
in order to
Date: _________
6. The endoderm of a developing human gastrula
would give rise to all of the following EXCEPT
A) give rise to numerous cells
A) the pancreas
B) initiate mitosis
B) the gonads
C) be fertilized by the sperm
C) the lungs
D) replicate its DNA
D) the lining of the digestive system
E) specialize in structure and function
E) the liver
2. All of the following statements are true about
gastrulation EXCEPT
7. The mesoderm of a cell undergoing gastrulation
contains all of the following EXCEPT
A) endoderm gives rise to the digestive system
A) gonads
B) muscles
B) mesoderm gives rise to the nervous system
tissue
C) skeleton
D) liver
E) excretory system
C) mesoderm gives rise to the skeleton
D) ectoderm gives rise to the eye lens
E) endoderm gives rise to the pancreas
3. A zygote is an example of
A) secondary oocyte
B) primary oocyte
C) a fertilized egg
D) polar body
E) an unfertilized egg
4. Cleavage differentiation occurs during which
stage(s)?
A) blastula and morula
B) zygote
C) morula and early gastrula
D) morula
E) early embryo and early gastrula
5. The ectoderm of a developing human gastrula
would give rise to all of the following EXCEPT
A) the nerves
B) the brain
C) the ears
D) the muscles
E) the spinal cord
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Ms. Kavner
Reproduction Practice
Base your answers to questions 8 and 9 on the diagram below.
8. Identify the gastrula.
A) A
B) F
C) C
D) E
E) D
C) E
D) F
E) A
9. Identify the blastula.
A) D
B) B
10. Base your answer on the diagram below.
12. All of the following statements about the cell
cycle are true EXCEPT
A) The nucleus divides in mitosis
B) The cytoplasm divides during cytokinesis
C) In prophase of mitosis the chromosomes
condense into distinct rodlike structures
D) Mitosis occupies a large time segment of
the total cell cycle
The first cleavage of the fertilized egg results
in which structure?
A) B
B) C
C) D
D) E
E) F
11. Mitosis occurs in all life cycle events below
EXCEPT
E) Interphase is the longest phase of the cell
cycle
13. DNA synthesis occurs during what phase of
mitosis?
A) Prophase
B) Telophase
A) development
C) Metaphase
D) Anaphase
B) wound healing
E) Interphase
C) body cell replacement
D) gamete formation
E) growth
14. Cytokinesis occurs during what phase of
mitosis?
A) Interphase
B) Metaphase
C) Prophase
D) Telophase
E) Anaphase
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Ms. Kavner
Reproduction Practice
15. Base your answer to the following question on
the diagram below.
18. Which of the following statements regarding
meiosis and mitosis is correct?
A) Mitosis and not meiosis occurs in the
gametes.
B) Meiosis produces 4 haploid cells while
mitosis produces 2 diploid cells
C) Meiosis produces 4 diploid cells while
mitosis produces 2 haploid cells.
Diagram C is in which phase of mitosis?
A) Prophase
B) Metaphase
C) Anaphase
D) Telophase
D) Prophase I of mitosis results in the
formation of a tetrad but not in prophase I
of mitosis
E) Interphase
E) Meiosis maintains the ploidy level, while
mitosis reduces it
16. Which of the following is true of mitosis?
A) Chromatids thicken and shorten during
Prophase
19. Mitosis can produce
B) The nuclear membrane breaks down and
dissolves during Anaphase
A) somatic cells
B) clones
C) both a and b
D) a, b and c
C) The separation of sister chromatids into a
single stranded-chromosome occurs during
Telophase
E) diploid cells
20. Prokaryotic cells reproduce asexually by
A) mitosis only
D) DNA replicates itself during Prophase
B) meiosis only
E) Spindle fibers begin to form during
Interphase.
C) mitosis and binary fission
D) mitosis, meiosis, and binary fission
17. In mitosis, two sister chromatids are attached
at the
A) codon
B) centrosome
C) centromere
D) centriole
E) binary fission only
21. Which of the following does not lead to genetic
variation?
A) Anaphase of mitosis
E) cristae
B) Random union of egg and sperm
C) Fertilization
D) Anaphase of meiosis I
E) Crossing over
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Ms. Kavner
Reproduction Practice
22. Base your answer to the following question on
the image below.
25. All of the following are true of meiosis EXCEPT
A) the result is four cells with half the
number of chromosomes of the starting
cell
B) fusion of two of the products of meiosis
produces a zygote
C) there is no DNA synthesis between the
divisions
The organism above reproduces asexually. If
the offspring has genetic material different
from the parent, what must have occurred?
A) Crossing over during meiosis.
D) there are two consecutive divisions
E) meiosis does not contribute to the genetic
diversity in populations
26. Base your answer to the following question on
the image below.
B) Unique recombination of genes from the
two parents.
C) Swelling of the offspring from the parent.
D) DNA mutation.
E) Fertilization.
23. Meiosis occurs in all of the following organisms
EXCEPT
A) insects
B) bacteria
C) flowering plants
D) ferns
If the following cell has competed meiosis, it
must be located
A) in the gonads
E) flatworms
B) in human bone marrow cells
24. Crossing-over occurs during which phase of
meiosis?
A) Prophase I
B) Anaphase I
C) Telophase II
D) Metaphase I
E) Metaphase II
C) in a bacteria cell
D) in human somatic cells
E) in cancer cells
27. During meiosis II, interphase
A) does not occur
B) occurs more rapidly than in meiosis I
C) is required in order for the cell to enter
prophase II
D) is required in order for the cell to undergo
cytokinesis
E) produces two daughter cells
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Ms. Kavner
Reproduction Practice
28. Which of the following occurs during meiosis I
but NOT during mitosis?
30. Which of the following accurately defines a
difference between mitosis and meiosis?
A) The chromatids of each chromosome are
separated.
A) The end product of mitosis is two 2n
daughter cells with duplicated
chromosomes whereas the end product of
meiosis is four n cells with unduplicated
chromosomes.
B) The chromosomes line up at the metaphase
plate.
C) Both synapsis and crossing-over occurs.
B) The end product of mitosis is two n
daughter cells with unduplicated
chromosomes whereas the end product of
meiosis is four 2n cells with unduplicated
chromosomes.
D) The haploid number of chromosomes is
changed to the diploid number.
E) The nuclear envelope breaks down.
29. Meiosis is involved in which of the following life
cycle events?
C) The end product of mitosis is two n
daughter cells with unduplicated
chromosomes whereas the end product of
meiosis is four n cells with unduplicated
chromosomes.
A) The healing of wounds
B) Spermatogenesis
C) Development
D) Cell regeneration
D) The end product of mitosis is two 2n
daughter cells with duplicated
chromosomes whereas the end product of
meiosis is four n cells with duplicated
chromosomes.
E) Growth
E) The end product of mitosis is two 2n
daughter cells with unduplicated
chromosomes whereas the end product of
meiosis is four n cells with unduplicated
chromosomes.
31. Meiosis takes place in which of the following
organs?
A) Skin
B) Heart
C) Stomach
D) Testes
E) Lungs
32. Which of the following is NOT a mode of
asexual reproduction?
A) Parthenogenesis B) Sporulation
C) Fission
D) Meiosis
E) Budding
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Ms. Kavner
Reproduction Practice
Base your answers to questions 33 through 35
36. Base your answer to the following question on
on the 5 lettered headings listed below. Select
the choices below.
the single heading that most directly applies to
the subsequent statement. Each heading may
(A) Sporulation
be used once, more than once, or not at all
(B) Meiosis
within its group.
(C) Budding
(D) Fission
(A) Meiosis
(E) Parthenogenesis
(B) Mitosis
Formation of haploid nuclei
(C) Both Meiosis and Mitosis
(D) Budding
(E) Binary Fission
33. Prokaryotes reproduce via this type of cell
division
34. Chromosomes align at the metaphase plate.
35. In this asexual means of propagation,
outgrowths from the parent develop and pinch
off
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Ms. Kavner
Reproduction Practice
Base your answers to questions 37 through 40
on the choices below.
(A)
(B)
(C)
(D)
(E)
Sporulation
Budding
Regeneration
Binary fission
Vegetative propagation
37. Form of asexual reproduction in yeasts
whereby smaller cells grow from a parent cell
39. Form of asexual reproduction in which
flowering plants can reproduce with the use of
stems, leaves, or roots
40. The equal division of a bacterial cell
38. The regrowth of a lost body part
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Ms. Kavner