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Test your basic knowledge |
PCAT Biology Reproduction
Start Test
Study First
Subjects
:
pcat
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Passes through the penis and opens to the outside at its tip
Budding
Synapsis
Urethra
Single Mature Egg
2. Outer layer of oocyte cell membrane
Interphase (Meiosis)
Corona Radiata
Vegetative Propagation
Tetrad
3. Part of embry that are seed leaves
Natural Vegatative Propagation
Flower
Cotyledons
Prophase I
4. After ovulation - LH induces the ruptured follicle to develop into the corpus luteum
Vaginal Canal
Fertilization
Spores
Luteal Phase
5. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Testosterone
Testes
Gametophyte Generation
Mature Ovum
6. Regrowth of a lost or injured body part
Meristem Cells
Corpus Luteum
Cortical Reaction
Regeneration
7. Diploid cells of spermatogonia
Sexual Reproduction in Animals
Spermatogenesis
Primary Spermatocytes
Plant vs. Animal cells
8. Fibers of the spindle apparatus attach to each chromatid at the centromere to align the chromosomes at the center of the cell (equator)
Metaphase Plate (Interphase)
Angiosperms
Urethra
Fertilization
9. Result when a single zygote splits into two embryos
Endosperm
Menstruation
Corona Radiata
Monozygotic (identical) Twins
10. Specialized organs where gametes are produced
Filament
Gonads
Tetrad
Spermatogonia
11. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Sporophyte Generation
Mature Ovum
Menses
Synapsis
12. Centriole pairs are now at opposite poles of the cell
Corpus Luteum
Metaphase (Interphase)
Vegetative Propagation
Meiosis
13. Centromeres split so that each chromatid has its own distinct centromere - thus allowing sister chromatids to separate. The sister chromatids are pulled toward the opposite poles of the cell by the shortening of the spindle fibers. Spindle fibers are
Female Sex Hormones
hCG (human Chorionic Gonadotrophin)
Anaphase (Interphase)
Flagellum
14. Inner layer of oocyte cell membrane
Urethra
Cortical Reaction
Luteal Phase
Zona Pellucida
15. Can be fertilized during the 12-24hr after ovulation -occurs in the lateral - widest portion of the fallopian tube -sperm must travel through the vaginal canal - cervix - uterus - and into the fallopian tubes to reach the ovum
Oocyte Cell Membrane
Sexual Reproductive Mechanisms
Fertilization
Endosperm
16. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Partenogenesis
Sperm Travels...
Corona Radiata
Sexual Reproductive Mechanisms
17. Two haploid cells yielded from meiotic division of primary spermatocytes
Spermatogenesis
Luteal Phase
Asexual Reproduction in Plants
Secondary Spermatocytes
18. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Asexual Reproduction
Stamen
Metaphase (Interphase)
Follicle
19. Triggered by acrosomal reaction causing calcium ions to be released into the cytoplasm
Menstrual Cycle
Cortical Reaction
Secondary Spermatocytes
Fertilization membrane
20. Occurs in vertebrates that reproduce in water (fish and amphibians) -female lays eggs in water and male deposits sperm in the vicinity -lack of direct passage of sperm from male to female reduces chances of fertilization considerably
Secondary Spermatocytes
Progesterone
Corona Radiata
External Fertilization
21. Specialized sex cells
Cervix
Artificial Vegetative Propagation
Fertilization
Gametes
22. Union of gametes
Fertilization/Conjugation
Meristems
Monocots
Cotyledons
23. Division and distribution of the cell's DNA to its two daughter cells such that each cell receives a complete copy of the original genome
Dizygotic (Fraternal) Twins
Mitosis
Cellular Division (Multicellular Organisms)
Bulbs
24. If the ovum isn't fertilized - the corpus luteum atrophies - the resulting drop in progesterone and estrogen levels causes the endometrium (with its superficial blood vessels) to slough off - giving rise to menses
Cortical Reaction
Menstruation
Cellular Division (Unicellular Organisms)
Meristem Cells
25. Lower - narrow end of the uterus -connects with the vaginal canal
Cervix
Follicular phase
Plant vs. Animal cells
Cellular Division (Multicellular Organisms)
26. Cell undergoes a period of growth and replication of genetic material before the initiation of mitosis -cell spends at least 90% of life in interphase -each chromosome is replicated so that during division - a complete copy of the genome can be distr
Cervix
Interphase
Progesterone
Meiosis
27. Central region where - after replication - the chromosomes consist of two identical sister chromatids held together in interphase
Cytokinesis (Interphase)
Centromere
Mitosis
Ovaries
28. Have both functional male and female gonads
Centromere
Sporophyte
Zona Pellucida
Hermaphrodites
29. Muscular chamber which is the site of fetal development
Prophase I
Spermatogenesis
Metaphase (Interphase)
Uterus
30. Produced when each meiotic division -rapidly degenerate
Ovum
Dizygotic (Fraternal) Twins
Telophase I
Polar Body
31. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Corona Radiata
Runners
Ovaries
Testosterone
32. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Oocytes
Cellular Division (Unicellular Organisms)
Vaginal Canal
Spore Formation
33. Cell division that follows karyokinesis
Interphase
Cytokinesis
Spermatogenesis
Artificial Vegetative Propagation
34. Produces monoploid spores that develop into pollen grains
Urethra
Anther
Endosperm
Cell Plate
35. Produced in developing placenta if fertilization occurs - maintaining the corpus luteum and - thus - the supply of estrogen and progesterone that maintains the uterus - until the placenta takes over production of these hormones
Metaphase Plate (Interphase)
Embryo
Anther
hCG (human Chorionic Gonadotrophin)
36. Have two cotyledons that absorb the endosperm
Spermatozoa
Urethra
Dicots
Apical Meristem
37. Part of embryo that grows and feeds the embryo
Cellular Division (Multicellular Organisms)
Cambium
Endosperm
Asexual Reproduction in Plants
38. Bulbs - tubers - runners - rhizomes
Testes
Natural Vegatative Propagation
Cortical Reaction
Chromatin
39. Found in the abdominal cavity - below the digestive system -consist of thousands of follicles
Seed Coat
Sexual Reproduction Requires
Spermatogonia
Ovaries
40. Spore formation - vegetative propagation - and Artificial Vegetative Propagation
Monozygotic (identical) Twins
External Fertilization
Asexual Reproduction in Plants
Menstruation
41. Have one cotyledon
Oogenesis
Uterus
Monocots
Menstrual Cycle
42. The development of an unfertilized egg into an adult organism
Prophase (Interphase)
Partenogenesis
Mitosis
First Meiotic Division
43. Undergoes disjunction
Anaphase I
Follicle
Mosses
Ovaries
44. Flowering plants consisting of a few cells that exist for a very short time
Angiosperms
Filament
Seed Coat
Metaphase I
45. Reproductive structure of angiosperms
Karyokinesis
Metaphase (Interphase)
Flower
Hypocotyl
46. Hormonal secretions of the ovaries - the hypothalamus - and the anterior pituitary play important roles in the female reproductive cycle -divided into the follicular phase - ovulation - the luteal phase - and menstruation
Menstrual Cycle
Artificial Vegetative Propagation
Sporophyte
Progesterone
47. Diploid cells that undergo meiosis to produce four haploid sperm of equal size
hCG (human Chorionic Gonadotrophin)
Spermatogonia
Ovaries
Cell Division
48. Nuclear division and followed by cell division
Cellular Division (Multicellular Organisms)
Cell Plate
Polar Body
Karyokinesis
49. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Disjunction
Oogenesis
Primary Oocytes
Testes
50. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Sexual Reproduction Requires
Mature sperm
Cambium
Follicle