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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. 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
Testes
Ovaries
External Fertilization
Asexual Reproduction
2. Have both functional male and female gonads
Spermatozoa
Monocots
Hermaphrodites
Corpus Luteum
3. Have two cotyledons that absorb the endosperm
Dicots
Sexual Reproduction in Angiosperms
Anaphase I
Meristem Cells
4. Split to form several bulbs
Plant vs. Animal cells
Mature Ovum
Bulbs
Polar Body
5. Underground stems with bubs - like the eyes of potatoes - that can develop into adult plants
Four Parts of Interphase
Mature sperm
Interphase
Tubers
6. Some species of plants have flowers that contain only stamens and other flowers that contain only pistils
Corona Radiata
Second Meiotic Division
Apical Meristem
Sexual Reproduction in Angiosperms
7. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Testes
Dicots
Ferns
Cotyledons
8. 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
Monocots
Metaphase Plate (Interphase)
Anaphase (Interphase)
Rhizomes
9. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Testes
Hypocotyl
Meristems
Follicle
10. (In Prophase I) process where homologous chromosomes (chromosomes that code for the same traits - one inherited form each parent) come together and intertwine
Endosperm
Oocytes
Primary Oocytes
Synapsis
11. 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
Fertilization
Asexual Reproduction in Plants
Runners
Cotyledons
12. Bulbs - tubers - runners - rhizomes
Seed Coat
Testes
Mitosis
Natural Vegatative Propagation
13. Centriole pairs are now at opposite poles of the cell
Cytokinesis
Flagellum
Metaphase (Interphase)
Progesterone
14. 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
Tubers
Prophase (Interphase)
Second Meiotic Division
Menstrual Cycle
15. A means of reproduction
Cellular Division (Unicellular Organisms)
Metaphase (Interphase)
Meristems
Oogenesis
16. Common passageway for both the reproductive and exretory systems
Spores
Fertilization
Male Urethra
Anaphase I
17. The production of female gametes - occurs in the ovaries
Dizygotic (Fraternal) Twins
epicotyl
Gonads
Oogenesis
18. Located on scrotum -site for testosterone
Apical Meristem
Testes
Meristems
Ferns
19. Lower - narrow end of the uterus -connects with the vaginal canal
Polar Body
Meristem Cells
Cell Plate
Cervix
20. Sperm production -occurs in the seminiferous tubules
Anaphase I
Spermatogenesis
Flagellum
Asexual Reproduction in Plants
21. Two haploid cells yielded from meiotic division of primary spermatocytes
Hermaphrodites
Secondary Spermatocytes
Endosperm
First Meiotic Division
22. Muscular chamber which is the site of fetal development
Spermatogenesis
Metaphase Plate (Interphase)
Testosterone
Uterus
23. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Immature ovum
Secondary Spermatocytes
Asexual Reproduction in Plants
Cellular Division (Unicellular Organisms)
24. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Female Sex Hormones
Menstruation
hCG (human Chorionic Gonadotrophin)
Runners
25. Secretes estrogen and progesterone
Ferns
Corpus Luteum
Angiosperms
Mitosis
26. Method of growth - development - and replacement of worn-out cells
Endosperm
Ovum
Scrotum
Cellular Division (Multicellular Organisms)
27. Chromatin condenses into chromosomes - the spindle apparatus forms - and the nucleoli and nuclear membrane disappear
Prophase (Interphase)
Cytokinesis
Prophase I
Follicle
28. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Vaginal Canal
Spermatozoa
Cortical Reaction
Tubers
29. Nuclear division and followed by cell division
Meristem Cells
Corona Radiata
Karyokinesis
Asexual Reproduction in Plants
30. Practiced by terrestrial vertebrates and provides a direct route for sperm to reach the egg cell -increased chance for fertilization success and females produce fewer eggs
Fission
Ferns
Internal Fertilization
epicotyl
31. Union of the egg and sperm nuclei to form a zygote with a diploid number of chromosomes
Single Mature Egg
Budding
Follicular phase
Fertilization
32. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Cell Plate
Gonads
Sperm Travels...
Immature ovum
33. Result when a single zygote splits into two embryos
Primary Spermatocytes
Male Urethra
Monozygotic (identical) Twins
Mature sperm
34. The male organ of the flower and consists of a thin - stalk-like filament
Progesterone
Prophase (Interphase)
Stamen
Vegetative Propagation
35. 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
Sexual Reproduction in Animals
Oocytes
Interphase
Ovulation
36. Comlex process involving the formation and fertilization of gametes and regulation of these processes by bot parents
Sexual Reproduction in Animals
Monocots
Flower
Oogenesis
37. Meristems provide a source of cells that can develop into an adult plant -can occur naturally or through human intervention -advantagous because it introduces no genetic variation and is a rapid form of reproduction
Vegetative Propagation
Secondary Spermatocytes
Partenogenesis
Acrosomal Process
38. Outer layer of oocyte cell membrane
Internal Fertilization
Anther
Immature ovum
Corona Radiata
39. A tubelike structure formed by the sperm once in contact with the membrane -extends to the cell membrane and penetrates it - fusing the sperm cell membrane with that of the ovum -Sperm nucleus now enters the ovum's cytoplasm to complete Meiosis II
Acrosomal Process
Cortical Reaction
Mitosis
Sperm Travels...
40. Produced after meioisis from spermatids that undergo a series of changes -AKA mature sperm -specialized for transporting the sperm nucleus to the ovum -elongated cell with a head - neck - body - and tail
Fertilization membrane
Prophase (Interphase)
Male Urethra
Spermatozoa
41. Central region where - after replication - the chromosomes consist of two identical sister chromatids held together in interphase
Seed Coat
Anther
Metaphase Plate (Interphase)
Centromere
42. Part of embryo that is the precursor of the upper stem and leaves
Corona Radiata
Cervix
Urethra
epicotyl
43. Thin and stalk like with a terminal sac called the anther
Fission
Fertilization/Conjugation
Cytokinesis (Interphase)
Filament
44. (In Prophase I) chromatids of homologous chromosomes break at corresponding points and exchange equivalent pieces of DNA -occurs between homologous chromosomes and not between sister chromatids of the same chromosomes (the latter are identical - so c
Uterus
Ovulation
Crossing Over
Interphase
45. Similar to mitosis in that a cell duplicates its chromosomes before undergoing the process -whereas mitosis preserves the diploid number of the cell - meiosis produces the haploid (1N) number - having the number of chromosomes
Stamen
Head of Sperm
Meisosis vs. Mitosis
Single Mature Egg
46. Sporophyte generation is the dominant - familiar form
Ferns
Cortical Reaction
Natural Vegatative Propagation
Menstruation
47. Simple form of asexual reproduction seen in prokaryotic organisms -DNA replicates and a new plasma membrane and cell wall grow inward along the midline of the cell - dividing it into two equally size cells with equal maounts of cytoplasm - each conta
Follicular phase
Luteal Phase
Primary Spermatocytes
Fission
48. Cell division that follows karyokinesis
Cytokinesis
Sexual Reproduction in Animals
epicotyl
Urethra
49. Expanding partition that grows outward from the interior of the cell until it reaches the cell membrane
Acrosomal Process
Cell Plate
External Fertilization
Head of Sperm
50. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Fertilization
Telophase (Interphase)
Meiosis
Apical Meristem