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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. Lower - narrow end of the uterus -connects with the vaginal canal
Vaginal Canal
Female Sex Hormones
Oocyte Cell Membrane
Cervix
2. Secretes estrogen and progesterone
Corpus Luteum
Rhizomes
Primary Spermatocytes
External Fertilization
3. Plants exhibit alternation of generation in which a diploid generation is succeeded by a haploid generation -diploid saprophyte generation produces haploid spores - which develop into the haploid saprophyte generation
Corona Radiata
Spore Formation
Interphase
Fertilization membrane
4. Part of embry that are seed leaves
Cotyledons
Acrosome
Oogenesis
Male Urethra
5. Union of gametes
Anaphase (Interphase)
Fertilization/Conjugation
Metaphase (Interphase)
Scrotum
6. 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
Spermatogonia
hCG (human Chorionic Gonadotrophin)
Spermatids
Mature Ovum
7. Homologous pairs (tetrads) align at the equatorial plane - and each pair attaches to a separate spindle fiber by its kinetochore
Asexual Reproduction
Metaphase I
Spermatogenesis
Sexual Reproduction in Angiosperms
8. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Testes
Oogenesis
Flagellum
Tetrad
9. Common passageway for both the reproductive and exretory systems
First Meiotic Division
Anaphase I
Metaphase I
Male Urethra
10. 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
Single Mature Egg
Apical Meristem
Polar Body
Fission
11. Inner layer of oocyte cell membrane
Zona Pellucida
Karyokinesis
Regeneration
Corona Radiata
12. Surrounded by two layers of cells
Interphase
Oocyte Cell Membrane
Cell Division
Hermaphrodites
13. Production of offspring without fertilization -form new organisms by a single parent cell -offspring are genetic carbon copies of their parent cells -genetically identical to the parent cells (except mutations) -ex: fission - budding - regeneration -
Asexual Reproduction
Estrogens
Telophase I
Female Sex Hormones
14. Near the end of telophase - the cytoplasm divides into two daughter cells - each wit a complete nucleus and its own set of organelles -In animal cells - a cleavage furrow forms - and the cell membrane indents along the equator of the cell and finally
Spermatogenesis
Vegetative Propagation
Ovaries
Cytokinesis (Interphase)
15. Nuclear division and followed by cell division
Ferns
Natural Vegatative Propagation
Spermatozoa
Karyokinesis
16. Replication of the nucleus followed by unequal cytokinesis -membrane pinches inward to forma new cell that is smaller in size but genetically identical to the parent cell
Apical Meristem
Budding
Oocyte Cell Membrane
Meristem Cells
17. The development of an unfertilized egg into an adult organism
Prophase I
Partenogenesis
Corona Radiata
Centromere
18. Method of growth - development - and replacement of worn-out cells
Cellular Division (Multicellular Organisms)
Telophase I
Acrosome
Regeneration
19. Specialized cells with hard coverings that prevent loss of water
Spores
Monozygotic (identical) Twins
Spermatogenesis
Partenogenesis
20. Outer layer of oocyte cell membrane
Second Meiotic Division
Corona Radiata
Prophase (Interphase)
Apical Meristem
21. Have two cotyledons that absorb the endosperm
Dicots
Polar Body
Bulbs
Embryo
22. Centriole pairs are now at opposite poles of the cell
Metaphase (Interphase)
Secondary Oocyte
Gonads
Cotyledons
23. Steroid hormones necessary for normal female maturation -stimulate the development of the female reproductive tract and contribute to the development of secondary sexual characteristics and sex drive -responsible for the thickening of the endometrium
Estrogens
Testes
Metaphase Plate (Interphase)
Oocyte Cell Membrane
24. External pouch that maintains the testes' temperature at 2C-4C lower than body tmperature - a condition essential for sperm survival
hCG (human Chorionic Gonadotrophin)
Scrotum
Corona Radiata
Fertilization
25. Some species of plants have flowers that contain only stamens and other flowers that contain only pistils
Filament
hCG (human Chorionic Gonadotrophin)
Fertilization membrane
Sexual Reproduction in Angiosperms
26. Menstrual flow
epicotyl
Menses
Polar Body
Seed Coat
27. Causes the glands of the endometrium to mature and produce secretions that prepare it for the implantation of an embryo -essential for the maintenance of the endometrium
Progesterone
Mature Ovum
Asexual Reproduction
Cellular Division (Unicellular Organisms)
28. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Seed Coat
Estrogens
Urethra
Sperm Travels...
29. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Cambium
Runners
Sporophyte
Budding
30. Mass of cells formed when the zygote divides
Meristem Cells
Plant vs. Animal cells
Embryo
Sporophyte
31. 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
Anaphase (Interphase)
Ferns
Urethra
Meisosis vs. Mitosis
32. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Cervix
Meiosis
Uterus
Meristems
33. Immature ova -all that a female will produce during her lifetime are already in her ovaries at birth
Crossing Over
Primary Oocytes
Mature Ovum
Sporophyte
34. AKA ovanan or fallopian tube -opens into the upper end of the uterus
Second Meiotic Division
Gonads
oviduct
Fission
35. AKA lateral meristem -located between the xylem and phloem
Cambium
Luteal Phase
Cellular Division (Unicellular Organisms)
Scrotum
36. Regrowth of a lost or injured body part
Single Mature Egg
Synapsis
Regeneration
Primary Oocytes
37. A means of reproduction
Fertilization membrane
Karyokinesis
Anaphase I
Cellular Division (Unicellular Organisms)
38. Produces monoploid spores that develop into pollen grains
Cotyledons
Mature sperm
Gonads
Anther
39. AKA stolon -woody - underground stems -can develop new upright stems
Rhizomes
Mosses
Ovaries
Monozygotic (identical) Twins
40. 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
Prophase I
Asexual Reproduction in Plants
Cytokinesis
41. After ovulation - LH induces the ruptured follicle to develop into the corpus luteum
Synapsis
Luteal Phase
Meiosis
Progesterone
42. Part of embryo that develops from the outer covering of the ovule
Angiosperms
Seed Coat
Ovaries
Budding
43. (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
Bulbs
Filament
Crossing Over
44. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Follicle
hCG (human Chorionic Gonadotrophin)
Spermatogonia
Primary Oocytes
45. Formed due to cortical reaction -hard layer that surrounds the ovum cell membrane and prevents multiple fertilizations -Followed by the fusion of sperm nucleus and form a diploid zygote
Interphase
Oocytes
Fertilization membrane
Cellular Division (Multicellular Organisms)
46. Sperm production -occurs in the seminiferous tubules
Artificial Vegetative Propagation
Spermatogenesis
Testosterone
First Meiotic Division
47. AKA sperm production -occurs in the seminiferous tubules
Spermatogenesis
Tubers
Cytokinesis
Sexual Reproduction in Animals
48. Part of embryo that is the precursor of the upper stem and leaves
epicotyl
hCG (human Chorionic Gonadotrophin)
Secondary Spermatocytes
Acrosome
49. Produces two intermediate daughter cells with N chromosomes with sister chromatids
Spores
First Meiotic Division
Cytokinesis
Meisosis vs. Mitosis
50. Muscular chamber which is the site of fetal development
Head of Sperm
Partenogenesis
Uterus
Acrosome