SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Part of embryo that grows and feeds the embryo
Ovaries
Endosperm
Internal Fertilization
Sexual Reproduction in Angiosperms
2. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Sexual Reproduction Requires
Metaphase Plate (Interphase)
Menses
Meiosis
3. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Mosses
Acrosomal Process
Menses
Sporophyte Generation
4. Lower - narrow end of the uterus -connects with the vaginal canal
External Fertilization
Cervix
Dicots
Flagellum
5. Surrounded by two layers of cells
Partenogenesis
Oocyte Cell Membrane
Polar Body
Hermaphrodites
6. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Telophase I
Angiosperms
Runners
Zona Pellucida
7. Found in the abdominal cavity - below the digestive system -consist of thousands of follicles
Flagellum
Testes
Meristems
Ovaries
8. 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
First Meiotic Division
Regeneration
Menstruation
Metaphase (Interphase)
9. Specialized cells with hard coverings that prevent loss of water
Spermatids
Spores
Angiosperms
Cotyledons
10. Four haploid cells produced from the second meiotic division after secondary spermatocytes
Spermatids
Oogenesis
Seed Coat
Ovaries
11. 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
Testes
Follicle
Menstrual Cycle
Gametophyte Generation
12. The production of female gametes -occurs in the ovarian follicles
Single Mature Egg
Cambium
Meisosis vs. Mitosis
Oogenesis
13. Specialized sex cells
Gametes
Bulbs
Secondary Spermatocytes
Asexual Reproduction in Plants
14. Comlex process involving the formation and fertilization of gametes and regulation of these processes by bot parents
Cytokinesis (Interphase)
Testes
Spores
Sexual Reproduction in Animals
15. Passes through the penis and opens to the outside at its tip
Ovum
Fertilization/Conjugation
Urethra
Corona Radiata
16. Located on scrotum -site for testosterone
Fission
Testes
Hermaphrodites
Vaginal Canal
17. Nuclear division and followed by cell division
Head of Sperm
Testes
Karyokinesis
Menstrual Cycle
18. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Follicle
Internal Fertilization
Metaphase (Interphase)
Ovum
19. Some species of plants have flowers that contain only stamens and other flowers that contain only pistils
Fertilization
Ovulation
Asexual Reproduction in Plants
Sexual Reproduction in Angiosperms
20. Undergoes disjunction
Karyokinesis
Mature Ovum
Acrosome
Anaphase I
21. Female gonads that produce oocytes
Flagellum
Asexual Reproduction in Plants
Partenogenesis
Ovaries
22. Have one cotyledon
Gametes
Dicots
Ovulation
Monocots
23. The process by which a cell doubles its organelles and cytoplasm - replicates its DNA - and then divides into two
Regeneration
Cell Division
Ferns
Synapsis
24. Split to form several bulbs
Embryo
Bulbs
Cellular Division (Multicellular Organisms)
Monozygotic (identical) Twins
25. Very similar to mitosis - except that meiosis II is not preceded by chromosomal replication -chromosomes align at the equator - separate and move to opposite poles - and are surrounded by a reformed nuclear membrane -new cells have the haploid number
Second Meiotic Division
Metaphase (Interphase)
Embryo
Mitosis
26. (In Anaphase I) homologous pairs separate and are pulled to opposite poles of the cell -accounts for a fundamental Mendelian Law -each chromosome of paternal origin separates (or disjoins) from its homologue of maternal origin - and either chromosome
Internal Fertilization
Disjunction
Testosterone
Fertilization membrane
27. Immature ova -all that a female will produce during her lifetime are already in her ovaries at birth
Oocytes
Polar Body
Sexual Reproduction Requires
Primary Oocytes
28. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Sperm Travels...
Cellular Division (Unicellular Organisms)
Cortical Reaction
Primary Oocytes
29. Muscular chamber which is the site of fetal development
Single Mature Egg
Uterus
Testes
Immature ovum
30. The production of female gametes - occurs in the ovaries
Anaphase (Interphase)
Oocyte Cell Membrane
Interphase (Meiosis)
Oogenesis
31. 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
Mature sperm
Spermatozoa
Cambium
Regeneration
32. Spore formation - vegetative propagation - and Artificial Vegetative Propagation
Follicular phase
Testosterone
Regeneration
Asexual Reproduction in Plants
33. Occurs midway through the cycle -a mature ovarian follicle bursts and releases an ovum -caused by a surge in LH (Luteinizing Hormone) that is preceded - and in part caused - by a peak in estrogen levels
Ovulation
Monocots
Metaphase I
Stamen
34. Part of embryo that is the precursor of the upper stem and leaves
epicotyl
Cotyledons
Ferns
Gonads
35. 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 -
Uterus
Asexual Reproduction
Gonads
Menses
36. The development of an unfertilized egg into an adult organism
Partenogenesis
Corona Radiata
Centromere
Fission
37. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Secondary Spermatocytes
Fertilization
Interphase (Meiosis)
Meisosis vs. Mitosis
38. 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
Asexual Reproduction in Plants
Spermatids
Sporophyte Generation
39. Begins with the cessation of the menstrual flow from the previous cycle -FSH (Follicle Stimulating Hormone) from the anterior pituitary promotes the development of the follicle - which grows and begins secreting estrogen
Follicular phase
Urethra
Dizygotic (Fraternal) Twins
Filament
40. Part of embryo that develops from the outer covering of the ovule
Primary Spermatocytes
Seed Coat
Cambium
Sporophyte
41. Produced when one diploid primary female sex cell undergoes meiosis in the ovaries
Single Mature Egg
Menses
Ovum
Meristem Cells
42. External pouch that maintains the testes' temperature at 2C-4C lower than body tmperature - a condition essential for sperm survival
Ovaries
Mosses
Scrotum
Karyokinesis
43. 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
Sporophyte
Scrotum
Anaphase (Interphase)
Fertilization membrane
44. After ovulation - LH induces the ruptured follicle to develop into the corpus luteum
Monozygotic (identical) Twins
Sexual Reproduction in Angiosperms
Fertilization membrane
Luteal Phase
45. 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
oviduct
Testes
Vegetative Propagation
Head of Sperm
46. Underground stems with bubs - like the eyes of potatoes - that can develop into adult plants
Head of Sperm
Budding
Tubers
Sperm Travels...
47. 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
Flagellum
Female Sex Hormones
Bulbs
Progesterone
48. 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
First Meiotic Division
Seed Coat
Karyokinesis
External Fertilization
49. AKA lateral meristem -located between the xylem and phloem
Menstruation
Cambium
Gametophyte Generation
Embryo
50. Regulates secondary male sex characteristics including facial and pubic hair and voice changes
Meristem Cells
Spermatogonia
Testosterone
Spores
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests