Plants And Society 6th Edition by Estelle Levetin - Test Bank

Plants And Society 6th Edition by Estelle Levetin – Test Bank

 

Instant Download – Complete Test Bank With Answers

 

 

Sample Questions Are Posted Below

 

Chapter 05

Plant Life Cycle: Flowers

 

 

Multiple Choice Questions

1. When do homologous chromosomes separate during meiosis?
   A.Prophase I
   B. Metaphase I
   C. Anaphase I
   D. Metaphase II
   E. Anaphase II

 

2. Which is a component of the female part of the flower?
   A.filament
   B. style
   C. corolla
   D. calyx
   E. receptacle

 

3. A flower lacking either carpels or stamens is said to be:
   A.incomplete
   B. imperfect
   C. unisexual
   D. all of the above
   E. none of the above

 

4. Which is a component of the male part of the flower?
   A.filament
   B. style
   C. corolla
   D. calyx
   E. receptacle

 

 

5. In a flower, the corolla is the collective term for all the:
   A.stamens
   B. pollen
   C. petioles
   D. petals
   E. ovules

 

6. A carpellate flower is a:
   A.unisexual male flower
   B. unisexual female flower
   C. flower with both sex organs
   D. flower without petals
   E. none of the above

 

7. The fusion of gametes results in the formation of:
   A.a diploid gamete
   B. a diploid zygote
   C. a haploid zygote
   D. a haploid gamete
   E. a diploid egg

 

8. What is a zygote?
   A.a haploid cell
   B. a cell about to enter mitosis
   C. the immediate result of meiosis
   D. the immediate result of mitosis
   E. the immediate result of fertilization

 

9. Meiosis occurs in:
   A.anthers
   B. stems
   C. petals
   D. vegetative reproduction
   E. none of the above

 

 

10. After fertilization, the ovary of a flower develops into a:
    A.seed
    B. fruit
    C. pistil
    D. stamen
    E. none of the above

 

11. The part of the flower where pollen is produced is called the:
    A.ovary
    B. anther
    C. sepal
    D. carpel
    E. stigma

 

12. The flower parts which are usually colorful and showy and whose function is to attract pollinators are the:
    A.stamens
    B. pistils
    C. petals
    D. sepals

 

13. When the sepals, petals, and stamens are attached at the top of the ovary, the ovary is called:
    A.unisexual
    B. superior
    C. inferior
    D. simple
    E. compound

 

 

14. The structures that protect unopened flower buds are the:
    A.sepals
    B. petals
    C. stamens
    D. carpels
    E. pistils

 

15. If there are 12 chromosomes in a cell that has just completed meiosis, what is the diploid number of chromosomes for that organism?
    A.6
    B. 12
    C. 24
    D. 48

 

16. In the life cycle of flowering plants, the gametophyte produces:
    A.gametes
    B. spores
    C. seeds
    D. fruits

 

17. A gametophyte is:
    A.haploid
    B. the plant produced when gametes join
    C. produced from the zygote
    D. diploid
    E. an underground plant

 

18. Which of the following will develop into the male gametophyte?
    A.anther
    B. microspore
    C. carpel
    D. ovary
    E. ovule

 

 

19. During fertilization in flowering plants, one sperm nucleus fuses with the egg, and the second sperm nucleus:
    A.fuses with a second haploid female which develops into a second zygote
    B. is ejected from the plant once the first fertilization occurs
    C. becomes the protective covering of the seed
    D. fuses with the two polar nuclei to form a triploid endosperm nucleus
    E. none of the above

 

20. The pollen tube of the germinated pollen grain serves to:
    A.deliver the sperm to the female gametophyte
    B. anchor the pollen grain on the stigma of the flower
    C. deliver nutrients to the ovule within the ovary
    D. none of the above

 

21. Homologous chromosomes cross over (exchange genes) during what stage of meiosis?
    A.prophase I
    B. prophase II
    C. metaphase I
    D. telophase II
    E. anaphase I

 

22. The endosperm within a seed is formed when a sperm fuses with the ______ of the embryo sac.
    A.egg
    B. pollen tube
    C. polar nuclei
    D. ovule
    E. integuments

 

 

23. Pollen grains are transferred to the stigma of a flower during:
    A.fertilization
    B. germination
    C. imbibition
    D. pollination
    E. meiosis

 

24. Sperm of flowering plants are transferred to the egg by the:
    A.pollen tube
    B. swimming through water
    C. wind
    D. an ovule
    E. insects

 

25. At the conclusion of meiosis daughter cells have:
    A.half the number of chromosomes of the parent cell
    B. twice the number of chromosomes of the parent cell
    C. the same number of chromosomes of the parent cell
    D. none of the above

 

26. Flowers pollinated by birds are often:
    A.heavily scented
    B. night bloomers
    C. red
    D. speckled to resemble insects
    E. lacking petals

 

27. Flowers have been used for making perfume for thousands of years because of their _______.
    A.nectar
    B. pollen
    C. essential oils
    D. sap
    E. none of the above

 

 

28. Fly pollinated flowers are usually:
    A.foul smelling
    B. rich in nectar
    C. lacking both petals and sepals
    D. prodigious pollen producers
    E. none of the above

 

29. An inflorescence which is pendulous (hanging) and consists only of unisexual flowers is called a:
    A.catkin
    B. spike
    C. raceme
    D. head
    E. umbel

 

 

Fill in the Blank Questions

30. During double fertilization one sperm unites with the _____ to form a zygote while the second sperm unites with the _____ to form the primary endosperm nucleus.
    egg, polar nuclei

 

31. In flowers meiosis occurs in the ______ of the stamen and the ______ of the carpel.
    anther and ovary

 

32. The female gametophyte of flowering plants is called the ______.
    embryo sac

 

33. Meiosis results in the production of _______ haploid cells.
    four

 

 

34. A unisexual flower lacking carpels would be called _____.
    staminate

 

35. The highly resistant outer pollen wall called the _____ allows the pollen grain to be identified in geological sediments.
    exine

 

36. Fruit formation without fertilization is known as ______.
    parthenocarpy

 

37. After fertilization ovules develop into ______.
    seeds

 

38. In flowering plants, the male gametophyte is the ______.
    pollen

 

39. If a cell with 16 chromosomes undergoes meiosis, the products would be _____ cells with ______ chromosomes.
    4, 8

 

 

True / False Questions

40. A flower pattern of 3s or 6s indicates a monocot.
    TRUE

 

 

41. Fly pollinated flowers are usually pale in color and give off a delicate scent only in the evenings.
    FALSE

 

42. Wind pollinated flowers usually have large showy petals.
    FALSE

 

43. The stigma is that part of the carpel that receives pollen grains.
    TRUE

 

44. The pollen producing parts of a flower are called anthers.
    TRUE

 

45. In the seventeenth century, a buying frenzy for exotic orchids resulted in an economic crisis for the Netherlands.
    FALSE