BIO 112- 22&45 ACTUAL EXAM LATEST UPDATE 2025
WITH 90 QUESTIONS AND ACCURATE VERIFIED
ANSWERS GRADED A+
A flowering plant produces pollen in the -Correct Answer- anther
________ are modified leaves that are often green and surround
the flower bud. -Correct Answer- sepals
________ are modified leaves that are often brightly colored and
scented to attract pollinators. -Correct Answer- petals
Which of the following is true for female reproductive structures in
angiosperms? -Correct Answer- the carpel includes a stigma, a
style, and ovules enclosed within an ovary.
Cotyledons and endosperm both provide nutrition. What is the
difference between them? -Correct Answer- Endosperm provides
nutrition for the developing embryo; cotyledons provide nutrition
for the young seedling.
In many dicots, the first pair of leaves to emerge from the soil
after seed germination is completely unlike all the rest of the
leaves that form on that plant. In such plants, these leaves are -
Correct Answer- cotyledons, which have elongated and turned
green.
In monocots, the shoot tip is protected by ________, which
eventually degenerate(s) once exposed to air. -Correct Answer-
the coleoptile
In dicots, the shoot tip is protected by -Correct Answer- the
hypocotyl hook.
, Plants alternate between diploid and haploid generations. What is
the proper order of the plant life cycle? -Correct Answer-
Sporophyte, meiosis, haploid spore, haploid plant (gametophyte),
gamete production, zygote, sporophyte
Which of the following functions that anchor ecosystems is NOT
performed by plants? -Correct Answer- Recycle energy from dead
organisms
________ and ________ are reproductive adaptations that
allowed successful habitation of plants on land. -Correct Answer-
Seeds; pollen
_______ are to plants as amphibians are to animals. -Correct
Answer- Bryophytes
Why is water needed for bryophyte reproduction? -Correct
Answer- The sperm must swim to the egg.
The male gametophyte of flowering plants is produced by cell
divisions within the -Correct Answer- anther
Which of the following undergoes meiosis during the development
of pollen grains? -Correct Answer- microspore mother cell
In the development of a plant's ovule, the result is a gametophyte
made up of -Correct Answer- 7 cells, 6 haploid cells and one cell
with two nuclei
The immature angiosperm pollen grain consists of a tube cell and
a generative cell that will divide to produce ________ sperm cells.
-Correct Answer- 2
What are the results of double fertilization? -Correct Answer-
triploid endosperm and diploid zygote
WITH 90 QUESTIONS AND ACCURATE VERIFIED
ANSWERS GRADED A+
A flowering plant produces pollen in the -Correct Answer- anther
________ are modified leaves that are often green and surround
the flower bud. -Correct Answer- sepals
________ are modified leaves that are often brightly colored and
scented to attract pollinators. -Correct Answer- petals
Which of the following is true for female reproductive structures in
angiosperms? -Correct Answer- the carpel includes a stigma, a
style, and ovules enclosed within an ovary.
Cotyledons and endosperm both provide nutrition. What is the
difference between them? -Correct Answer- Endosperm provides
nutrition for the developing embryo; cotyledons provide nutrition
for the young seedling.
In many dicots, the first pair of leaves to emerge from the soil
after seed germination is completely unlike all the rest of the
leaves that form on that plant. In such plants, these leaves are -
Correct Answer- cotyledons, which have elongated and turned
green.
In monocots, the shoot tip is protected by ________, which
eventually degenerate(s) once exposed to air. -Correct Answer-
the coleoptile
In dicots, the shoot tip is protected by -Correct Answer- the
hypocotyl hook.
, Plants alternate between diploid and haploid generations. What is
the proper order of the plant life cycle? -Correct Answer-
Sporophyte, meiosis, haploid spore, haploid plant (gametophyte),
gamete production, zygote, sporophyte
Which of the following functions that anchor ecosystems is NOT
performed by plants? -Correct Answer- Recycle energy from dead
organisms
________ and ________ are reproductive adaptations that
allowed successful habitation of plants on land. -Correct Answer-
Seeds; pollen
_______ are to plants as amphibians are to animals. -Correct
Answer- Bryophytes
Why is water needed for bryophyte reproduction? -Correct
Answer- The sperm must swim to the egg.
The male gametophyte of flowering plants is produced by cell
divisions within the -Correct Answer- anther
Which of the following undergoes meiosis during the development
of pollen grains? -Correct Answer- microspore mother cell
In the development of a plant's ovule, the result is a gametophyte
made up of -Correct Answer- 7 cells, 6 haploid cells and one cell
with two nuclei
The immature angiosperm pollen grain consists of a tube cell and
a generative cell that will divide to produce ________ sperm cells.
-Correct Answer- 2
What are the results of double fertilization? -Correct Answer-
triploid endosperm and diploid zygote
