1x 2x 3x 4x 5x Importance of Plants Evolution & Classification Structure & Function Plant...
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Importance of
Plants
Evolution & Classificati
on
Structure & Function
Plant Reproduction
Plant Response
s
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By global statistics, over half of the world’s
cultivated farms are used to harvest…
(a) Cereals(b) Root Crops(c) Legumes(d) Vegetables
Legumes are a protein-rich class of plants
that can be cultivated without the supplement of which macronutrient?
(a) Potassium(b) Phosphorous (c) Calcium(d) Nitrogen
Of the following, which is botanically
classified as a fruit but commonly referred to
as a vegetable?
(a) Broccoli (b) Cabbage(c) Green Beans(d) Asparagus
Which two cereal grains are cultivated in the greatest quantity on a
global scale?
(a) Corn and Wheat(b) Rice and Wheat(c) Sorghum and Corn(d) Rice and Barley
Soybean and clover plants are ecologically important for the soil
because they are…
(a) Photosynthetic producers(b) Able to harbor N-fixing bacteria(c) Chemosynthetic producers(d) Hold the soil back from erosion
Maple trees, apple trees, orchids, and palm trees are ALL examples of…
(a) Gymnosperms(b) Angiosperms(c) Bryophytes(d) Conifers
Nonvascular plants are a class of primitive plants that are distinguished by
their…
(a) Absence of xylem and phloem(b) Presence of rhizomes(c) Absence of cuticle(d) Presence of spores
In the life cycle of a fern,
(a) Archegonia and antheridia are made on the same gametophyte
(b) Antheridia make egg cells and archegonia make sperm cells
(c) Megaspores and microspores are both made(d) Pollen grains transport nonmotile sperm cells to an egg cell
Which of the following is a characteristic of conifers
BUT not of mosses and ferns?
(a) Dominant sporophyte(b) Antheridia and Archegonia(c) Nonmotile sperm cells(d) Homospory
A dominant gametophyte, homospory, archegonia and antheridia, and flagellated sperm are all characteristics
of the life cycle of…
(a) Mosses(b) Ferns(c) Conifers(d) Flowering plants
Water is transported up from the roots out through
the leaves by…
(a) Expiration(b) Transpiration(c) Primary Growth(d) Absorption
Guard cells lining the stomata in the bottom side
of a leaf of a plant periodically close to
prevent loss of…(a) Oxygen(b) Water vapor(c) Carbon dioxide(d) Chlorphyll
During fertilization in angiosperms, one sperm
fuses with an egg to form a zygote, and a second
sperm fuses with two polar nuclei to form…
(a) A single polar nucleus(b) An endosperm (c) A second zygote(d) An ovum
Each of the following characteristics can be used to differentiate monocots from dicots
EXCEPT for…(a) Number of flower petals(b) Presence of vascular tissue(c) Venation pattern on leaf(d) Arrangement of vascular bundles
The tree rings visible to the naked eye in a cross section of a mature woody
stem are composed of…
(a) Primary xylem(b) Secondary xylem(c) Primary phloem(d) Secondary phloem
Large, showy flowers tend to be ____- pollinated,
while small, drab flowers tend to be ____-
pollinated.(a) Wind; Animal(b) Cross; Self(c) Animal; Wind(d) Mammal; Insect
In monocot seeds, food is stored in the ____, while
in dicot seeds, it is stored in the ____.
(a) Plumule; Seed Coat(b) Cotyledon; Endosperm(c) Endosperm; Cotyledon(d) SeedCoat; Plumule
The type of “dual” life cycle most plants exhibit
is known as…
(a) Alternation of Generations(b) Parthenogenesis(c) Budding(d) Binary Fission
(a) Spores-Diploid(b) Gametophyte-Haploid(c) Zygote-Diploid (d) Gametes-Haploid
Which of the following pairs of reproductive terms is incorrectly
matched?
In an angiosperm, this is the structure that
develops into a fruit following successful
fertilization.(a) Pistil(b) Ovules(c) Anther(d) Ovary
The dependence of flowering on the duration of light and dark periods
is classified under… (a) Gravitropism(b) Thigmoperiodism(c) Phototropism(d) Photoperiodism
A tree growing on the top of a mountain is exposed to high winds from the
north. The trunk of the tree becomes thicker on
the side facing the wind.(a) Phototropism(b) Thigmotropism(c) Gravitropism(d) Photoperiodism
In many plants, the branches near the base are longer and more numerous
than the branches near the shoot tip. This is known
as… (a) Chemotropism(b) Nyctinasty(c) Apical Dominance(d) Thigmonasty
The stem and leaves of a plant grow up and away
from the soil.
(a) Negative gravitropism(b) Positivie gravitropism(c) Negative phototropism(d) Positive phototropism
Vernalization is an angiosperm phenomenon that requires a flowering plant’s
exposure to…
(a) A critical night length to induce flowering(b) A critical night length to prevent flowering(c) Cold temperatures to induce flowering(d) Cold temperatures to prevent flowering