1. Review for Unit 4 test
You can do it!!!!

2. Without gas exchange, a plant would be unable to
make food
make minerals
absorb sunlight
absorb water from the soil.

3. Xylem and phloem are NOT
transport subsystems
present in bryophytes
vascular tissues
present in ferns.

4. Which of the following is NOT a characteristic of all plants?
are eukaryotic
produce seeds
have cell walls
are multicellular

5. Plants use the energy of sunlight to
exchange gases with the atmosphere
carry out cellular respiration
take in water from the soil
carry out photosynthesis.

6. Which of the following includes all the others?
Xylem
Phloem
vascular tissue
tracheids

7. Which term below is LEAST closely related to the others?
Fruit
Ovary
seed
cone

8. pollen grain Seed Spore gametophyte
Which of the following includes a plant embryo, a food supply, and a protective covering?
pollen grain
Seed
Spore
gametophyte

9. Living on land required that plants
evolve photosynthetic pigments
conserve water
exchange gases
have cell walls.

10. conduct sugars to the roots absorb carbon dioxide from the air
If some of the xylem of a young oak tree was destroyed, it would most likely interfere with the tree’s ability to
conduct sugars to the roots
absorb carbon dioxide from the air
absorb sunlight
conduct water to the leaves.

11. A monocot is an angiosperm that has
a taproot
one seed leaf
branched veins
two seed leaves.

12. Ground tissue is found in plant
stems only
roots and stems only
stems and leaves only
roots, stems, and leaves.

13. Angiosperms produce seeds inside protective structures called
pollen grains
Ovaries
Cones
petals.

14. Root pressure causes a plant’s roots to absorb water.
forces the water in xylem downward.
is produced in the cortex of the root.
is produced in the vascular cylinder by active transport.

15. phloem from the leaf of a plant
Which of the following should a student examine under a compound microscope to observe cell division?
epidermis of a leaf
xylem from a tree trunk
tip of a shoot
phloem from the leaf of a plant

16. The vascular cylinder of a root consists of
xylem only.
phloem only.
xylem and phloem.
xylem, phloem, and ground tissue.

17. meristematic tissue ground tissue phloemd xylem
Which of the following is the only tissue that produces new plant cells?
meristematic tissue
ground tissue
phloemd
xylem

18. Most of the photosynthetic activity in plants takes place in the
mesophyll.
guard cells.
stomata.
xylem.

19. adhesion only. pressure. capillary action. cohesion only.
Water will move higher in a narrow glass tube than in a wide glass tube because of
adhesion only.
pressure.
capillary action.
cohesion only.

20. The stomata of leaves are usually open in
light if a plant has enough water.
light if a plant has too little water.
darkness if a plant has enough water.
darkness if a plant has too little water.

21. Vascular tissue in plants consists of
meristem.
parenchyma and collenchyma cells.
xylem and phloem.
epidermal cells.

22. A seed plant is anchored in the ground by its
stems.
leaves.
roots.
trichomes.

23. Through which plant cells does water move by capillary action?
phloem cells
mesophyll cells
guard cells
xylem cells

24. taproot. monocot. fibrous root. extensive root system.
A carrot is a(an)
taproot.
monocot.
fibrous root.
extensive root system.

25. Minerals from the soil move into roots by
diffusion.
active transport.
transpiration.
root pressure.

26. One of the main functions of stems is to
carry out photosynthesis.
transport substances between roots and leaves.
store carbohydrates.
store water.

27. The attraction of water molecules to other molecules is called
adhesion.
capillary action.
cohesion.
transpiration pull.

28. The sterile leaves of a flower are the
carpel and stamens.
stigma and style.
filaments and anthers.
sepals and petals.

29. Alternation germination. pollination. competition.
A seed that is dispersed to an area far away from the parent plant might face less
Alternation
germination.
pollination.
competition.

30. Seeds dispersed by animals typically are contained in
fleshy, nutritious fruits.
buoyant structures.
cones.
lightweight structures.

31. Corn, sugar beets, cauliflower, and cabbage were all developed by
plant propagation.
pollination.
germination.
selective breeding.

32. Pollen grains are produced by
male reproductive structures.
ovules.
female reproductive structures.
flowers.

33. Most people in the world depend on food crops such as
sugar beets, cabbage, and broccoli.
strawberries, chilies, and avocadoes.
wheat, rice, and corn.
apples, grapes, and strawberries.

34. A ripened ovary that contains seeds is called a(an)
embryo.
fruit.
ovule.
vegetable.

35. The seed type shown in Figure 24-5 that is generally dispersed by animals is(are)

36. The early growth stage of a plant embryo is called
fertilization.
germination.
dormancy.
pollination.

37. Seeds that are dispersed by wind and water typically are
lightweight.
nutritious.
large.
sweet and fleshy.