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Day 1
What Is a Plant?
List the characteristics a pea plant shares with almost all members of the plant kingdom. Then describe some special adaptations that a pea plant has in order to survive on land.
Day 2
What Is a Plant?
Write the letter of the correct answer on the line at the left.
1. Which of the following is thought to be the ancestor of land plants?
A bacteria
B red algae
C ferns
D green algae
3. The sac inside a plant cell where
water, food, and wastes are stored is the
A vacuole
B chloroplast
C chlorophyll
D cuticle
2. Organisms that produce their own food are called
A heterotrophs
B autosomes
C autotrophs
D herbivores
4. Two structures found in plant cells but
NOT in animal cells are
A cell wall and cell membrane
B chloroplasts and cell membrane
C cell wall and chloroplasts
D vacuole and nucleus
If the statement is true, write true. If the statement is false, change the underlined word or words to make the statement true.
5. The cell wall helps a plant retain water.
6. During photosynthesis, plants produce carbon dioxide.
7. The green pigment found in specialized plant structures is called chlorophyll.
8. The system of tubelike structures inside a plant through which water, minerals, and food move is called root tissue.
9. Nearly all plants are unicellular.
10. The energy for photosynthesis comes from the sun.
Day 3
Classifying Plants
Explain the two key factors that separate nonvascular plants from seedless vascular plants from seed plants.
Day 4
Classifying Plants
Write the letter of the correct answer on the line at the left.
1. Which of the following is NOT true of mosses, liverworts, and hornworts?
A They are nonvascular plants.
B They have true roots, stems, and leaves.
C They grow in moist places.
D They are small and low-growing.
3. Which of the following is NOT a
characteristic of a dicot?
A two cotyledons
B vascular tissue bundles arranged in a ring
C floral parts often in multiples of three
D one main root
2. Which type of plant has seeds that are encased in a protective fruit?
A gymnosperms
B conifers
C angiosperms
D horsetails
4. Which statement best describes a
gymnosperm?
A a nonvascular plant with roots, stems, and leaves
B a low-growing nonvascular plant lacking true roots
C a vascular plant that uses spores to reproduce
D a vascular plant that uses pollen to produce seeds that are not enclosed in protective fruits
If the statement is true, write true. If the statement is false, change the underlined word or words to make the statement true.
5. Seedless vascular plants use spores to reproduce.
6. The young leaves of some hornworts are known as fiddleheads.
7. The vascular tissue that conducts water and nutrients in a plant is phloem.
8. All flowering plants are gymnosperms.
9. The rootlike structures that anchor a moss plant and absorb water and nutrients are called rhizomes.
10. Angiosperm species outnumber all other land plant species by about seven to one.
Day 5
Plant Structures
Identify the following parts of a plant, as well as their functions: roots, stems, leaves, and flowers.
Day 6
Plant Structures
Write the letter of the correct answer on the line at the left.
1. Animals are helpful to plants in the process of
A germination
B pollination
C transpiration
D fertilization
3. Which part of a plant is responsible
for absorbing water and minerals and anchoring the plant?
A roots
B stems
C anthers
D filaments
2. Which of the following is NOT part of a flower’s pistil?
A stigma
B ovary
C style
D anther
4. The three parts of a seed are
A stored food, embryo, cambium
B embryo, seed coat, ovary
C cotyledon, seed coat, ovule
D embryo, stored food, seed coat
Fill in the blank to complete each statement.
5. Seed is the scattering of seeds.
6. A flower bud is protected by leaflike structures called .
7. The protects the root as it grows through the soil.
8. A tree has 24 light rings and 24 dark rings. The tree is years old.
9. on the surface of a leaf control the movement of gases into and out of the leaf.
10. The hollow structure at the base of a pistil that protects seeds as they develop is the .
Day 7
Plant Reproduction
Describe the two stages of a plant life cycle.
Day 8
Plant Reproduction
Write the letter of the correct answer on the line at the left.
1. Many angiosperms rely on animals for
A fertilization
B pollination
C photosynthesis
D transpiration
3. The product of the union of sperm and egg is a(n)
A embryo
B gametophyte
C fruit
D zygote
2. Because it lives for many years, a maple tree is a(n)
A perennial
B annual
C biennial
D biannual
4. The ovules of a pine tree are
found in its
A fruits
B cones
C ovaries
D seeds
If the statement is true, write true. If the statement is false, change the underlined word or words to make the statement true.
5. The gametophyte produces spores.
6. Most gymnosperms produce both male and female fruit.
7. After a pollen grain lands on the stigma of a flower, a(n) pollen tube grows down into the ovule.
8. The female sex cell is the sperm.
9. Animals that eat fruits help to pollinate their seeds by depositing them in new areas.
10. Grafting is an example of asexual reproduction.
Day 9
Plant Responses and Growth
Explain three different types of response a plant may have to light—its direction or the length of time it lasts.
Day 10
Plant Responses and Growth
Write the letter of the correct answer on the line at the left.
1. A plant stem that grows toward light is an example of a
A negative thigmotropism
B negative gravitropism
C positive phototropism
D positive gravitropism
3. When chlorophyll in leaves breaks
down,
A photosynthesis begins
B red pigments disappear
C yellow and orange pigments become visible
D the plant becomes very active
2. To which three stimuli do plants respond?
A water, light, and touch
B light, gravity, and soil conditions
C touch, gravity, and chlorophyll
D touch, gravity, and light
4. Irises and lettuce flower when nights
are shorter than a critical length. They can be described as
A short-day plants
B long-day plants
C dormant plants
D day-neutral plants
If the statement is true, write true. If the statement is false, change the underlined word or words to make the statement true.
5. Chemicals produced by a plant that control its growth and development are called hormones.
6. A plant’s roots grow away from a rock they hit in the soil. This is an example of a positive thigmotropism.
7. Chlorophyll speeds up that rate at which a plant’s cells grow and controls a plant’s response to light.
8. The critical night length for a certain plant is 10 hours. This plant will flower only when nights are shorter than 10 hours.
9. A plant adaptation that helps it survive freezing temperatures and lack of liquid water is dormancy.
10. The blooming of poinsettias in winter and irises in spring is an example of phototropism.
Day 11
What Is an Animal?
List the main functions of an animal. Then explain how scientists classify animals into different groups.
Day 12
What Is an Animal?
Write the letter of the correct answer on the line at the left.
1. In addition to body structure and development, which of the following is used to classify animals?
A speed
B color
C DNA
D location
3. The long neck of a giraffe helps it to
find food in tall trees. What term best describes a giraffe’s neck?
A appendage
B classification
C homeostasis
D adaptation
2. Because it has a backbone, how should a hippopotamus be described?
A vertebrate
B mollusk
C echinoderm
D invertebrate
4. Which of the following animals is an
invertebrate?
A goldfish
B grasshopper
C turtle
D horse
If the statement is true, write true. If the statement is false, change the underlined word or words to make the statement true.
5. A vertebrate is an animal without a backbone.
6. Adaptations allow animals to perform their functions.
7. Animals perform classification to keep internal body conditions stable.
8. One of the main functions of animals is to get food and oxygen.
9. Animals that are more distantly related are grouped on the same branch of a classification tree.
10. Oxygen is a chemical in cells that controls an organism’s inherited characteristics.
Day 13
Animal Body Plans
Describe how animal bodies are organized. Then explain how symmetry is related to body structure.
Day 14
Animal Body Plans
1. 2. 3.
Sea Urchin Sponge Beaver
4. 5. 6.
Frog Sea Star Ant
7. If an animal has a head end and a tail, it has symmetry.
8. A(n) is a group of similar cells that performs a specific function.
9. All animals with symmetry live in water.
10. A(n) performs more complex functions than the tissues that make it up could perform alone.
Understanding Main Ideas
Classify the following animals as having no symmetry, bilateral symmetry, or radial symmetry. Write your responses on the lines below the animals.
Building Vocabulary
Fill in the blank to complete each statement.
Day 15
Study this packet.
