Internal Structures and Functions of Plants
Which structure would be an internal structure of this organism?
A. Leaf
B. root
C. Stem
D. Ovary
What is D. Ovary
The leaves, stems, roots and flowers of plants are all which type of structures?
a. internal
b.external
c. vascular
d. reproductive
What is External
Which organism pictured would not have a rigid support system that includes bones?
A. dog
b. human
c. horse
d. a bee
What is D. bee
How does the exoskeleton of the lobster help it survive?
A. It helps the lobster swim faster
B. It is waterproof so the lobster can live underwater
C. It helps the lobster avoid being caught
D. It limits the lobster's growth.
What is B. It is waterproof so the lobster can live underwater
When a species has no more living members, the species is
A. Extinct
B. Adapted
C. Behavioral
D. Endangered
What is A. Extinct.
A plant's ovary helps the plant carry out what function?
A. food production
B. reproduction
C. growth
d. protection
What is B. Reproduction
What plant structure keeps unwanted water from entering the plant?
A. Cuticle
B. Stem
C. Root
D. Thorn
What is A. Cuticle
Suppose a vertebrate has a disease that affects its skeleton. Which sentence best describes what problem the animal would have?
A. It would not be able to interpret information
B. It would not be able to circulate blood
C. It would not be able to move
D. It would not be able to get oxygen to the lungs.
What is C. C. It would not be able to move
This external animal structure is a claw.
Which is not a function of animal claws.
A. They are used to capture prey.
B. They are used for movement.
C. They are used to tear at food.
D. They are used to keep the animal cool.
What is D. They are used to keep the animal cool.
Which of the following is a behavioral adaptation?
a. the strong wings of a hummingbird
b. the way bees work together
c. the green, slimy skin of a frog
d. the long beak of a hummingbird
What is B. the way bees work together
Which internal structures are essential for a plant to make food?
A. chloroplasts
b. ovaries
c. stomata
d. Veins
A. Chloroplasts
Which two Flower Structures are male parts?
a. pistil and pollen
b. pistil and sepal
c. stamen and pollen
d. stamen and sepal
What is c. stamen and pollen
The picture shows a structure that mammals need in order to circulate blood.
What is the name of this structure?
A. Heart
B. Lungs
C. Brain
D. Gills.
What is A. Heart.
What do structures like fur, feathers, and scales all have in common?
A. They are internal structures found in animals
B. They help animals circulate blood
C. they are needed for animals to breathe
D. They provide protection for animals.
What is D. They provide protection for animals.
What is an example of an organism adapting to a seasonal change?
A. Canada geese migrating south for the winter
B. the snowshoe hare changing its fur color from white to brown in spring
c. a chipmunk hibernating until spring
d. all the above
What is D. All the above.
Which three items must the structures have to carry out photosynthesis?
A. sunlight, oxygen, soil
b. oxygen, carbon dioxide, water
c. sunlight, carbon dioxide, water
d. water, xylem, soil.
What is c. sunlight, carbon dioxide, water
What adaptations do plants have to attract pollinators?
a. a tough outer bark
b. spines and needles
c. flowers with odors
d. a waxy cuticle
What is c. flowers with odors
The brain is an important animal structure.
Which sentence best describes how this structure helps an animal survive?
A. It helps the animal to float or sink
B. It helps the animal to interpret information
C. It helps the animal to circulate blood around its body.
D. It helps the animal to support its body.
What is B. B. It helps the animal to interpret information
Which statement comparing organisms is correct?
A. Human B. Crab
A. Both animals have a skeleton
B. Both animals have an exoskeleton
C. The crab has an skeleton, and the human has an exoskeleton.
D. The crab has an exoskeleton, and the human has an skeleton.
What is D. The crab has an exoskeleton, and the human has an skeleton.
An example of competition is
A. lion cubs playing
b. a plant growing taller to get more sunlight than its neighbors.
c. increased air pollution due to burning
d. new habitats created
What is b. a plant growing taller to get more sunlight than its neighbors.
The internal plant structures that include xylem and phloem. To which system do these plant structures belong?
A. reproductive
b. external
C. photosynthetic
d. vascular
what is d. vascular
The table lists plant adaptations and their functions.
ADAPTATION FUNCTION
flower aids in reproduction
bark ?
Cuticle stops water loss
thorns stops predators
Which phrase correctly completes the chart?
A. Store seeds
B. provides protection
c. attracts pollinators
d. carries water
What is B. Provides Protection.
The list below lists human organs and their functions
HUMAN ORGAN FUNCTION
Skeleton gives shape and aids movement
Heart pumps blood around the body
lungs ?
brain interprets messages.
Which phrase correctly completes the chart?
A. pumps blood from the lungs to body parts
b. provides oxygen to the blood
c. provides a rigid support system
d. controls how internal organs function
What is b. provides oxygen to the blood
The naked mole rat.
What adaptation does this animal have to help it live underground in cool, dark, soil?
A. It has feathers.
B. It has soft, thin skin.
C. It has large claws.
D. It has large eyes.
Which of the following is NOT a benefit of a natural fire in an environment?
a. new plant growth
b. nutrients return to soil
c. increased air pollution due to burning
d. new habitats created.
What is c. increased air pollution due to burning