Internal & External Structures
Which statement best supports the claim that spines on a cactus are external structures.
A: Flowers of the cactus have bright colors.
B: Cactus have short, dull spines.
C: Cactus have thick stems and waxy skin.
D: Cactus have long, sharp spines.
D: Cactus have long, sharp spines.
What does an Amazonian Water Lily have to protect it from predators?
thorns on its underside
What does a bee use its wings for?
A: to help it store nectar
B: to help it fly away from predators quickly
C: to help it drink nectar
D: to help it hold the pollen baskets
B: to help it fly away from predators quickly
A dog barks when the doorbell rings. WHat type of information is the dog responding to?
A: light
B: odor
C: temperature
D: sound
D: sound
What is an external structure that helps a hawk catch its prey?
Examples: talons, sharp beak, keen eyesight
Which adapted structure helps a rabbit survive the hot, dry habitat of a desert?
A: long legs run faster
B: short ears release more heat
C: long ears release more heat
D: short legs run slower
C: long ears release more heat
When the spines are removed:_______
A: the cactus can survive just fine. The spines are not that important.
B: the cactus will not hurt people.
C: animals can more easily eat parts of the cactus, causing it to die.
D: the flowers can bloom bigger attracting more pollinators.
C: animals can more easily eat parts of the cactus, causing it to die.
How do a bee's eyes help support its growth?
A: The bee's eyes help it find food sources from far away.
B: The bee's eyes can quickly fill the pollen baskets.
C: The bee's eyes help it drink nectar.
D: The bee's eyes carry pollen to the nest.
A: The bee's eyes help it find food sources from far away.
A student wants to make a claim about spines of the cactus. Which is a correct claim?
A: Flowers are an external structure that help the cactus to survive and reproduce.
B: Spines are an external structure that help the cactus survive and reproduce.
C: Spines are an internal structure that help the cactus survive and reproduce.
B: Spines are an external structure that help the cactus survive and reproduce.
Which adapted structure helps a rabbit survive predators and live longer?
A: short legs run slower
B: long legs run faster
C: long ears release more heat
D: short ears release less heat
B: long legs run faster
What is the eye placement (front or side) and pupil shape (horizontal, vertical, round) of most grazing prey animals?
Eyes are on the side of the head and the pupil is horizontal.
First, the dog's _____ hear the doorbell. Next, the information is sent to the _____, which tells the dog's ______ to bark.
A: eyes; mouth; brain
B: brain; ears; mouth
C: ears; brain; mouth
B: brain; ears; mouth
Name 3 external structures of a plant.
Answers will vary.
Daily double!!
hear- ears
taste- tongue
smell-nose
see-eyes
touch-fingers
I claim the _______ is a better fit for the hot, dry desert habitat. My evidence is that this rabbit has ________.
A: black- tailed jackrabbit; small ears
B: cottontail rabbit; long legs
C: cottontail rabbit; short legs
D: black- tailed jackrabbit; long ears
D: black- tailed jackrabbit; long ears
Which statement is true?
A: A book is seen because the light hits the book, then reflects to the person's eye.
B: The light goes from the person's eye to the book to be seen.
C: The light path comes from the lamp, then back to the lamp.
A: A book is seen because the light hits the book, then reflects to the person's eye.