science ch. 3 #2

Which flower part protects the buds?

• petals
• sepal
• stamen
• stem

A spider spinning webs is an example of:

• instinct
• learned behavior
• stimulus
• adaptation

An animal that eats nectar would use this adaptation:

• feet
• stinger
• wings
• fins

Scientists classify plants using how they transport nutrients and:

• how they pollinate
• how tall they are
• what color they are
• how they reproduce

__________ is a waste product that plants give off during photosynthesis.

• oxygen
• nitrogen
• carbon dioxide
• smoke

A turtle pulling its head into its shell is an example of:

• a change due to a stimulus
• hibernation
• instinct
• migration

A bee orchid is helped from its appearance because

• it is pretty
• people pick them a lot
• it attracts pollinators
• it has lots of nectar

An example of an animal behavior is:

• sharp claws
• migrating
• having feathers
• beaks

Seed dispersal helps seeds because

• wind blows them
• animals eat them
• trees grow tall
• they don't have to compete with their parents

Why should geese migrate?

• It's good exercise
• If it's too cold they will die
• Mexico is a country in N. America
• Canada is in the north