7th TBA Review 4SW

Which leaf is shown in the drawing?

• Magnolia

• Redbud

• Sweetgum

• None of the above

To what order does a two pairs of wings, rigid and leathery and mouth for sucking belong to?

• Diptera

• Lepidoptera

• Heteroptera

• Coleoptera

Use the dichotomous key to identify this white wildflower

• Starflower

• Chickweed

• Common Strawberry

• Bowman's root

What is insect B?

• Bee

• Ladybug

• Firefly

• Dragonfly

What is natural selection?

• passing of hiding traits to future generations

• passing of survival traits to future generations

• passing of hunting traits to future generations

Xylem is a plant tissue made up of elongated cells stacked end to end the length of the plant’s stem. Which function is xylem specifically adapted to perform in plants?

• Help prevent water loss

• Transport water from roots

• Exchange gases with the atmosphere

• Capture sunlight for photosynthesis

Peppered moths often hide on white-colored birch trees because they are similarly colored. Which of the following environmental changes would lead to the enhanced survival of darker moths?

• Disease kills off more than half of the birch tree population

• Warm weather causes the birch trees to grow their leaves back early.

• Heavy rainfall causes birch trees to grow taller than normal

• Birch trees become covered in black ash from nearby factories.

This is a example of........ 

• organ system
• cells
• organ
• tissue

This is a example of ........

• cell
• organ system
• organ
• tissue

This is a example of ........

• cell
• tissue
• organ 
• organ system