Unit 2 Week 3 Quiz

After the earthquake, we noticed that many buildings had ________.

• erected

• structured

• crumbled

• broken

The _____ was caused by a lack of rain.

• flood

• drought

• volcano

• mudslide

Rain forests, lakes, and deserts are all types of ___________.

• endangered species

• imbalances

• droughts

• ecosystems

Dinosaurs and saber-toothed tigers are _______________.

• endangered

• thriving

• flourished

• extinct

After providing more water and sunlight, the plants ____________________. Please mark ALL that may apply.

• crumbled

• flourished

• grew rapidly

• developed quickly

Be careful with the Christmas tree ornaments. They are very _________. Mark ALL that apply.

• delicate

• sturdy

• strong

• fragile

With the decline of healthy coral, there was a major _______ in the sea life food chain.

• ecosystem

• imbalance

• ripples

• drought

Jon-Jon threw a pebble in the water, causing lots of __________ on the surface. Mark ALL that apply.

• ripples

• tiny waves

• droughts

• ecosystem

Use your context clues to determine the best meaning of the underlined word.

He felt the vibrations on the speaker as the music played loudly.

• song

• rapid wave motions

• ripples in water

• singing