earth and its habitat

The Earth's structure is made up of different layers. The crust and mantle are shown in the number ... .

• 1 and 2

• 2 and 3

• 3 and 4

• 2 and 4

Here are the right sentences that describe the core of Earth, except ... .

• the temperature in the core is 6000oC

• the inner core is a solid metal ball

• the core is made up of iron and nickel

• the metal in the outer core is solid

Besides lava, some volcanoes send out the materials that flow up through a central pipe. Here are the materials, except ... .

• rocks

• snow

• volcanic ash

• gases

The effect of a strong earthquake is ... .

• trees grow bigger

• form snow in the equator line

• damage buildings and bridges

• tornadoes form in the sky

Here are the causes of tsunamis, except ... .

• an earthquake under the sea

• volcanic eruption

• landslide and meteorite impact

• heavy rain in the ocean

Tsunamis have serious effects on the environment, people, animals, and plants. Here are the effects of tsunamis, except ... .

• flooding that damages buildings

• destroy houses and bridges, and loss of lives

• environmental damage

• faster growth of plants

Fish live in a habitat that suits them. Fish have fins to ... and gills to ... .

• swim and breathe

• fly and dig underground

• crawl and catch

• breathe and move

Birds have different sizes and shapes of beaks. Starlings are omnivore. Here are the facts about starlings, except ... .

• starlings eat insects, worms, and berries

• starlings have long and pointed beaks

• starlings' beaks help to dig the ground to get insects

• starlings only eat worms and insects

The island where made of layers of lava is ... .

• Island of hawaii

• Maldives island

• River island

• Greendland island

Areas with many cracks in the Earth's crust are more likely to have … .

• both volcanic eruptions and earthquakes

• neither volcanic eruptions nor earthquakes