Grade 5 Final Revision

Insects and animals represent the biosphere in ecosystems.

• True

• False

‎................... is a saltwater lake in Egypt.‎

 

• Lake of Wadi Al-Rayan

• Lake Qaroun

• Lake Manzalah

• Lake Nasser

All the following are characteristics of abyssal zone, except ................‎

• sunlight cannot reach it.‎

• they are dark areas.

• they are very deep areas.

• they are shallow areas.

All the following water bodies contain salt water, except ............‎

• gulfs

• rivers

• seas

• seas

Air represents the geosphere in ecosystems.

• True

• False

Human breathing of air is an example of the interaction of the biosphere with the geosphere.

• True

• False

Estuaries have a mixture of .................. and ....................‎

• groundwater-rainwater

• groundwater-fresh water.

• rainwater-salt water.

• fresh water-salt water

Less than 50% of Earth's surface is covered with water. ‎

• True

• False

The number of Earth's layers that form geosphere is ............... layers.‎

• Two

• Four

• Six

• Five

Some human activities are responsible for water pollution.‎

• True

• False