Earth Subsystem

1. Which subsystem is comprised of all of the waters on Earth?

• a. Atmosphere

• b. Biosphere

• c. Geosphere

• d. Hydrosphere

2. Which of the following is TRUE about atmosphere?

• a. It includes flying organisms.

• b. It serves as the Earth’s blanket.

• c. It is affected by temperature and salinity.

• d. It is composed of the different landforms of the Earth.

3. Which subsystem contains all living organisms of Earth, including those in the land, in the water and in the air?

• a. Atmosphere

• b. Biosphere

• c. Geosphere

• d. Hydrosphere

4. The Agusan Marsh is a large, warm wetland with many plants, animals, and microscopic organisms. Which part of the Earth system includes the water in this wetland?

• a. Atmosphere

• b. Biosphere

• c. Geosphere

• d. Hydrosphere

5. What subsystems are involved in the statement given below? “Flooding moves soil and rock to new places.”

• a. Atmosphere and Hydrosphere

• b. Geosphere and Biosphere

• c. Hydrosphere and Biosphere

• d. Hydrosphere and Geosphere

6. Antarctica is covered by a thick ice all year round. It is part of the Earth known as cryosphere. Which part of subsystem did Antarctica belong?

• a. Atmosphere

• b. Cyanosphere

• c. Geosphere

• d. Hydrosphere

7. What subsystem interacts when a rice plant draws water and nutrients from the soil?

• a. Atmosphere, Biosphere and Geosphere

• b. Biosphere, Hydrosphere and Geosphere

• c. Geosphere, Atmosphere and Biosphere

• d. Hydrosphere, Atmosphere and Geosphere

8. Which of the following is an abiotic factor?

• a. Plant

• b. Air

• c. Trees

• d. Bees

9. Oceans cover almost the entire Earth’s surface. This is the big part of Earth’s hydrosphere and plays an important role in Earth’s habitable condition. Which of the following is its function?

• a. It absorbs and redistributes solar radiation.

• b. It adsorbs and replenishes solar radiation.

• c. It protects and absorbs solar radiation.

• d. It protects and adsorbs solar radiation.

10.Which of the following situations shows the interaction between hydrosphere and atmosphere?

• a. Evaporating water

• b. Pouring rain

• c. Flowing stream

• d. Drinking water