Energy Flow in the Biosphere

The original source is of energy is the

Of the all of the solar energy that makes it to Earth, what percent approximately gets used by producers?

• 50%

• 30%

• 12%

• 2%

Which of the following are synonyms for producers?

• heterotroph

• autotroph

• decomposer

• photosynthesizer

• chemosynthesizer

Chemosynthesizers are able to use what as their energy source

• sunlight

• organic compounds

• inorganic hydrogen sulfide

• the products of cellular respiration

Which of the following is in greatest abundance in the atmosphere?

• oxygen

• carbon dioxide

• nitrogen

• water vapour

The area of Earth where all living things are found is the

• biosphere

• lithosphere

• atmosphere

• hydrosphere

Most light that reaches the is Earth is _____________ from the atmosphere or from the surface.

Surface reflect differently based on the coverage and colour of the surface. For example dirt absorbs heat, whereas ice and ocean surface reflect. This is also known as the ___________ effect.

All land surface components are part of the

• atmosphere

• lithosphere

• hydrosphere

• inner crust

Match the following

• Pyramid of Biomass

• Shows the dried body mass in relation to their body size.

• Pyramid of Numbers

• Shows the number of each organism in each trophic level

• Pyramid of Energy

• No process is 100% efficient

• First Law of Thermodynamics

• Energy is not created or destroyed just transformed

• Second Law of Thermodynamics

• Shows the energy in each trophic level