Energy & Organisms

Autotrophs that convert _ energy into usable energy.

• food

• carbohydrate

• light

• nutrient

What chemical bond in ATP releases energy when broken?

• phosphate-phosphate

• adenine-ribose

• ribose-phosphate

• phosphate-water

Which terms best describe heterotrophs?

• Plants; producers
• Animals; producers
• Plants; consumers
• Animals; consumers

Building up of small molecules into larger molecules

• Catabolism

• Anabolism

• Metabolism

Energy exists in many forms. In organisms, energy is stored as _ potential energy.

• chemical

• mechanical

• light

• thermal

The breakdown of ATP _ energy for powering cellular activities in organisms.

• releases

• stores

Photosynthesis is the _ pathway in which light energy from the Sun is converted to chemical energy for use by the cell.

• anabolic

• catabolic

Cellular respiration is the catabolic pathway in which _ is broken down and energy is released.

• carbon dioxide

• sunlight

• organic molecules

• water

According to the Laws of Thermodynamics, energy can be converted from one for to another, but _.

• created by plants and destroyed by animals

• created by the sun and destroyed by decomposers

• cannot be created or destroyed

According the second law of thermodynamics, with every transfer of energy _.

• total amount of useable energy increases

• the amount of useable energy decreases

• entropy decreases