*Question*
If the method used by cells to reproduce is how organisms grow and repair themselves, then the method used by cells to reproduce is how organisms grow and what? Answer choices: - photosynthesis - biological diversity - repair themselves - destroy themselves - organize themselves - It helps them survive - competing for resources - remove themselves
**Answer**
repair themselves

*Question*
If aradio converts electrical energy into sound that travels in waves, then aradio converts electrical energy into what? Answer choices: - speed - pictures - light - warmth - photons - engines - sound - motion
**Answer**
sound

*Question*
If rivers are usually larger than mountain sources, then rivers are usually larger than what? Answer choices: - objects that have mass - body water - colder and wetter - Veins and arteries. - allow growth - loose soil - at or near the margins - mountain sources
**Answer**
mountain sources

*Question*
If infection can cause an aneurysm, then what can cause an aneurysm? Answer choices: - smoking - infection - bacteria - viruses - Pollution - steroids - influenza - rays or beams
**Answer**
infection