*Question*
If reptiles are a class of tetrapod vertebrates that produce eggs with a waterproof shell, then reptiles are a class of tetrapod vertebrates that produce eggs with a what? Answer choices: - kinetic energy - Chemical energy - the body's largest organ - heat energy - Epidermis - epidermis and dermis - waterproof shell - rapid expansion
**Answer**
waterproof shell

*Question*
If animals get food by eating other living things, then what do animals use as a food course? Answer choices: - it keeps an organism warm - water - Generating heat - Organic compounds - deadwood - light energy - other living things - inorganic
**Answer**
other living things

*Question*
If producers make food from CO and H 2, then what makes food from CO and H 2? Answer choices: - producers - carbon atoms - Most plants - production lines - light energy - trees - air pockets - Chlorophyll
**Answer**
producers

*Question*
If wind causes deposition, then what causes deposition? Answer choices: - motion - wind - rain - rivers - Sand - stream - soils - spring
**Answer**
wind