*Question*
If fertilization occurs when a sperm and nuclei fuse, then fertilization occurs when a sperm and nuclei what? Answer choices: - fuse - leave - CO 2 - fusion - emerge - grow - H 2 O - procreate
**Answer**
fuse

*Question*
If looking at the sun can have a negative impact on the eyes, then what can have a negative impact on your eyes? Answer choices: - Going to the eye doctor - A light amount of reading - cigarettes - smoking pipes - Eating a lot of carrots - Pollution - Pesticides - Looking at the sun
**Answer**
Looking at the sun

*Question*
If many carnivores feed at more than one trophic level, then many what feed at more than one trophic level? Answer choices: - roots - humans - carnivores - cacti - animals - people - algae - plants
**Answer**
carnivores

*Question*
If the epidermis and dermis protects the body from harmful substances, then what protects the body from harmful substances? Answer choices: - h2o - brain - hard outer covering - fur and fat - protective bony armor - salt and pepper - epidermis and dermis - deoxyribonucleic acid
**Answer**
epidermis and dermis