*Question*
You are presented with the question "What do plants require for reproduction?" and the following answer choices:  - energy  - nutrients  - bloom time  - animals  - sunlight  - Energy.  - food  - hormones  Now knowing that plant requires seed dispersal for reproduction and seeds are probably dispersed by animals, choose the best answer.
**Answer**
animals

*Question*
You are presented with the question "What do incandescent bulbs produce as they create electricity?" and the following answer choices:  - energy  - heat  - fuel  - smoke  - gas  - fields  - copper  - waves  Now knowing that an incandescent light bulb converts electricity into light by sending electricity through a filament and incandescent bulbs produce more heat than light, choose the best answer.
**Answer**
heat

*Question*
You are presented with the question "what uses their sense of smell to find a mate?" and the following answer choices:  - eyes  - members of their own species  - passenger pigeons  - Something that is self-aware  - a type of amphibian  - plants  - eat plants or other animal  - h2o  Now knowing that most salamanders use their sense of smell to find a mate and salamanders are a type of amphibian, choose the best answer.
**Answer**
a type of amphibian

*Question*
You are presented with the question "What can be used for survival in the desert?" and the following answer choices:  - nutrients  - shade  - food and shelter  - salt and water.  - heat  - picnics  - Conserving water  - Chemical energy  Now knowing that conserving water can be used for survival in a dry environment and deserts are usually very, very dry, choose the best answer.
**Answer**

Conserving water