Problem:OPTIONS:
- seeds
- an insect
- bloom time
- sunlight
- energy
- Energy.
- gene flow
- direct energy

Fact 1: Plant reproduction requires pollination. Fact 2: An insect visitor is required for pollination and they have a mixed mating system. Given the two facts above, plant reproduction requires?
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A: an insect

Problem:OPTIONS:
- replication
- extinction
- survival
- kill them
- Dehydration
- mutations
- thrive
- deforestation

Fact 1: If all members of a species cannot produce offspring then that species will likely become extinct. Fact 2: For example, geese are a species and ducks are a species. Given the two facts above, what would happen if all geese could not reproduce?
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A: extinction

Problem:OPTIONS:
- fungi
- ferns
- mollusks
- animals
- barnacles
- reptiles
- insects
- birds

Fact 1: Wings are part of the exoskeleton and attached to the thorax. Fact 2: An insect has 6 legs and a head, thorax and abdomen. Given the two facts above, what type of organism has an exoskeleton?
****
A: insects

Problem:OPTIONS:
- ice
- fibers
- metal
- peat
- keratin
- oil
- glass
- snow

Fact 1: Agreenhouse is used to protect plants from the cold. Fact 2: Agreenhouse is made entirely of glass. Given the two facts above, what can be used to protect plants from the cold?
****
A:
glass