Fact 1: Some arthropods have special excretory structures. Fact 2: Crustaceans are, like insects, arthropods. Given the two facts above, crustaceans and insects have what special structures?
OPTIONS:
- the eyes
- a cuticle
- internal
- excretory
- invisible
- Chlorophyll
- fur and fat
- muscled
excretory
--
Fact 1: Fungi are the only organisms that can decompose wood. Fact 2: Wood used for pulp and lumber. Given the two facts above, fungi are the only organism that can decompose what?
OPTIONS:
- birds
- pine
- fossils
- matter
- eggs
- lumber
- Conifers
- millipedes
lumber
--
Fact 1: The color of leaves on deciduous trees usually changes in the autumn season. Fact 2: Autumn is a season of transistion as the warm summer days fade giving way to cooler weather. Given the two facts above, during what time frame do deciduous trees' leaves change color?
OPTIONS:
- summer end
- dry and hot
- summer start
- barrel-shaped
- dry conditions
- winter
- after winter
- climate
summer end
--
Fact 1: Adult sponges produce eggs and sperm. Fact 2: Sponges are multicellular animals that belong to the Phylum Porifera. Given the two facts above, adult members of the Porifera phylum produce what?
OPTIONS:
- bioaerosols
- kinetic energy
- harmful substances
- Leptospirosis
- Chemical energy
- eggs and sperm
- Organic compounds
- heat energy
eggs and sperm
--