1) What is the name of Alien A? a) Alienus bob b) Alienus jack c) Alienus robert d) Alienus george e) Alienus sam 2) What is the name of Alien B? a) Alienus bob b) Alienus jack c) Alienus robert d) Alienus george e) Alienus sam 3) Which tree does the unknown leaf come from? a) Ungnadia speciosa b) Sophora secundiflora c) Salix nigra d) Quercus laceyi 4) Which mollusk moves by jet propulsion and does not have an external shell? a) Squid b) Slug c) Nautilus d) Snail 5) Which mollusk has an external shell that is one single shell and moves by jet propulsion? a) Squid b) Slug c) Nautilus d) Snail 6) What is true about the nautilus? a) It has an external shell b) It has a single shell c) It has two shells d) No external shell e) Moves by crawling f) Moves by jet propulsion 7) What is true about the squid? a) It has an external shell b) It has a single shell c) It has two shells d) No external shell e) Moves by crawling f) Moves by jet propulsion 8) What is true about the slug? a) It has an external shell b) It has a single shell c) It has two shells d) No external shell e) Moves by crawling f) Moves by jet propulsion 9) What is true about amphibians? a) Has fur b) No fur c) Has feathers d) No feathers e) Has scales f) No scales 10) What is true about birds? a) Has fur b) No fur c) Has feathers d) No feathers e) Has scales f) No scales 11) Which animal has no fur, but has feathers? a) Bird b) Mammal c) Amphibian d) Fish e) Reptile 12) Which animal has no fur, no feathers, and no scales? a) Bird b) Mammal c) Amphibian d) Fish e) Reptile 13) Which animal has no fur, no feathers, has scales, and can live out of the water? a) Bird b) Mammal c) Amphibian d) Fish e) Reptile

Dichotomous Keys Practice Questions

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