Fact 1: Mammals breathe with the help of a diaphragm.  Fact 2: Belly breathing uses the diaphragm, which helps relax the lungs.  Given the two facts above, what breathes by relaxing the lungs?
OPTIONS:
- mammals
- tortoises
- dogs
- chickens
- ducks
- humans
- crocodiles
- animals
mammals
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Fact 1: Female monotremes lack a uterus and vagina.  Fact 2: Monotremes include the duckbill platypus.  Given the two facts above, which parts do female duckbill platypus lack?
OPTIONS:
- uterus and vagina
- Chlorophyll
- Epidermis
- a cuticle
- epidermis and dermis
- four limbs
- fur and fat
- critical organs
uterus and vagina
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Fact 1: Lions live in social groups called prides.  Fact 2: Chimpanzees live in social groups called communities.  Given the two facts above, what are lion communities called?
OPTIONS:
- complex
- PDAs
- groups
- protected
- prides
- murders
- flocks
- dangerous
prides
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Fact 1: Animals may compete for territory, water, food, or mates.  Fact 2: Mating Ducks usually look for a mate or partner in winter.  Given the two facts above, animals can compete for territory, water, food, or what?
OPTIONS:
- environment
- bosses
- transportation
- vegetation
- plants
- Energy.
- partners
- energy

partners
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