If female echidna lack a uterus and vagina, then what females lack a uterus and vagina? Answer choices: - alveoli - echidna - cows - women - dogs - ligt - alpacas - goats
echidna

If contact between shale over long periods of time causes them to smooth, then what smooths over long periods of time due to contact? Answer choices: - oxygen - calcite - h2o - clouds - erosion - shale - bamboo - rivers
shale

If adelta is formed by deposition of sediment at the mouth of a water supply fanning out, then what is formed by deposition of sediment at the mouth of a water supply fanning out? Answer choices: - a hurricane - soils - a delta - an ocean - soft soil - an island - detritus - spring
a delta

If there is little wildlife in volcanic areas, then what type of terrain has little wildlife? Answer choices: - Woods - Volcanic - Flatland - Winter - dry and hot - threatened - Steppe - lack
Volcanic