If annelid burrows help aerate soil, which is also good for plants, then what burrows help aerate soil, which is also good for plants? Answer choices: - leaves - adding heat - Exfoliation - good - roots - wind - rocks - annelids
annelids

If vanpools decrease the amount of cars used to travel to a place, then what decreases the amount of cars used to travel to a place? Answer choices: - single-driver cars - motorcycles - Riding a bike - gas guzzlers - energy barrier - Temperature - vanpooling - adding heat
vanpooling

Q: If brain cells die quickly if a stroke occurs, then what die quickly if a stroke occurs? Answer choices: - a fish - animals - brain cells - organs - critical organs - protons - neutrons - bones
A: brain cells

Question: If abulb converts electrical energy into radiant energy when turned on, then abulb converts what into radiant energy when turned on? Answer choices: - sun's heat - adding heat - electrical energy - peachleaf willow - electrically - an electron lens - our nearest star - hydrogen and oxygen
Answer: electrical energy

*Question*
If water is the key to life for animals, then what is the key to life for animals? Answer choices: - oxygen - fur - stamina - weather - water - holes - protein - warmth
**Answer**
water

Q: If one of the oldest forms of energy used by humans can be used to produce electricity, then one of the oldest forms of energy used by humans can be used to produce what? Answer choices: - food - engines - waves - chemicals - Decibels - sound - energy - hormones
A: energy