Question: If jellyfish have a nervous system, then what have a nervous system? Answer choices: - fur seals - viruses - animals - jellyfish - bacteria - ducks - mammals - phytoplankton
Answer: jellyfish

Question: If animals share ideas with sounds, chemicals or visual cues, then animals do what with sounds, chemicals or visual cues? Answer choices: - share ideas - share beds - Movement - share technology - reusing things - share time - Riding a bike - to move people
Answer: share ideas

Question: If cutting down black spruces has a negative impact on an ecosystem, then what has a negative impact on the ecosystem when cut down? Answer choices: - humans disturb it - scarce resources - Smoking - disease - black spruce - swamp vegetation - deforestation - Pesticides
Answer:
black spruce