Q: If ejaculation of sperm can be inhibited by bacterial infection, then bacterial infection can inhibit ejaculation of what? Answer choices: - babies - sperm - sugar - animals - erection - eggs - humans - pregnancy
A: sperm

Q: If some deuterostomes lack respiratory systems, then some what lack respiratory systems? Answer choices: - Smoking - respiratory systems - deuterostomes - cigarettes - alpacas - hawks - barnacles - pigs
A: deuterostomes

Q: If sea turtles and fish share sources of food, then what shares a food source with fish? Answer choices: - Energy - Energy. - animals - Chemical energy - phytoplankton - rocks - sea turtles - the Sun
A: sea turtles

Q: If earthworms help plants grow, then what do earthworms do? Answer choices: - Start fires - reproduce - Destroy earth - Move to another area - Converting waste. - Create earth - competing for resources - Help plants grow
A: Help plants grow