Q: What do scientists use to search other planets suitable for living? Choices: - optics - lasers - microscopes - telescopes A:
telescopes

Q: What is the most numerous species on the planet? Choices: - trees - viruses - humans - bacteria A:
bacteria

Q: What is the movement of substances across the membrane without the expenditure of cellular energy called? Choices: - inner cell transport - immune transport - active transport - passive transport A:
passive transport

Q: Which nerve directly stimulates the contraction of skeletal muscles in the pharynx and larynx to contribute to the swallowing and speech functions? Choices: - glands nerve - larynx nerve - gland nerve - vagus nerve A:
vagus nerve