Q: Respectively, which parts of the circulatory system carry blood from the heart toward capillaries, and return blood to the heart from capillaries? Choices: - parasites and veins - arteries and capillaries - organs and veins - arteries and veins A:
arteries and veins

Q: What can be identified as an element, a compound, or a mixture? Choices: - waves - energy - light - matter A:
matter

Q: Q: The zoospores develop into haploid, multicellular male and female gametophytes, which produce? Choices: - microorganisms - toxins - spores - gametes A:
A: gametes

Question: Q: What is a rock exposed to if it's undergoing metamorphism? Choices: - humidity and pressure - gravity and precipitation - time and energy - heat and pressure A:
Answer: heat and pressure

*Question*
Q: What part of the plant holds the plant upright? Choices: - roots - leaves - notochord - the stem A:
**Answer**
the stem

*Question*
Q: What is the name of the outer layer of skin? Choices: - endodermis - hypodermis - the dermis - the epidermis A:
**Answer**
the epidermis