Ques: Q: What are the most abundant unicellular algae in the oceans? Choices: - chlorella - sporozoans - staurikosaurus - chryosophytes A:
Ans: chryosophytes

Ques: Q: Monotremes, marsupials, and placental mammals are subclasses of what? Choices: - amphibians - reptiles - birds - mammals A:
Ans: mammals

Ques: Q: Developing cars that run on hydrogen gas can help solve our dependence on what? Choices: - oxygen - food - water - nonrenewable fossil fuels A:
Ans: nonrenewable fossil fuels

Ques: Q: How many types of glands does the dermis contain? Choices: - three - ten - six - two A:
Ans:
two