Q: At high altitudes, acclimatization increases red blood cells, so there is more what to help transport the available oxygen? Choices: - platelets - plasma - leukocytes - hemoglobin A:
hemoglobin

(Question)
Q: What were the first photosynthetic organisms on earth? Choices: - mosses - trees - fungi - bacteria A:
(Answer)
bacteria

Ques: Q: How do most fish reproduce with one another? Choices: - on land - asexually - same sex - sexually A:
Ans: sexually

(Q).
Q: Hurricanes that form in the tropics are called what? Choices: - rain cyclones - tornados - caribbean cyclones - tropical cyclones A:
(A).
tropical cyclones

Ques:Q: What astronomical phenomenon, formed of split asteroids or planetary rocks, provides clues about our solar system? Choices: - galaxies - comets - stars - meteorites A:

Ans:meteorites

Q: What is the outer core made of? Choices: - compressed air - solid rock - solid iron - liquid metal A:
liquid metal