Q: What kind of hormones are released into the environment for communication between animals of the same species? Choices: - hormones - peptides - reactions - pheromones A:
pheromones

Q: Human skin color is primarily due to the presence of what pigment in the skin? Choices: - tannin - melatonin - cytoplasm - melanin A:
melanin

Q: Q: A pedigree is a chart which shows the inheritance of a trait over several what? Choices: - centuries - events - organisms - generations A:
A: generations

Question: Q: What is the measure for how fast or slow something moves? Choices: - momentum - kinetic energy - inertia - speed A:
Answer: speed

*Question*
Q: Where is pedocal soil commonly found? Choices: - deserts - forests - slopes - grasslands A:
**Answer**
grasslands

Q: What is the process of removing wastes and excess water from the body? Choices: - depletion - diffusion - ingestion - excretion A:
excretion