Q: Groups of related organs form what? Choices: - community systems - maturation systems - artificial systems - organ systems A:
organ systems

Q: What is the male gamete called in humans? Choices: - dna - egg - testes - sperm A:
sperm

Q: Q: Androgen secretion and sperm production are both controlled by hypothalamic and which other hormones? Choices: - Testes - salivary - adrenal - pituitary A:
A: pituitary

Question: Q: What is the main function of the cardiovascular system? Choices: - respiration of air - excretion of food waste - coordinate bones and muscles - transporting substances around the body A:
Answer: transporting substances around the body

*Question*
Q: The combined magnetic force of the magnetized wire coil and iron bar makes an electromagnet what? Choices: - very reduced - Very light - very heavy - very strong A:
**Answer**
very strong

(Question)
Q: What two states of matter are included in the category "fluids"? Choices: - solids and gases - bacteria and gases - liquids and soilds - liquids and gases A:
(Answer)
liquids and gases