Q: What causes holes in bread? Choices: - heat - alcohol fermentation - moisture - yeast fermentation A:
yeast fermentation

(Question)
Q: What powerful microscopes use a beam of subatomic particles instead of a beam of light? Choices: - complex microscopes - scientific microscopes - nuclear microscopes - electron microscopes A:
(Answer)
electron microscopes

Ques: Q: Two major types of fungus-like protists are slime molds and which other? Choices: - foul molds - green molds - black molds - water molds A:
Ans: water molds

(Q).
Q: When organisms penetrate a rock, they accelerate breakdown by chemical means and what other means? Choices: - ecological - temperature - geological - mechanical A:
(A).
mechanical

Ques:Q: What is the master gland of the endocrine system? Choices: - Thyroid - Hypothyroid - Thymus - pituitary gland A:

Ans:pituitary gland

Ques: Q: What hormone affects developent and maturation in animals? Choices: - insulin - dopamine - melatonin - thyroid A:
Ans:
thyroid