Q: What state of matter has a definite volume, but takes the shape of the container? Choices: - gas - plasma - solid - liquid A:
liquid

Q: What do willow trees produce to kill bacteria? Choices: - chlorophyll - enzymes - cytoplasmic acid - salicylic acid A:
salicylic acid

Q: Q: What is the collective travel of sheep known as? Choices: - gaggle - load - den - herd A:
A: herd

Question: Q: What is the tough tissue that contains collagen? Choices: - membrane - muscle - fiber - cartilage A:
Answer: cartilage

*Question*
Q: In a scientific experiment, the variable that is affected by the other one is called what? Choices: - effective variable - essential variable - independent variable - dependent variable A:
**Answer**
dependent variable

(Question)
Q: The most basic division of land plants is between what type of plants? Choices: - perennial and annual - deciduous and evergreen - succulents and conifers - nonvascular and vascular A:
(Answer)
nonvascular and vascular