Fact 1: Some flowers become fruits. Fact 2: Fruits are an adaptation for seed dispersal. Given the two facts above, some flowers become an adaptation for what?
OPTIONS:
- genetic diversity
- Reproduction
- insects
- seed dispersal
- Plant reproduction
- seed cracking
- seed destruction
- seed withering

Answer: seed dispersal

Fact 1: Air pollution harms the respiratory and circulatory systems. Fact 2: Air pollution is caused by lots of different pollutants. Given the two facts above, what systems are pollutants bad for?
OPTIONS:
- destroying life
- classification system
- an organism's body
- respiratory and circulatory
- animal habitats
- ambulatory systems
- social security system
- the environment

Answer: respiratory and circulatory

Fact 1: Viruses cannot reproduce by themselves. Fact 2: Viruses attach themselves to cells and reproduce. Given the two facts above, how can viruses make copies of themselves?
OPTIONS:
- A compound that donates proton
- attach themselves to cells
- have sex with another virus
- distances themselves from cell
- attach themselves to viruses
- it needs them
- rapid expansion
- By wind and rain

Answer:
attach themselves to cells