Q: Fact 1: Viruses cannot reproduce by themselves. Fact 2: Viruses Viruses are the smallest agents of disease. Given the two facts above, the smallest agents of what cannot reproduce by themselves? | OPTIONS:
- Pesticides
- bacteria
- Allergies
- fungi
- animals
- dangerous
- ferns
- disease
A: disease

Q: Fact 1: Absorbing sunlight causes objects to heat. Fact 2: Sunlight, for instant, takes a full 8 minutes to cross the 150 million km to our windows. Given the two facts above, something that when absorbed causes objects to heat take how long to cross to Earth? | OPTIONS:
- Light
- water vapor
- energy
- rays or beams
- sugar
- 8 minutes
- Energy.
- A few days
A: 8 minutes

Q: Fact 1: Amutation in the sex cells of a parent can cause a new trait to appear in the parent 's offspring. Fact 2: Child' is ambiguous between 'offspring' and 'immature offspring'. Given the two facts above, a mutation in the sex cells of a parent can cause a new trait to appear in the parent 's what? | OPTIONS:
- sperm
- parent
- DNA
- ancestor
- child
- gametes
- haploid
- self
A: child

Q: Fact 1: Some mollusks are nearly microscopic. Fact 2: Ribosomes are too small to see in the light microscope. Given the two facts above, some mollusks are nearly what? | OPTIONS:
- too big to touch
- too far to deep
- important habitats
- more abundant
- major threat to health
- scarce resources
- too hard to hear
- too small to see
A: too small to see