Problem: OPTIONS:
- dry
- wet
- arid
- cold
- UV
- warm
- humid
- fern
Q: Fact 1: Plants that are adapted to very dry environments are called xerophytes. Fact 2: Bromeliads and cacti are xerophytes. Given the two facts above, bromeliads and cacti have adapted to very _ environments.?
Answer: dry

Problem:OPTIONS:
- refraction of light
- an area swollen with pus
- by indirect light
- death and devastation
- bending light rays
- electron microscope
- deadly and devastating
- Veins and arteries.

Fact 1: Viruses are so small that they can be seen only with an electron microscope. Fact 2: Viruses include the Tobacco Mosaic Virus. Given the two facts above, how can cells of the Tobacco Mosaic be seen?
****
A: electron microscope

Fact 1: Chromosomes are the form of the genetic material of a cell during cell division. Fact 2: Mitosis is cell division. Given the two facts above, chromosomes are the form of the genetic material during ?
OPTIONS:
- plants
- reproduce
- condensation
- mitosis
- osmosis
- complex
- animals
- respiration
mitosis

Fact 1: Cutting down trees has a negative impact on an ecosystem. Fact 2: Trees are cut down in the forest and are then sent to a paper mill. Given the two facts above, a what can have a negative impact on ecosystem?
OPTIONS:
- paper mill
- A virus
- deforestation
- storm
- disease
- rainfall
- tree
- Pollution

Answer: paper mill

Question: Fact 1: Natural disasters can cause animals to leave an environment. Fact 2: Earthquakes are special kinds of natural disasters. Given the two facts above, what can cause animals to leave an environment?
OPTIONS:
- drought
- earthquakes
- deforestation
- laziness
- sloth
- colder weather
- flooding
- play
Answer: earthquakes

input: OPTIONS:
- reptiles
- four limbs
- humans
- the Sun
- bacteria
- insects
- sponges
- elephants Now, answer this question: Fact 1: Vertebrate chordates have a backbone. Fact 2: Because reptiles are vertebrates, they are chordates. Given the two facts above, what has a backbone?
A:
output:
reptiles