Fact 1: Contact between rocks over long periods of time causes rocks to smooth. Fact 2: Sandstone, shale, and limestone are sedimentary rocks. Given the two facts above, answer the question "what is smoothed by contact over long periods of time?" with the following options: - shale - earth - eras - Roads - soils - water - clouds - ground
shale

Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs. Fact 2: Ancathostega is one of the earliest tetrapods found, and by far the most complete. Given the two facts above, answer the question "What do ancathostega have four of?" with the following options: - Eggs - feet - Wings - alveoli - Lungs - ovaries - rings - Limbs
Limbs

Q: Fact 1: Bottleneck effect occurs when a population suddenly gets much smaller. Fact 2: Effects of bottlenecks are unpredictable . Given the two facts above, answer the question "What is the effect of a population suddenly getting much smaller?" with the following options: - major threat to health - Decreased precipitation - a lot of human deaths - movement of tectonic plates - it is unpredicatbale - If they can no longer get food - Plant growth is reduced - enormous damage to homes
A: it is unpredicatbale

Question: Fact 1: Amphibians have permeable skin that easily absorbs substances from the environment. Fact 2: Chemicals can be very toxic to permeable, amphibian skin. Given the two facts above, answer the question "What do amphibians easily absorb?" with the following options: - heat energy - water - Energy - Bodily water - chemicals - body water - smog - oxygen
Answer: chemicals

*Question*
Fact 1: Fungi spores can develop into new haploid individuals without being fertilized. Fact 2: Mushrooms are an example of fungi. Given the two facts above, answer the question "what kind of spores can develop into new haploid individuals without being fertilized?" with the following options: - graptolites - burning coal - bacteria - human - plants - mushroom - embryos - parasites
**Answer**
mushroom

(Q).
Fact 1: Ozone depletion results in higher levels of UV radiation reaching Earth. Fact 2: UV radiation causes DNA damage and mutations 3.3. Given the two facts above, answer the question "Ozone depletion causes higher levels of which of the following? " with the following options: - Sulfur dioxide - Greenhouse gases - rays or beams - chlorofluorocarbons - DNA damage and mutations - harmful substances - direct damage to the lungs - wavelengths and photons
(A).
DNA damage and mutations