Telephones are used for communication by two people by transmitting sound, and all sounds are waves produced by the vibrations of material objects. Given these facts, telephones are used for communication by two people by transmitting waves produced by what among the following options: - The bending of a ray of light - movement of tectonic plates - the vibrations of soul - tectonic plates being pushed together - the vibrations of objects - the vibrations of the ether - movements in the earth's crust - the waves of the ocean
the vibrations of objects

Pollination is the fertilization step in the sexual reproduction of plants, and pollination is the transfer of pollen grains to a stigma. Given these facts, the transfer of pollen to what is the fertilization step of the sexual reproduction of a plant among the following options: - stigma - apples - flowers - embryos - potatoes - seeds - eggs - plants
stigma

Q: Evolution occurs by a process called natural selection, and speciation is an extension of evolution. Given these facts, what occurs by a process called natural selection among the following options: - competition - root growth - mitosis - meiosis - speciation - cellular respiration - Plants growth - Animal survival
A: speciation

Question: Hearing is used for sensing sound by animals, and cows are social animals. Given these facts, what uses hearing to sense sound among the following options: - bacteria - h2o - Whales - dogs - humans - cows - protist - bears
Answer: cows

*Question*
Microorganisms cause food to spoil, and food is often moldy or spoiled . Given these facts, what happens when microorganisms get on food among the following options: - It tastes better - Animal survival - Dehydration - hydrate their cells - Nothing, it's normal - It gets moldy - hyperthyroidism - The food is safe to eat
**Answer**
It gets moldy

(Q).
Conserving water can be used for survival in a dry environment, and many plants have developed unique leaf adaptations in order to conserve water. Given these facts, unique leaf adaptions on some plants have enabled them to do what among the following options: - rapid expansion - To avoid death - survive in dry environments - reducing acid rain - photosynthesis - refraction of light - prevent heat loss - it keeps an organism warm
(A).
survive in dry environments