Choose the sentence which uses the underlined word correctly.

1.   ?    Recycling means to use less of something.
2.   ?    Monica needed to get to school so she recycled down the street.
3.   ?    "Did you recycle your sister?", said mom.
4.   ?    It is important to recycle paper products in order to save our trees.

Choose the sentence which uses the underlined word correctly.

1.   ?    Mary's hypothesis told her that she needed to get the supplies for her experiment.
2.   ?    Mary made a hypothesis and predicted that plants need water to grow.
3.   ?    Mary created a table for her hypothesis.
4.   ?    Mary listed her hypothesis so she was sure she had everything she needed.

Choose the sentence which uses the underlined word correctly.

1.   ?    When the class was doing their experiment, their observation was, "Will a tennis ball bounce higher than a basketball?"
2.   ?    Julian's observations were a basketball, a tennis ball, a meterstick, and a string.
3.   ?    Martha made the observation that the basketball was larger than the tennis ball.
4.   ?    Jeff's observation was: First, drop both balls from the same height. Next, measure the height that each one bounces.

Choose the sentence which uses the underlined word correctly.

1.   ?    It is important to make a table to organize your data in an experiment.
2.   ?    Margie went on a data with Jeff.
3.   ?    Jennifer's data were plants, soil, water, thermomethers, and pencils.
4.   ?    Data were growing on the tree outside my window.

Choose the sentence which uses the underlined word correctly.

1.   ?    Plants use chlorophyll, sun, water, and carbon dioxide to produce sugar in photosynthesis.
2.   ?    Sam brushed his teeth with extra chlorophyll this morning.
3.   ?    Plants take in chlorophyll and give off oxygen.
4.   ?    All animals need chlorophyll to grow.

Choose the sentence which uses the underlined word correctly.

1.   ?    The "brain" of all cells is the nucleus.
2.   ?    I got sand in the nucleus of my eye and it hurts.
3.   ?    Plant cells are the only kind of cells that have a nucleus.
4.   ?    "Jeffrey, clean up your nucleus!", mom shouted.

Choose the sentence which uses the underlined word correctly.

1.   ?    All plants have a stem to transport chlorophyll.
2.   ?    The stem of the plant is how water and nutrients travel to the leaves.
3.   ?    Plants take in water through the stem.
4.   ?    Fertilization of a plant happens in the stem.

Choose the sentence which uses the underlined word correctly.

1.   ?    Photosynthesis happens in the roots of the plant.
2.   ?    "No, photosynthesis happens in the flower.", said Margaret.
3.   ?    "Boy, are you wrong," said Mike, "photosynthesis happens in the leaves of the plant."
4.   ?    "Well, all I know is that my dog was having photosynthesis yesterday", Clark replied.

Choose the sentence which uses the underlined word correctly.

1.   ?    Fertilization occurs when the pollen from one plant gets to the flower of another plant.
2.   ?    When a plant makes sugar in its leaves, we call that fertilization.
3.   ?    My mom wanted extra fertilization on my homework.
4.   ?    The plant was sprouting from its seed, and that was fertilization.

Choose the sentence which uses the underlined word correctly.

1.   ?    The resin code tells us how to recycle a plastic product.
2.   ?    Mark wanted to resin code in order to beat the game.
3.   ?    The resin code tells is something is magnetic or not.
4.   ?    I put my resin code in my purse so I could get into my locker.

Choose the sentence which uses the underlined word correctly.

1.   ?    Jacob was doing an experiment to see if his boat would float in all types of liquid. His variable was the type of liquid he put the boat in.
2.   ?    My variable experiment was if plants grow better in soil or sand.
3.   ?    Jack put his variables into a table to keep them organized.
4.   ?    The variable I made was that plants grow better in soil.

Choose the sentence which uses the underlined word correctly.

1.   ?    The class was going to be working with heating devices, so the teacher gave everyone flame resistant aprons.
2.   ?    The paper was flame resistant, so it caught on fire easily.
3.   ?    My flame resistant car runs really fast.
4.   ?    Flame resistant tools attract magnets.

Choose the sentence which uses the underlined word correctly.

1.   ?    Constants are the things we change in an experiment.
2.   ?    I put the constants into my data table.
3.   ?    Be sure not to change any of the constants so your experiment will be valid.
4.   ?    I made the constant that sunlight was better for plants than indoor light.

Choose the sentence which uses the underlined word correctly.

1.   ?    Some of the traits of a tree are its height, the shape of its leaves, and the color of its fruit.
2.   ?    I gave a trait to my friend for a snack.
3.   ?    There were three traits in the experiment, so the teacher said we had to start over.
4.   ?    The traits told the other army where we were hiding.

Choose the sentence which uses the underlined word correctly.

1.   ?    I inherited my mother's blue eyes.
2.   ?    The baby inherited how to walk.
3.   ?    A bird's inherited behavior teaches it how to build a nest.
4.   ?    I inherited my math homework.

Choose the sentence which uses the underlined word correctly.

1.   ?    We should reduce the amount of fossil fuel we use, because it isn't going to last forever.
2.   ?    Reduce plastic by using it over again.
3.   ?    Reduce your paper, because you're running out.
4.   ?    We can reduce plastic and paper bags to hold other things.

Choose the sentence which uses the underlined word correctly.

1.   ?    My video game is my favorite organism.
2.   ?    Some organisms can survive in very cold environments.
3.   ?    My sister's organism was broken, so they put it in a cast.
4.   ?    The organism has nutrients that help the plants grow.

Choose the sentence which uses the underlined word correctly.

1.   ?    Roots of plants are important because the plant uses them to reproduce.
2.   ?    Plant use their roots to help them stay in the ground.
3.   ?    The chlorophyll in the roots of plants works with the sun to help the plant grow.
4.   ?    Colorful roots help to attract insects for reproduction.

Choose the sentence which uses the underlined word correctly.

1.   ?    I love to make spores with toasted marshmallows, graham crackers, and chocolate when I go camping.
2.   ?    Spores are important for helping plants take in water.
3.   ?    Mosses reproduce by spreading spores.
4.   ?    The spores of my bicycle are rusted from being in the rain.

Choose the sentence which uses the underlined word correctly.

1.   ?    Birds are born with the instinct to fly south in the winter.
2.   ?    My sister had the instinct to ride her bicycle.
3.   ?    Instinct helps us to do well on TAKS.
4.   ?    You have the instinct to brown eyes and black hair.