Science Trivia Questions — page 58

Which trait would a cat most likely inherit from its parents?

• Ahaving white fur
• Bchasing a toy
• Cknowing its name
• Dhaving a scar

Which structure determines the traits that will be passed to offspring?

• Achromosome
• Bcentromere
• Cnuclear membrane
• Dspindle fibers

Tigers and household cats are members of the same family; however, their sizes are vastly different. What is the cause of this difference?

• Abiochemical makeup
• Bbehavioral makeup
• Chabitat size
• Dgenetics

Which sequence identifies the levels of organization of body structures in a human from simplest to most complex?

• Acell -> organ -> tissue -> organ system
• Borgan system -> cell -> tissue -> organ
• Ctissue -> organ -> organ system -> cell
• Dcell -> tissue -> organ -> organ system

An example of an instinct is

• Adoing your homework at the same time each day.
• Blaughing at something funny.
• Cdogs doing tricks when told.
• Dsalmon returning to their birthplace to lay their eggs.

Where did the dog breed "Chihuahua" originate?

• AMexico
• BFrance
• CRussia
• DSpain

Because of the lack of atmosphere, the craters on most celestial bodies from the solar system remain preserved for hundreds of millions or billions of years. The largest known crater within the solar system is located on which natural satellite?

• AIo
• BTitan
• CThe Moon
• DDeimos

When a red bull (RR) is bred with a white cow (WW), a roan calf (RW) is sometimes produced. If a roan bull (RW) is bred with a roan cow (RW), what is the most likely outcome of the offspring?

• A0 red, 0 white, and 4 roan
• B1 red, 1 white, and 2 roan
• C0 red, 1 white, and 3 roan
• D2 red, 2 white, and 0 roan

Science students investigated the cause of the different phases of the moon. The model that would best demonstrate the cause of the phases of the moon would include representations of

• Athe moon, the sun, and Venus
• Bthe moon and the sun
• Cthe moon, the sun, and Earth
• Dthe moon and Earth

Sand and iron particles that are similar in size and color are mixed together in a beaker. What would be the best method of separating the particles?

• AAdd water to the mixture.
• BUse tweezers to separate them.
• CUse a magnet to separate them.
• DPour the mixture into a filter.

Many microphones use this shape because of its specific properties.

• AEllipse
• BParabola
• CHyperbola
• DCircle

All of the following events occur during prophase in mitosis except

• Acondensation of DNA.
• Bcrossing over.
• Cspindle formation.
• Dpairing of chromosomes.

An echo is a sound wave that has been

• Ascattered.
• Brefracted.
• Creflected.
• Dabsorbed.

Ruben is using a compass to find out which direction the wind is blowing. Which of the following would be best for him to observe to help him find the direction of the wind?

• Athe shadow of a building
• Bbirds flying above the trees
• Cthe temperature on a thermometer
• Da flag on a pole

Which of these must occur when a substance goes through a chemical change?

• AThe substance changes shape.
• BThe substance changes phases.
• CThe substance forms a new substance.
• DThe substance gets larger.

Sally placed electrodes into a beaker containing a solution and connected the electrodes to a batter. Part of Sally's report stated "Bubbles were given off at one of the electrodes." The statement is

• Aa theory
• Ban observation
• Ca conclusion
• Da prediction
• Ea hypothesis

Which change would have the greatest negative impact on the survival of an owl species?

• Aan increase in primary consumer population
• Ban decrease in acid rain
• Can increase in producers
• Dan decrease in size of habitat

The color of which animal allows it to blend into its environment?

• Acardinal
• Bsquirrel
• Cpenguin
• Dpolar bear

David planted ten corn seeds in sandy soil and ten corn seeds in clay soil. He kept both groups of plants at room temperature, gave them the same amount of water, and placed them all in the same sunny room. Which of the following questions is David most able to answer with his experiment?

• AHow much soil and water do corn seeds need to grow?
• BWhat are the effects of soil, temperature, water, and sunshine on the growth of corn plants?
• CDo corn plants grow better in sandy soil or in clay soil?
• DDo corn plants grown in sandy soil need more water than corn plants grown in clay soil?

Which factor will prompt an animal's fight-or-flight response?

• Aprotection of the environment
• Bseasonal temperatures
• Cpopulation size
• Dcompetition for food

Decayed prehistoric plants have helped in the formation of

• Acoal, oil, and gas.
• Bshale, quartz, and coal.
• Coil, shale, and granite.
• Dcoal, shale, and quartz.

Which process moves water from the oceans to the atmosphere?

• Acondensation
• Btranspiration
• Cprecipitation
• Devaporation

The primary cause of continental drift, earthquakes, and volcanic eruptions is

• Athe rotation of Earth on its axis.
• Bthe gradual sinking of Earth's crust.
• Cheat from the Sun warming Earth.
• Dconvection currents beneath Earth's crust.

When was the first mammal successfully cloned?

• A2009
• B1985
• C1996
• D1999

Substances enter any plant or animal cell by passing through which of the following structures?

• Acell membrane
• Bnucleus
• Cchloroplast
• Dvacuole

The statement "gold is more dense than lead" is

• Aan opinion because more research is needed.
• Ban opinion because both metals are hard to find.
• Ca fact because it has been observed and tested.
• Da fact because most people agree.

The male insects in a population are treated to prevent sperm production. Would this reduce this insect population?

• AYes, because it would sharply decrease the reproduction rate.
• BNo, because the insects would still mate.
• CYes, because the males would die.
• DNo, because it would not change the offspring mutation rate.

Which planet did the "Viking 1" spacecraft send surface images of, starting in 1976?

• AJupiter
• BMars
• CVenus
• DSaturn

Read the equation. 2Ca + O_{2} -> 2CaO What is the product of the reaction?

• Acompound
• Bmixture
• Csolution
• Dmetal

Heavy rain can cause soil to flow quickly downhill. What is this change called?

• Aa flood
• Ba tornado
• Ca landslide
• Dan earthquake

A small, fast-moving river in is in a V-shaped valley on the slope of a mountain. If you follow the river to where it passes through a plain, what will the river most likely look like compared with how it looked on the mountain?

• AStraighter
• BMuch the same
• CDeeper and faster
• DSlower and wider

Which part of the body does glaucoma affect?

• ABlood
• BStomach
• CThroat
• DEyes

Taste is related to what other basic sense?

• ABalance
• BVision
• CSmell
• DHearing

How many moons, revolving around Jupiter, did Galileo Galilei discover in the 17th century?

• A4
• B1
• C2
• D9

On what date was the planet Neptune discovered?

• AMay 3, 1865.
• BDecember 19, 1888.
• CSeptember 23, 1846.
• DAugust 19, 1901.

Windows NT is a family of operating systems produced by Microsoft. What does NT stand for?

• ANetwork Technology
• BNetwork Terminal
• CNew Technology
• DNetworking and Troubleshooting

Plants use sunlight to make

• Awater.
• Bminerals.
• Cfood.
• Dsoil.

Students combined baking soda and vinegar to demonstrate a chemical reaction. What indicates that a chemical reaction occurred?

• Aa reduction in total mass
• Bthe disappearance of atoms
• Cthe formation of bubbles
• Dan increase in the number of atoms

Most of the United States is a part of which tectonic plate?

• AEurasian Plate
• BNorth American Plate
• CSouth American Plate
• DPacific Plate

In which environment is white fur color an advantage for survival?

• Adesert
• Bgrassland
• Carctic tundra
• Dtemperate forest

Which factor would most likely limit the number of mice living in an area?

• Aless competition
• Bstable climate
• Cplentiful resources
• Dmore predators

What is one way plants and animals are different?

• APlants produce their own food, and animals do not.
• BPlants do not need minerals, and animals do.
• CPlants need sunlight, and animals do not.
• DPlants do not produce oxygen, and animals do.

What do the elements sulfur (S), nitrogen (N), phosphorus (P), and bromine (Br) have in common?

• AThey are nonmetals.
• BThey are noble (inert) gases.
• CThey have the same thermal conductivity.
• DThey have the same number of protons.

People use water in different ways. Which of these activities wastes water?

• Asoaking vegetables in water to clean them
• Bfilling a glass with water
• Cadding cups of water as directed by a recipe
• Dleaving a faucet on

How should researchers share their findings with other scientists to validate their study of the effectiveness of a new medication?

• Ae-mail the research results to local newspapers
• Bpublish the results in brochures for doctors
• Cdiscuss the research results on the Internet
• Dpublish the research results in a scientific journal

Which of the following has the greatest effect on the ability of soil to hold water?

• Athe size of the soil particles
• Bthe color of the soil particles
• Cthe age of the soil particles
• Dthe luster of the soil particles

Which best describes a characteristic of the jet stream?

• AIt forms a boundary between a cold air mass and a warm air mass.
• BIt causes high pressure air masses to rotate clockwise.
• CIt forces the hot air along the equator to rise to areas in North America.
• DIt creates the high winds around the eye of a hurricane.

What is the first line of defense in the human body against infection and disease?

• Awhite blood cells
• Bred blood cells
• Cthe skin
• Dvitamins

Does active transport require the energy of the molecule adenosine diphosphate or ADP?

• AYes
• BNo

Students are studying how the positions of Earth and the Sun effect changes on Earth. After four seasons have passed on Earth, which has happened?

• AEarth has completed one revolution around the Sun.
• BThe Moon has completed one revolution around Earth.
• CEarth has completed one rotation around the Moon.
• DThe Sun has completed one revolution around Earth.