Science Trivia Questions — page 155

The boiling point of nitrogen is -196°C. What states of matter are involved when nitrogen boils?

• Agas to liquid
• Bsolid to gas
• Cliquid to gas
• Dliquid to solid

Some plants produce fruit such as apples. What is one function of a fruit?

• Ato store water for seed germination
• Bto stop seeds from dispersing
• Cto produce food for seeds
• Dto protect seeds

The bacteria Escherichia coli (E. coli) live in the intestines of humans and make vitamins such as vitamin K and B-complex vitamins. Which would best describe the relationship between E. coli and humans?

• AThe E. coli benefit and humans are harmed.
• BThe E. coli and humans both benefit.
• CThere is only a benefit for the E. coli.
• DThere is only a benefit for the humans.

Why is water from an aquifer more likely to be cleaner than water from other sources?

• Abecause it rises to the surface near the ocean
• Bbecause pollutants are filtered by rock and soil deep within Earth
• Cbecause it receives water directly from precipitation
• Dbecause it forms where fresh and salt water meet

Which bathroom item is also a communication protocol?

• ABRUSH
• BSOAP
• CCOMB
• DGEL

What atomic structure is made up of MORE than one particle?

• Aproton
• Bnucleus
• Cneutron
• Delectron

The top layers of soil are important because they -

• Agive plants nutrients
• Bprotect the bedrock
• Cmake walking easier
• Dprevent earthquakes

Which feature of some young birds helps them avoid becoming prey before they learn to fly?

• Asmall beaks for eating seeds
• Bchirping loudly in imitation of their parents
• Chatched from an egg laid by the parents
• Dspeckled brown coloring that looks like leaves

Which species has the most complex color vision system in the animal kingdom?

• AMantis shrimp
• BFat-tailed dunnart
• CPigeons
• DHoney- and bumblebees

If an object scatters light in all wavelengths, what color does it appear to be?

• ATransparent
• BInvisible
• CBlack
• DWhite

Which has the greatest effect on aiding the movement of blood through the human body?

• Agravity
• Btension
• Cfriction
• Ddensity

Where is the radial artery located?

• AAbdomen
• BNeck
• CBehind the Knee
• DForearm

Which of the following is a trait that a dog does NOT inherit from its parents?

• Athe size of its appetite
• Bthe shape of its nose
• Cthe color of its fur
• Dthe length of its fur

The breaking of a mineral into small, flat sheets is known as

• Ahardness.
• Bluster.
• Ccleavage.
• Dstreak.

Scientists have categorized trees based on whether they keep or lose their leaves each year. Another logical way to categorize trees is based on the

• Atypes of nutrients needed to grow.
• Bcolor of leaves that are produced.
• Ctype of fruit that is produced.
• Damount of oxygen that is released into the air.

How many teeth does the average adult mouth have (except for wisdom teeth)?

• A28
• B36
• C20
• D32

Some birds build nests in the spring. This nest building is a seasonal adaptation that occurs to help the birds

• Afly south
• Bsurvive the winter
• Cprotect their young
• Dfind food

Which is an example of organic weathering of rocks?

• Atree roots growing in a fractured rock
• Bice freezing on a rock surface
• Cglaciers moving large pieces of a fractured rock
• Dwind blowing sand against a rock surface

In 2002 Ericsson signed a joint agreement with a vendor, whose advanced silicon technology would be used in the core components for Ericssons GPRS and 3G reference design platforms. Who was that vendor?

• AIBM
• BTexas Instruments
• CMotorola
• DIntel

When liquid water freezes, it forms ice. What is the physical state of an ice cube?

• Agas
• Bplasma
• Csolid
• Dliquid

Which is a statement about climate?

• AThe temperature range today was 10°C to 20°C.
• BThe average high temperature in May is 20°C.
• CThe high temperature tomorrow will be 14°C.
• DThe average temperature yesterday was 15°C.

Which of the following is a correctly written chemical equation that demonstrates the conservation of mass?

• AMg + HCl -> H_{2} + MgCl_{2}
• BH_{2} + O_{2} -> H_{2}O
• CH_{2}O + CO_{2} -> H_{2}CO_{3}
• DKClO_{3} -> KCl + O_{2}

Which property of air does a barometer measure?

• Atemperature
• Bhumidity
• Cspeed
• Dpressure

Which substance is necessary for burning to take place?

• Aoxygen
• Bcarbon dioxide
• Cozone
• Dhydrogen

Which moon is the only satellite in our solar system to possess a dense atmosphere?

• AMiranda
• BTitan
• CEuropa
• DCallisto

What type of glands are the Glands of Montgomery?

• ALacrimal glands
• BSalivary glands
• CSudoriferous glands
• DSebaceous glands

Which of the following traits of a dog is inherited from its parents?

• Athe habit of barking to go outside
• Bthe presence of fleas in its fur
• Cthe ability to sit up and beg
• Dthe color of its fur

The lightest baby weighed this much.

• A17.63 ounce (500 g)
• B9.87 ounce (280 g)
• C0.70 ounce (20 g)
• D3.88 ounce (110 g)

A scientist is searching for areas where new solar systems might form. What feature is the scientist looking for?

• Aa gravitational acceleration of 9.8 m/sec2
• Ba cloud of dust and gas
• Ca star similar to our Sun
• Dan oxygen-rich atmosphere

A group of citizens want to have a statue built out of marble. They want to place it in a climate that has a slow rate of chemical weathering. In which type of climate would it be best to place the statue for the slowest rate of chemical weathering?

• Acold and dry
• Bcold and humid
• Chot and humid
• Dhot and dry

Generally, the deeper rock layers of Earth are older than shallower rock layers. How can the collision of two tectonic plates change the order of the rock layers?

• AThe rock layers contain pollutants that dissolve soil.
• BThe rock layers are moved closer to rivers which erode landforms.
• CThe rock layers are compressed forming faults and folds.
• DThe rock layers lack water due to extended droughts.

Carbon on Earth is found in both living and nonliving matter. In order for carbon to be continuously available, it must be recycled. Through which process is carbon made available in the atmosphere?

• Alayering of soil
• Bforest fires
• Cplant photosynthesis
• Dformation of fossil fuels

The condition of the air outdoors at a certain time of day is known as

• Aweather
• Blight
• Cforce
• Dfriction

What model is used to show the pattern of traits that are passed from one generation to the next in a family?

• Adichotomous key
• Benergy pyramid
• Cpedigree chart
• Dline graph

Which tree, that grows on the Canary Islands, Cape Verde and Madeira, secretes a reddish juice, called Dragons blood?

• ADracaena draco
• BCastanopsis
• CPara rubber tree
• DThe Canary Island Pine

What is the ideal body weight for a six-foot-tall man with average bone structure?

• A200 pounds
• B220 pounds
• C195 pounds
• D178 pounds

Which of these is a function of all cells?

• Ato absorb nutrients and gases from blood
• Bto give shape and structural support to an organism
• Cto produce food using water and carbon dioxide
• Dto extract energy from food to sustain life

Ben has a snack with a combination of raisins, chocolate pieces, and nuts. As he eats the snack, Ben picks out all of the raisins. Which best describes the snack Ben is eating?

• Aa mixture
• Ban element
• Ca compound
• Da solution

Which tool would be most useful in studying the living organisms the students collected from the pond?

• Amicroscope
• BpH meter
• Cbalance
• Dthermometer

The element nitrogen can be found in simple, nonliving substances, such as air, and in complex molecules in living organisms, such as DNA. Which statement explains why nitrogen can exist in many compounds?

• ANitrogen atoms have different amounts of energy.
• BNitrogen atoms can bond to different atoms.
• CNitrogen atoms are different sizes.
• DNitrogen atoms are different ages.

During which phase change is heat energy absorbed by a substance?

• Aliquid to solid
• Bliquid to gas
• Cgas to liquid
• Dgas to solid

The human hearing range is 20-20,000 hertz. A sound Peggy heard was measured at 15,000 hertz. Which characteristic best describes the sound wave that Peggy heard?

• Afast speed
• Blong wavelength
• Clarge amplitude
• Dhigh frequency

Although he is known primarily as a physicist, Albert Einstein did make at least one very important contribution to modern mathematics. In which field was this contribution?

• ATheory of groups
• BPartial differential equations
• CTensor analysis
• DDifferential topology

As part of an experiment, an astronaut takes a scale to the Moon and weighs himself. The scale reads 31 pounds. If the astronaut has a mass of about 84 kilograms, which are the approximate weight and mass of the astronaut when standing on the Earth?

• A186 pounds and 14 kilograms
• B31 pounds and 14 kilograms
• C31 pounds and 84 kilograms
• D186 pounds and 84 kilograms

Which a molecular process found only in retroviruses?

• Atranslation
• Breverse translation
• Creverse transcription
• Dtranscription

Students on a field trip discovered fossilized shark teeth on the side of a cliff. Which conclusion can best be made about the history of the area?

• AIt was once part of a glacier.
• BIt was once a shallow sea.
• CIt was once part of a rain forest.
• DIt was once a hot desert.

As the distance between a magnet and a metal paper clip increases, the force of attraction between them

• Aincreases
• Bremains the same
• Cdecreases

Which planet of the Solar System has been nicknamed The Red Planet?

• AMercury
• BVenus
• CNeptune
• DMars

The water cycle describes the movement of the water of Earth. About 96% of the water of Earth is the salt water found in the oceans while the remaining 4% is fresh water. Where would the majority of the freshwater on Earth be found?

• Alakes and rivers
• Bice caps and glaciers
• Cswamps and wetlands
• Dgroundwater and aquifers

After Audrey drinks a glass of juice, digestive processes deliver glucose to the bloodstream. From the bloodstream, glucose molecules enter the cell. In order for glucose molecules to be used by the cell, glucose-specific enzymes must do what?

• Acatalyze a chemical reaction with the glucose
• Bevaluate the energy content of the glucose
• Cbind glucose molecules to each other
• Dtransport the glucose molecules to the nucleus