District Science Quiz BeeGrade III

SILANG CENTRAL SCHOOL

Written Test

EASY:___________ Which part of the auditory system is the most sensitive to damage from sudden loud sounds?

A) Hairs in the cochlea B) Auditory nerve C) Eardrum D) Stapes

Answer: A Hairs in the cochleaRef: Science Spectrum 3 p. 17AVERAGE:

___________ Which picture shows an ocean community?

C.

A.

B. D.

Answer: B. Reference: Science Spectrum 3 p. 103DIFFICULT:

______________ What is it called when matter changes from a solid to a gas skipping a liquid state?A. Evaporation C. SublimationB. Condensation D. Precipitation

Answer: C SublimationReference: Science Links 3 p. 207

CLINCHER:Earth revolves around the Sun, which means that the Earth_______________.

Answer: moves in an orbit around the SunReference: Science Links 3 p. 332

District Science Quiz Bee

Grade IIISILANG CENTRAL SCHOOL

EASY: What do you call the central, hollow part of the external ear?

A. Cochlea C. conchaeB. Eardrum D. auricle

Answer: C. conchaeReference: Science Links 3 p 343

District Science Quiz BeeGrade III

SILANG CENTRAL SCHOOL

AVERAGE:

A ____________ is a gaseous mixture of exhaust products and industrial waste gases, interacting with radiant energy from the sun. It is also deadly on plants and animals.

A. Acid rain C. polluted airB. Smog D. air pollutants

Answer: BReference: Science Links 3 p. 295

District Science Quiz BeeGrade III

SILANG CENTRAL SCHOOL

DIFFICULT

Which mosquito believed to transfer filarial worms that can cause elephantiasis?

A. Aedes aegypti C. culexB. Anopheles D. Toxorhynchites

Answer: C. culexReference: Science Links 3 p 141

District Science Quiz BeeGrade III

SILANG CENTRAL SCHOOL

CLINCHER:

Some scientists hypothesize the Earth’s ozone layer is being damaged by _____________________.

Answer: chlorofluorocarbonsReference: Science Links 3, p 295

District Science Quiz Bee

Grade IIISILANG CENTRAL SCHOOL

Written Phase

EASY:___________ Which part of the auditory system is the most sensitive to damage from sudden loud sounds?

A) Hairs in the cochlea B) Auditory nerve C) Eardrum D) Stapes

AVERAGE:

___________ Which picture shows an ocean community?

C.

A.

B. D.

DIFFICULT:

______________ What is it called when matter changes from a solid to a gas skipping a liquid state?A. Evaporation C. SublimationB. Condensation D. Precipitation

CLINCHER:Earth revolves around the Sun, which means that the Earth_______________.