Grade 8- Science Quiz Bee

Which is the world's largest ocean?

• Atlantic Ocean

• Indian Ocean

• Pacific Ocean

• Arctic Ocean

Which of the following is the slowest but most destructive type of seismic wave?

• P-wave

• L-wave

• Surface wave

• Tidal wave

Which phase change is observed when water is heated on the stove?

• Evaporation

• Condensation

• Freezing

• Melting

Chromatids align themselves at the center. In what stage of

mitosis does this event happen?

• Anaphase

• Metaphase

• Telophase

• Prophase

______ is the study of the distribution and movement of water both on and below the Earth's surface, as well as the impact of human activity on water availability and conditions.

• Oceanology

• Technology

• Geology

• Hydrology

These are the effects of water pollution.

• Degrades rivers and coasts as recreational areas.

• Particulates can reduce visibility and create smog.

• Destroy commercial fisheries that are sources of food and livelihood.

• Toxic compounds can cause massive fish kills.

What makes the mitosis similar to meiosis?

• Diploid parent cell

• Involves one cell division

• Consists of interphase, prophase, metaphase

• Ends with cytokinesis

These are the sources of water pollution.

• Industrial activities use nearby aquatic resources as accessible waste dumps.

• Petroleum spills happen either accidentally or deliberately.

• Litter consisting of plastic items, wrappers, garbage thrown directly in creeks, lakes, or rivers.

• Swimming, in-stream consumption of water.

Calculate the Net Force.

• 60N, Left

• 100 N

• 40N, Right

• 60N, Right

A 30kg motorcycle is traveling with a velocity of 5 m/s. What is its kinetic energy at this velocity?

• 375 J

• 25 J

• 150 J

• 278 J