SCIENCE CLUB '20-'21 FINAL ROUND

Why are coal, petroleum, and natural gas included as non – renewable resources considering the fact that they are produced from plant and animal remains?

• It takes a very long time to produce them.

• The Philippines is dependent on supply from other countries.

• They are difficult to locate and explore from Earth.

• Using those will results in environmental problems.

State one advantage of bulbs arranged in parallel arrangement in a circuit.

• When one bulb fused the other can still light up.

• Reduce the amount of electric current used for both bulbs.

• Both bulbs in a parallel arrangement in circuit will share the electric current produced by the battery.

• Parallel arrangement makes the bulbs light up brighter.

The correct sequence of heart chambers a red blood cell would pass through as it travels through the heart _________________.

• Left Atrium – Right Atrium – Left Ventricle – Right Ventricle

• Left Atrium – Left Ventricle – Right Atrium – Right Ventricle

• Right Atrium – Right Ventricle – Left Atrium – Left Ventricle

• Right Atrium – Left Ventricle – Left Atrium – Right Ventricle

You are asked to identify an unknown slide. Which could help you identify it to be an animal cell?

• Presence of Chloroplast

• Angular and rigid shape

• Absence of centrioles

• Absence of chloroplast

How do you increase the surface area of an alkaline seltzer tablet?

• Heat it
• Crush it
• Leave it whole.
• Freeze it.

Which of these statements correctly describes the forces acting on this statue? 

• The downward force of gravity affects the statue more than the table. 
• The downward force of gravity on the statue is balanced by the upward force of the table on the statue. 
• Gravity pushes down on the statue with a force greater than the upward force from the table. 
• Gravity pulls the table down and pushes the statue up. 

In plants, opening in the leaves called stomata exchange gases with the enviroment. An organ system with a similar function in many animals is the... 

• Nervous
• Cardiovascular
• Respiratory
• Integumentary

Which best describes what is happening to the light?

• Diffracted
• Diffused
• Reflected
• Refracted

Which will have the greatest acceleration if acted upon by a net force of 150 N?

• 2 kg object
• 11 kg object
• 45 kg object
• 100 kg object

Fish are able to survive in aquatic habitats due to

• Their ability to swim to the surface to breath
• Special structures adapted to obtain dissolved oxygen
• Their ability to change colors
• Special structures adapted to allow quick movements