Sir Ikel (Sept. 2025)

The molecule KCI is held together by __________.

• Covalent Bond

• Metallic Bond

• Ionic Bond

• Hydrogen Bond

Who is the head of the United States' National Space Council, which is responsible for advising the President on space policy and strategy?

• Vice President Harris

• The NASA Administrator

• Barrack Obama

• Donald Trump

What is the boiling point of hydrogen?

• -253 °C

• -196 °C

• -183 °C

• -269 °C

Which of the following family-level problems is most directly linked to a reduction in the overall food supply?

• Energy consumption

• Water usage

• Waste management

• Air pollution

What is the boiling point of oxygen?

• -183 °C

• -196 °C

• -253 °C

• -269 °C

Which of the following documents did the Philippines submit under the Paris Agreement to outline its commitment to reducing greenhouse gas emissions?

• National Environmental Action Plan

• Sustainable Development Agenda

• Climate Change Mitigation Protocol

• Nationally Determined Contribution (NDC)

Which of the following best describes the relationship between the scientific discipline of Ecology and an Ecosystem?

• Whole to Part

• Part to Whole

• Cause and Effect

• Both are identical

Which of the following correctly arranges the biotechnology methods from the oldest to the latest?

• Fermentation → Vaccines → Genetic Engineering → Recombinant DNA

• Vaccines → Fermentation → Recombinant DNA → Genetic Engineering

• Fermentation → Recombinant DNA → Vaccines → Genetic Engineering

• Genetic Engineering → Recombinant DNA → Vaccines → Fermentation

Which of the following units of mass is equal to one billionth of a gram (10^-9)?

• nanogram

• Microgram

• Picogram

• milligram

What is the fundamental process by which thermal energy is exchanged between physical systems?

• Conduction

• Convection

• Heat transfer

• Thermal expansion