Discover the marvels of the natural world and scientific breakthroughs •

What is the name of the process by which plants convert sunlight into energy?
a) Photosynthesis
b) Respiration
c) Fermentation
d) Digestion
Which planet is known as the “Red Planet”?
a) Venus
b) Mars
c) Jupiter
d) Saturn
What is the largest living structure on Earth?
a) Amazon Rainforest
b) Great Barrier Reef
c) Sahara Desert
d) Mount Everest
Which scientist is famous for developing the theory of relativity?
a) Isaac Newton
b) Albert Einstein
c) Galileo Galilei
d) Nikola Tesla
What natural phenomenon causes the Northern Lights?
a) Earthquakes
b) Solar wind interacting with Earth’s magnetic field
c) Volcanic eruptions
d) Tidal waves
Which element is most abundant in the Earth’s crust?
a) Iron
b) Oxygen
c) Silicon
d) Aluminum
What is the world’s deepest known point in the ocean?
a) Mariana Trench
b) Tonga Trench
c) Kuril-Kamchatka Trench
d) Java Trench
Which animal is known for its ability to change color for camouflage?
a) Chameleon
b) Leopard
c) Peacock
d) Lion
What is the primary source of energy for the Sun?
a) Nuclear fission
b) Nuclear fusion
c) Chemical reactions
d) Gravitational contraction
Which natural wonder is famous for its towering limestone formations and caves in Vietnam?
a) Halong Bay
b) Ha Long Bay
c) Phong Nha-Ke Bang
d) Ban Gioc Waterfall