81 questions and answers in this section

Natural Sciences » Ecology

Explain why the Statue of Liberty is green?

Explain why the Statue of Liberty is green?

For the construction of the Statue of Liberty, Frédéric Auguste Bartholdi, the French sculptor, chose steel. This internal steel structure was designed by Gustave Eiffel, famous for...

Read full answer

Explain why mosquitoes bite us?

Explain why mosquitoes bite us?

Mosquitoes bite us to feed on our blood which provides them with the necessary proteins for the maturation of their eggs. Female mosquitoes are the...

Read full answer

Explain why flies often get stuck in the house?

Explain why flies often get stuck in the house?

Flies often get stuck in houses because of the small size of the openings. Indeed, these insects are attracted by the natural light coming through...

Read full answer

Explain why coral reefs are in danger.

Explain why coral reefs are in danger.

Human sources of pollution, such as wastewater discharge, agricultural pesticides, hydrocarbons, and solid waste, have devastating effects on coral reefs. Chemicals in wastewater can disrupt...

Read full answer

Explain why do koalas sleep so much?

Explain why do koalas sleep so much?

The koala has a rather slow metabolism, which means it needs little energy to function. Its diet is mainly composed of eucalyptus leaves, rich in...

Read full answer

Explain why poison dart frogs are so brightly colored?

Explain why poison dart frogs are so brightly colored?

Poison dart frogs are distinguished by their bright and varied colors, which play a crucial role in their survival and reproduction. These colors result from...

Read full answer

Explain why mangroves protect coastlines from storms?

Explain why mangroves protect coastlines from storms?

The roots of mangroves play a crucial role in wave dissipation. Indeed, these trees grow in coastal areas subject to difficult environmental conditions, such as...

Read full answer

Explain why the nuclear alert siren looks like a turtle?

Explain why the nuclear alert siren looks like a turtle?

The resemblance between the nuclear alert siren and a turtle could be explained by evolutionary convergence. This scientific concept refers to the phenomenon in which...

Read full answer

Explain why dragonflies fly so fast?

Explain why dragonflies fly so fast?

Dragonflies are able to fly quickly thanks to their small but powerful flight muscles. These muscles are made up of thoracic muscles which represent about...

Read full answer

Explain why soil biodiversity is essential to preserve life on Earth.

Explain why soil biodiversity is essential to preserve life on Earth.

Soil biodiversity is essential for promoting fertility and productivity in terrestrial ecosystems. Microorganisms, fungi, earthworms, and other soil organisms play a crucial role in the...

Read full answer