167 questions and answers in this section

Natural Sciences » Botany

Explain why flowers attract insects with their colors and scents?

Explain why flowers attract insects with their colors and scents?

Insects, such as bees or butterflies, are particularly sensitive to certain colors, especially blue, purple, and yellow. These bright and contrasting colors stand out clearly...

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Explain why the Aztecs used terrace agriculture techniques.

Explain why the Aztecs used terrace agriculture techniques.

The Aztecs lived in a mountainous region with many hills and valleys. It was not easy to plant corn or beans on steep slopes. So...

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Explain why do trees often wrap around their support?

Explain why do trees often wrap around their support?

Trees are living organisms that demonstrate a remarkable ability to adapt to their environment to ensure their survival. Among the strategies developed by trees, there...

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Explain why the skin of grapes is sometimes powdery?

Explain why the skin of grapes is sometimes powdery?

Bloom naturally forms on the skin of grapes thanks to microscopic structures called cuticular waxes. These waxes are secreted by the superficial cells of the...

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Explain why some plant species are at risk of extinction after a fire?

Explain why some plant species are at risk of extinction after a fire?

A fire can completely annihilate plant species that are particularly sensitive to fire. Plants with thin leaves or very thin bark easily scorch, and their...

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Explain why some plants explode to disperse their seeds?

Explain why some plants explode to disperse their seeds?

Some plants with explosive dispersion have tissues capable of becoming under mechanical tension as they gradually dry out, like natural springs. When a certain internal...

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Explain why some roses have blue petals naturally.

Explain why some roses have blue petals naturally.

The color of roses mainly comes from pigments called anthocyanins. These are what give pink, red, or purple hues depending on their concentration and chemical...

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Explain why flowers produce different scents?

Explain why flowers produce different scents?

Flowers produce fragrances mainly to attract certain pollinating animals, such as bees, butterflies, bats, and hummingbirds. Each pollinator generally prefers a particular scent. For example, flowers pollinated...

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Explain why cacti are able to survive without water.

Explain why cacti are able to survive without water.

The cactus is a true desert sponge. Its fleshy stem has cells capable of storing a huge amount of water thanks to specialized tissues, called...

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Explain why some plants have a deep root system?

Explain why some plants have a deep root system?

In the face of water scarcity, some plants develop particularly deep roots to search for moisture below the surface. This strategy simply allows them to...

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