167 questions and answers in this section

Natural Sciences » Botany

Explain why dandelions spread so easily in our gardens?

Explain why dandelions spread so easily in our gardens?

Dandelion seeds have a very unique structure called achene, a small dry fruit with a single seed inside. At the end of each achene, there...

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Explain why some fruits change color as they ripen?

Explain why some fruits change color as they ripen?

Fruits contain several families of natural pigments that give them their characteristic color. Among the most common are chlorophyll, responsible for the green color in...

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Explain why orchids imitate insects to attract their pollinators?

Explain why orchids imitate insects to attract their pollinators?

The evolution of orchids towards insect mimicry is a surprising story of natural selection. Originally, some orchids randomly exhibited shapes or scents resembling those of...

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Explain why baobabs store water in their trunk to survive in arid environments.

Explain why baobabs store water in their trunk to survive in arid environments.

Baobabs grow in very dry regions, which forces them to develop clever strategies for survival. Their trunk is enormous and swollen, a kind of giant...

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Explain why does lemon preserve the color of cut fruits?

Explain why does lemon preserve the color of cut fruits?

When you cut an apple or a banana, they quickly turn brown: this is due to the oxygen in the air reacting with substances in...

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Explain why mint leaves a sensation of freshness in the mouth?

Explain why mint leaves a sensation of freshness in the mouth?

In mint leaves, it is mainly a substance called menthol that does all the work. Menthol is an organic molecule belonging to the family of...

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Explain why pollinating insects are vital for global food production.

Explain why pollinating insects are vital for global food production.

Pollination is a crucial process for the reproduction of flowering plants, and insects play an essential role in this process. By feeding on the nectar...

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Explain why certain plants have colored leaves in the fall?

Explain why certain plants have colored leaves in the fall?

The usual green color of leaves is due to the presence of chlorophyll, this pigment essential to photosynthesis that absorbs sunlight. In autumn, when chlorophyll...

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Explain why desert plants have developed unique adaptations to resist drought?

Explain why desert plants have developed unique adaptations to resist drought?

Deserts are incredibly complicated places for a plant to live. First of all, it's an extremely arid environment: it hardly rains, and when it does, it's irregular...

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Explain why plants react to music?

Explain why plants react to music?

The sound vibrations caused by music travel through the air and directly touch the surface of plants. These vibrations propagate within plant tissues, where they...

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