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July 25, 2020 Recommended

Plants that survive under hardships

Many ferns grow along north or west facing walls every year. Their spores might have been there in crevices during the dry season. Unless there is a supply of water from leaking pipe they complete their life cycle within the rainy season and pack up with the passing rains. They pass away and leave for us a lesson to remain happy and survive in hard conditions.

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May 11, 2023 Recommended

Some Types of Technologies

There are many different types of technologies or technological models- such as Low-tech, Hi-tech, alternative, intermediate, appropriate, blended, hard, and soft technologies.

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December 22, 2022 Recommended

Adapting to the environment

Abrupt changes in environment often do not give time to an organism to get ready and to face the challenges. As such the organism can survive only when it has sufficient abilities to tolerate these changes.

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August 11, 2024 Recommended

The Limit of Tolerance of Environment

We have been hearing about environmental pollution, loss of biodiversity, energy crisis, and the sustainable environment since long. So many things have already been infused in school syllabi as well. But how many of us really apply in our real life the things about which we have read in our classes?

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May 31, 2021 Recommended

Herbs Mixed Jaggery prepared to cure diseases

Jaggery is a traditional sweet of India. After the appearance of sugar in Indian markets, its use was slowed down for some decades. But now it is being used in urban areas also. It is reported that jaggery contains many medicinal properties and it is full of nutrients.

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September 1, 2021 Recommended

Reproduction and Variations

Living beings develop their population through reproduction. But reproduction is the process through which different traits appear in living beings. Variation is essential for evolution

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