As the pandemic made its mark in 2022, the planet _________(25)_________ a series of growing environmental challenges. At the UN, the struggles of farmers and the global food system, the ________ (26)_________ loss of biodiversity, and the ever-heating planet dominated the agenda, culminating at November’s COP26 climate conference. This challenge is especially ______ (27)______ in India, where more than 700 million people depend on forests and agriculture for their sustenance. More than 85% of them are small and marginal landholders, leaving them especially _________ (28)_________ as the climate changes the world around them. Fortunately, pioneers across India are deploying a set of techniques, known as landscape restoration, that can _______(29)______ damaged ecosystems and ______(30)____ biodiversity.

Find out the appropriate word which fits the blank (27) appropriately.

The correct answer is stark.

Step-by-Step Explanation:

1. Understand the Context of the Sentence:
The paragraph discusses severe environmental challenges globally and highlights how severe or pronounced this challenge is in India, where over 700 million people depend on forests and agriculture. The sentence reads: "This challenge is especially ______ (27)______ in India..."

2. Analyze the Meaning of the Words in the Options:

• stark: Severe, severe/harsh in appearance, sharply clear, or strikingly obvious. In the context of a challenge, "stark" describes a grim, plain, or acute reality.

• affable: Friendly, good-natured, or easy to talk to (used to describe people/demeanor).

• genial: Friendly and cheerful (used for people or climate in a pleasant sense).

• embark: A verb meaning to go onboard a ship/aircraft or to begin a course of action.

• ornate: Elaborately or highly decorated.

3. Conclusion:
The environmental challenge facing India is harsh, severe, and acutely noticeable due to the large population depending directly on agriculture. Therefore, the adjective stark appropriately fits blank (27).