Challenger App

No.1 PSC Learning App

1M+ Downloads
Read the following passage and answer the questions based on the passage: How does the passage describe the impact of crises on freedom in democracies?
Read the following passage and answer the questions based on the passage: What tone best describes the author's stance on freedom in democracy?
Select the correct option for the Direct Speech conversion of the sentence below. He observed that, had market liquidity vanished entirely, the exchange would have suspended trading.
A sentence is provided in direct speech. From the four given options, choose the one that most accurately conveys the sentence in its corresponding indirect speech. He said, "I am reading a book."

Rearrange the following sentences to form a meaningful passage:

1. Solar energy is one of the most promising renewable energy sources. 2. It has a minimal environmental impact compared to fossil fuels. 3. Solar panels convert sunlight into electricity. 4. However, energy storage remains a significant challenge for solar energy systems.

Identify the antonym for 'disrupt' as used in the phrase 'disrupting normal patterns of ocean circulation'.
Which among the following has the correct subject-verb agreement ?
Which of the following has been linked to the melting of glaciers in Greenland and Antarctica ?
Why is the polar vortex appearing more frequently outside the Arctic ?
How does the melting of sea ice contribute to human-wildlife conflict in the Arctic
How will glacial melting indirectly affect people living in coastal regions ?
What causes darker patches of ocean to appear in the Arctic ?
What is one predicted consequence of ocean warming for fishing industries ?