Environment & Ecology — Official UPSC Prelims PYQs | Free UPSC Notes — BharatNotes

Skip to main content

Start Here Subjects

🎓 NCERT Hub Class VI Books Class VII Books Class VIII Books Class IX Books Class X Books Class XI Books Class XII Books ✨ New NCERT (2024+) 📥 Download All Books

📘 Prelims 📝 Mains ✍️ Essay 📊 Exam Info & Cutoffs

⏱️ Prelims Simulator New 🎯 Practice PYQs Official 📝 Prelims Practice New 📋 Mains PYQs 2019–2024 ✍️ Mains Mock Test AI Eval

🧮 Calculators & Predictors 5

Eligibility Calculator

Age, attempts, last year

Prelims Score Calculator

GS + CSAT, negative marking

Mains Marks Predictor

Estimate AIR & service

Service Allocation Predictor

Rank → IAS/IPS/IFS/IRS

State PCS Eligibility

20 PSCs side-by-side

✍️ Practice Tools 3

Word Limit Trainer

Mains writing pad + timer

Revision Scheduler

Spaced repetition planner

Study Time Tracker

Heatmap, streak, log

📊 Explorers & Planners 6

Optional Subject Selector

7-Q quiz, 48 optionals

Booklist Generator

Personalised reading plan

Study Plan Generator

Personalised timetable

PYQ Frequency Analyzer

Most-asked Mains topics

Essay Topic Predictor

17 years of Mains essays

Salary Comparison

IAS vs IPS vs IFS pay

🌟 Featured

UPSC Knowledge Hub New

600+ verified FAQs · 38 categories

📖 Exam Reference

Prelims Revision Blitz New

8-day last-week guide, 100+ facts/day

Exam Info & Cutoffs

2013–2025 cutoffs, pattern

5-stage 365-day plan

Civil Services Guide

All 24 services, pay, duties

UPSC Notifications

Dates, vacancies, alerts

📚 Study Resources

28 high-yield pages

Key Terms & Concepts

500+ UPSC terms

Editorial vocabulary

Syllabus Checklist

Track syllabus progress

Curated resources bundle

🛠️ Practice & Maps

Interview Prep AI

DAF-based mock questions

Current Affairs

Daily news + monthly mag

India & World Mapping

Interactive maps

PYQ Stats Overview

Subject-wise weightage

Progress Tracker

Chapter completion

View All Resources → 📖 How to use BharatNotes

Contact Ujiyari ↗

↑↓ navigate ↵ open ⌘↵ new tab esc close

← Quiz Hub | 🌿 Environment & Ecology

Free UPSC Civil Services (IAS/CSE) GS Notes — Prelims, Mains & Interview

📰 Daily Current Affairs on Ujiyari.com →

Study

Start Here Browse Subjects Prelims Guide Mains Preparation Essay Writing Interview Prep NCERT Hub 🗂️ Site Index

Practice

Practice PYQs (Official) Prelims Mock Test Mains PYQs (2019–24) Mains Mock + AI Eval PYQ Stats & Analysis Progress Tracker Resources & Study Kit How to Use BharatNotes

About

About BharatNotes Contact Us Telegram Channel Ujiyari — Current Affairs Privacy Policy Disclaimer

Built by Bharat Choudhary

Connect on LinkedIn →

Join Telegram Channel

Aspirants Studying on BharatNotes

— Total Aspirants

—

Studying Today

You are aspirant — — keep going!

Looking for a specific topic?

🗂️ Browse Complete Site Index — 550+ GS Topics & 409+ NCERT Chapters →

© 2026 BharatNotes by Bharat Choudhary. All rights reserved.

Ujiyari — Current Affairs

We use cookies for ads (Google AdSense) to keep BharatNotes free. No personal data is collected by us. Learn more