Q. In animals like Annelids, Molluscs, organs have associated to form functional systems, each system concerned with a specific physiological function. This pattern is called ________ system level of organization.

Article

• NDDB Aims For One-Third Global Milk Production Said chairman Meenesh Shah
• CMS Treaty Comes Under Which Organization? UNEP Explained (Current Affairs 2026)
• Upcoming Blockbuster Movies of 2025: Must-Watch Releases for Every Genre
• Nano Bubble Technology Launched at National Zoological Park, Delhi
• CURRENT AFFAIRS-11-06-2024
• New Vice Chief of Indian Army ~ Lieutenant General Upendra Dwivedi
• Naina Chhabra: The Bold New Face of Indian Web Series on ULLU
• Kariba Dam Floating Solar Project 2026 – Located on Which River?
• Laapataa Ladies- Our Ravi Kishan Ji - Jagab ke look | Aamir Khan Productions Entertainment News
• हेनले पासपोर्ट इंडेक्स 2026: भारत की रैंक, टॉप देश और परीक्षा के लिए महत्वपूर्ण तथ्य
• India 2025 Environment Report: Mixed Outlook on Challenges, Progress, and Sustainability
• UPSC Geography - Preparation Tips, Book and Author
• Gandhi: A Life in Three Campaigns - Understanding M.J. Akbar’s Insightful Biography of the Mahatma
• SCO Meeting in Islamabad, Pakistan – October 15-16, 2024
• Bihar Famous Litti Chokha Recipe | Litti Recipe| How to Make at Home
• Sequence and Series – Important Formulas (Complete Chapter Notes)
• Donald Trump Suggests Using Economic Force to Make Canada the 51st State: Analysis
• Koya Tribe reside in Godavari Valley - Special Enforcement Bureau threaten their cherished tradition of Mahua liquor consumption
• Kailash Satyarthi’s Autobiography ‘Diyaslai’ Explored at IGNCA
• Top 50 Mainstream Films That Boldly Explore Sexuality
• India Launches Campaign for UN Security Council Seat (2028–29) with 'SHANTI' Vision
• State of the Global Climate 2023 Report – WMO
• Dhurandhar (2025): A Blockbuster That Redefined Indian Action Cinema
• The Enchanting Beauty of Meghalaya
• WBPSC Clerkship Result 2024, Cut Off and Merit List
• Top 50 Adult-Themed Movies (2000–2024)
• Sensex and Nifty Fall: Stock Market Slumps Amid Global Cues, Rupee Hits Record Low
• CCI Fine Rs 213 crore ($26 million ) fine on Meta, orders WA to stop sharing data with sister companies
• Revolutionizing Tuberculosis Screening: The Role of AI-Powered Diagnostic Tools
• UPSC Mains Practice Question - 09-03-2026
• The Family Man Season 3: Release Date, Platform, And Cast Details
• President’s Rule in India (Article 356)
• SSC CPO SI Online Form 2025 – 3073 Vacancies, Last Date 16 October!
• Why is Mars Red? New Research Reveals a Surprising Truth
• Ministry of Information and Broadcasting launches Four Portals -Press Sewa, National Register for LCOs, CBC, NaViGate Bharat
• Volunteer held for rape-murder of Kolkata doctor- Will hang him, says CM Mamata
• BSSC CGL-4 Recruitment 2025: Last Date to Apply is September 24
• Sleeping Beauty (2011) – Julia Leigh’s Disturbing Vision of Power, Desire, and Surrender
• Govt of India Appointed ONGC New Director Arunangshu Sarkar
• Lord Hardinge II (1910-1916): British Viceroy of India – Policies, Impact & Legacy
• RRB Section Controller Recruitment 2025: Complete Guide & Apply Online before 14 October
• PUBG Game- Player Unknown's Battlegrounds
• Butler Committee - Modern History Notes for UPSC
• Tips to Learn Current Affairs for UPSC Exam
• UPSC ESE Syllabus Overview: A Complete Guide
• What is Russian Revolution?
• गुजरात पिथोरा पेंटिंग GI टैग: जानिए पूरी जानकारी
• javascript example
• Goa Declared Fully Literate Under ULLAS Karyakram
• President's Rule Imposed in Manipur: Political Crisis and Ethnic Violence Lead to Central Takeover
• Sentinel‑6B: New International Ocean Monitoring Mission for Sea Level & Climate
• RRB NTPC Exam Date 2026 Out For Graduate Level CBT 1 Exam, Check Full Schedule
• क्या है 'One Nation, One Election' और कैसे काम करेगा | Proposal Accepted- INDIA NEWS
• एकीकृत 71वीं संयुक्त प्रतियोगिता परीक्षा – 2025राज्य सरकार के विभिन्न विभागों में कुल 1250 पदों पर नियुक्ति! /Integrated 71st Combined Competitive Examination – 2025 Appointment on a total of 1250 posts in various departments of the state government!
• UPSC CSAT - Pattern and Syllabus, Resources, PYQs, Mock Tests
• World Happiness Report 2026
• ‘One Nation One Subscription’ Scheme
• YUVA AI for ALL: Free Online AI Course by Government of India
• National Family Health Survey-5 (NFHS-5) Highlights 2021 – Must Know for UPSC, BPSC, SSC & Other Exams
• TutorLiv: Find Nearby Tutors, Learn Better