170 billion tons
Annual NPP of the whole biosphere (dry weight)
Detailed Explanation & Biological Significance
In the context of Ecosystem, understanding 170 billion tons is vital for mastering the NCERT Class 11/12 Biology curriculum. The term represents a fundamental biological concept that frequently forms the baseline for high-yield questions in the NEET UG examination.
Key NCERT Highlights: 170 billion tons
- Definition Core: Annual NPP of the whole biosphere (dry weight)
- Syllabus Unit: Ecosystem
- NEET Significance: Tested as direct factual questions, assertion-reason pairing, and match-matrix items.
Functional Role & Physiological Relevance
Biological systems depend on specialized structures and regulatory mechanisms to maintain homeostasis. 170 billion tons plays an indispensable role in enabling precise cellular communication, structural integrity, and biochemical efficiency. During NEET revision, students should pay close attention to how this term integrates into broader physiological processes.
NEET questions often test subtle distinctions between related terms. Ensure you can differentiate 170 billion tons from other key definitions in Ecosystem to avoid confusion in multi-statement options.
Chapter Context: Ecosystem
This term belongs to Ecosystem. Accelerate your preparation with full NCERT study notes, line-by-line MCQ practice tests, and interactive active recall flashcards:
Frequently Asked Questions about 170 billion tons
What is the exact definition of 170 billion tons for NEET Biology?
170 billion tons is defined in NCERT Biology as: "Annual NPP of the whole biosphere (dry weight)". It is a crucial concept tested under Ecosystem.
Which NCERT chapter covers 170 billion tons?
170 billion tons is part of NCERT Class 11/12 Biology chapter: "Ecosystem". Questions regarding this concept appear in NEET UG biology section.
How is 170 billion tons tested in NEET UG exam?
In NEET, questions on 170 billion tons are tested through direct line-by-line NCERT statements, match-the-column items, and assertion-reason questions.