Aids in Biology
Telangana Open School (TOSS) · Class 12 · Biology
Complete topic list for Aids in Biology in Telangana Open School (TOSS) Class 12 Biology. Key concepts, sub-topics, and what to focus on for board exams.
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Topics in Aids in Biology
Zoological Museum
- A zoological museum preserves animal specimens for education and research.
- Specimens include wet-preserved animals, dry specimens, skeletons, fossils, models, and photographs.
- Wet preservation uses 10% formalin in glass jars to preserve soft-bodied animals.
Botanical Garden and Greenhouse
- A botanical garden is a curated space where plants are grown, labeled, and used for study and research.
- Plants are arranged systematically and labeled with botanical and common names.
- National botanical gardens are located in Lucknow and Kolkata.
Herbarium
- A herbarium is a collection of dried, pressed, and preserved plant specimens mounted on paper sheets.
- Used for taxonomic studies and long-term reference.
- Specimens must be collected with roots, stems, leaves, and flowers if possible.
Aquarium
- An aquarium is a glass or plastic container housing live fish and aquatic plants.
- Used to study biological principles like photosynthesis, respiration, food chains, and nitrogen cycle.
- Substrate (sand or soil) anchors plants, allows burrowing, and acts as a biological filter.
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