Practice questions and explanations covering key biology topics such as cell biology, genetics, ecology, and human physiology. Designed to support student learning and exam preparation.
Botanical gardens conserve threatened plants outside their natural habitats and are examples of ex situ conservation.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Sacred groves are protected forest patches that serve as refuges for rare, threatened, and endemic species.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Ex situ conservation protects threatened plants and animals outside their natural habitats through zoological parks, botanical gardens, seed banks, and similar methods.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
In situ conservation protects species in their natural habitats through national parks, wildlife sanctuaries, and biosphere reserves.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Botanical gardens conserve plants outside their natural habitats and are examples of ex situ conservation.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Gametes, spores, and seeds can be preserved in liquid nitrogen at −196°C, a method known as cryopreservation.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Deforestation destroys natural habitats and contributes to biodiversity loss, whereas the other options are conservation approaches.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
The NCERT textbook recognizes 34 biodiversity hotspots worldwide, four of which include regions of India.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Biodiversity conservation aims to protect plants, animals, microorganisms, and their habitats.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
In situ conservation protects species in their natural habitats through protected areas such as national parks, wildlife sanctuaries, and biosphere reserves.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Biosphere reserves are examples of in situ conservation because species are protected in their natural habitats.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Zoos and botanical gardens are examples of ex situ conservation because they conserve organisms outside their natural habitats.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
