Which one among these is NOT an ex-situ conservation strategy?
Seed banks
Botanical gardens
Cryopreservation
Biosphere reserves
Biosphere reserves
D.
Biosphere reserves
Ex- situ conservation is the conservation and maintenance of samples of living organisms outside their natural habitat, in the form of whole plants, seed, pollen, vegetative propagules, tissue or cell cultures.
In-situ conservation is the on-site conservation or the conservation of genetic resources in natural populations of plant or animal species.
Biosphere reserves, National Parks and wildlife sancturies are in-situ conservation methods i.e. conservation of wildlife in their natural habitat.
Match the following columns and choose the correct option from the codes given below.
| Column I (Terminology related to corals) | Column II (Explanation) |
| A. Corallite | 1. Main constitutent of coral reef |
| B. Corallium | 2. Central irregular skeleton mass of ridge |
| C. Hexacoralliaons | 3. Skeleton of mass solitary coral |
| D. Columella | 4. Skeleton of colonical coral |
A - 1; B - 3; C - 2; D - 4
A - 2; B - 1; C - 4; D - 3
A - 3; B - 4; C - 1; D - 2
A - 4; B - 2; C - 3; D - 1
Man And Biosphere programme (MAB) was launched by UNESCO in 1971. Which of the following is not an objective of this programme?
To provide opportunities for education and training
To promote international cooperation
To provide long term in situ conservation of genetic diversity
To provide protection to wild animals fauna
If the decomposers become extinct, the most severally affected would be
biomagnification
damage to nitrogen fixation
non-cycling of minerals
carnivores will be starved
Wildlife is destroyed most when
there is lack of proper care
mass scale hunting for foreign trade
its natural habitat is destroyed
natural calamity
Find the wrongly matched pair
Endemism - species confined to one region and not found anywhere else
Hot spots - regions with species richness
Alien species to India - Clarias gariepinus
Lungs of the planet - Amazon Rain Forest
Lungs of the planet - Amazon Rain Forest
Read the statements regarding a stable community and choose the correct option
(1) must be resistant to occasional disturbances
(2) should show much variation in productivity from year to year
(3) must be resistant to invasions by alien species
(1) and (2) are correct
(1), (2) and (3) are correct
(1) only is correct
(2) and (3) are correct
(2) and (3) are correct
Find the wrongly matched pair
Endemism - species confined to a region and not found anywhere else
Hot spots - Western ghats
Sacred groves - Jaintia hills of Rajasthan
ex situ conservation - Zoological parks
ex situ conservation - Zoological parks
