CBSE
Multiple Choice QuestionsWhich one of the following is not used for ex situ plant conservation?
Field gene banks
Seed banks
Shifting cultivation
Botanical gardens
The 'Red Data Book' records
species diversity of wetlands
list of water pollutants
list of threatened species
rate of population decline
The concept of hot- spot was first introduced by
Mayer
Simpson
Myers
David
Beta () diversity refers to diversity
within a community
between communities
between two eco zones
within a population
The objective of 'Ramsar Convention' was
forest conservation
wildlife conservation
wetland conservation
biodiversity conservation
Which one of the followings is an in situ method of biodiversity conservation?
National park
Botanical garden
Zoological garden
Scientific laboratory
Match the name of the animal (Column I) with one characteristics (Column II) and the phylum/class (Column III) to which it belongs
| Column I | Column II | Column III |
| Petromyzon | Ectoparasite | Cyclostomata |
| Ichthyophis | Terrestrial | Reptilia |
| Limulus | Body covered by chitinous exoskeleton | Pisces |
| Adamsia | Radially symmetrical | Porifera |
What is the full form of MAB?
Man and biosphere
Man and biosphere reserve
Man and biosphere reserve programme
Man and biosphere programme
Which of the following represent maximum number of species among global biodiversity?
Algae
Lichens
Fungi
Mosses and ferns
An area is declared as 'Hot Spot' when
it has 1500 or more endemic species and 75% of its original habitat is lost
it has 1500 or more vertebrate species and 75% of its original habitat is lost
it has more than 2000 species of plants
most of the species inhabiting the area is facing the risk of extinction
