91.

Which one of the following is not used for ex situ plant conservation?

• Field gene banks

• Seed banks

• Shifting cultivation

• Botanical gardens

Which of the following represent maximum number of species among global biodiversity?

• Algae

• Lichens

• Fungi

• Mosses and ferns

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

The concept of hot- spot was first introduced by

• Mayer

• Simpson

• Myers

• David

The objective of 'Ramsar Convention' was

• forest conservation

• wildlife conservation

• wetland conservation

• biodiversity conservation

What is the full form of MAB?

• Man and biosphere

• Man and biosphere reserve

• Man and biosphere reserve programme

• Man and biosphere programme

The 'Red Data Book' records

• species diversity of wetlands

• list of water pollutants

• list of threatened species

• rate of population decline

Beta ($\mathrm{\beta }$) diversity refers to diversity

• within a community

• between communities

• between two eco zones

• within a population

Which one of the followings is an in situ method of biodiversity conservation?

• National park

• Botanical garden

• Zoological garden

• Scientific laboratory

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