biodiversity class 7 ihs

Biodiversity is a short term for

• Biological diversity

• Biological diverse

• Biological diversified

• All of the above

Biodiversity is the variety of ________ in a given area

• Organisms

• Genes

• Species

• Communities

Which one of the following environmentalists first gave the concept of Biodiversity Hotspots?

• John Muir

• Norman Myers

• Gaylord Nelson

• Julia Hill

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

• Ferns

• Lichens

• Algae

• Fungi

The maximum biodiversity is found in

• Tropical rain forests

• Arctic forests

• Temperate forests

• Coniferous forests

Biotic component of the environment does not include

• Animal system

• Plant system

• Soil system

• Microorganism system

World Environment Day is observed on

• October 2

• June 5

• November 14

• November 19

Which one of the following is designated as the 'lungs of the world'?

• Equatorial evergreen forests

• Mid latitude mixed forests

• Taiga forests

• Mangrove forests

. ________ is the life supporting zone of Earth, where lithosphere,atmosphere, and hydrosphere meet and interact.

• Lithosphere

• Atmosphere

• Hydrosphere

• Biosphere

How many endangered and endemic species are found only in India?

• 10

• 12

• 30

• 16