Study the given statements.
I. Plants provide shade and shelter for some animals.
II. Plants beautify the surroundings of an area.
III. Plants replenish the air with carbon dioxide.
IV. Some of the animals in the zoo can feed on plants.
V. The droppings of animals provide nutrients for some plants.
At the zoo, how do the plant and animal populations depend on each other?
I, IV and V only
I, III and IV only
II, III and IV only
I, II, III and IV only
Conservation is -
protection of natural resources
management of natural resources
proper use of natural resources
all the above
Which one of the following is not a result of deforestation?
Destruction of ozone layer
Removal of top layer of soil by wind and rain
Increased levels of carbon dioxide in the atmosphere
Destruction of the natural habitats of plants and animals
An animal 'X' is on the verge of extinction. The animal 'X' is
Lion
Dodo
Snakes
Dinosaurs
................species are species whose numbers are declining. If their numbers keep decreasing at a constant rate, then they will soon become ............ species
The information in which row completes the given statement?
Threatened, Endangered
Endangered, Endemic
Endemic, Extinct
Extinct, Threatened
Chipko movement is concerned with-
Plant conservation
Project tiger
Plant breeding
Animal breeding
The variety of plants, animals and micro organisms found in an area is called
Biodiversity
Desertification
Ecosystem
Deforestation
What is the main objective of project tiger?
To increase the population of tiger as they are endangered species
To increase the population of tiger as they are threatened species
To protect tiger by keeping them in artificial settings
To protect tiger by changing their habitat
In the absence of forests, the amount of .............. in air will increase, resulting in the .......... of Earth's temperature.
Oxygen, increase
Oxygen, decrease
Carbon dioxide, increase
Carbon dioxide, decrease
Red data book contains a record of
Endangered species
Threatened species
Extinct species
All of these
