The area reserved for the welfare of wild animal is called
Forest
Zoo
Wild life sanctury
National park
Which animal has recently become extinct?
Dodo
Dinosaur
Archeopteryx
Wolly mammoth
The response of organism to the cycles of day and night is known as
Hibernation
Migration
Photoperiodism
Photosynthesis
Cutting down forest for our need is known as
Afforestation
Deforestation
Conservation
Depletion
___________ provides shelter to animals such as rabbits, ants, earthworms and centipedes.
Tree
Soil
Water
Deforestation causes by
Reduced rain fall
More floods
Soil erosion
All the above
In which of the following categories,human beings are included?
Herbivores
Carnivores
Omnivores
Scavengers
A type of animal that no longer exists on the earth is said
Vanished
Extincted
Disappeared
Depleted
The used up ground water is restored by __________ seeping into the ground.
Rain water
Water falls
River water
Sea water
Acid rain is caused by
Nitrogen dioxide
Sulphur dioxide
Both 1 & 2
Carbon dioxide