Tamil Nadu (English Medium) Plus 1 Humanities Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
Most carbonates held in geosphere takes which form?

(A) carbon dioxide	(B) carbon monoxide
(C) limestone	(D) methane

Question-2
Main reason for the current increase in extinction is?

(A) Non availability of food	(B) Climate
(C) Habitat loss	(D) Global warming

Question-3
The burning of fossil fuels has the greatest and most direct impact on?

(A) carbon cycle	(B) nitrogen cycle
(C) phosphorus cycle	(D) water cycle

Question-4
Humans have been adding more carbon dioxide into atmosphere . It results in?

(A) global warming	(B) acid rain
(C) air pollution	(D) ozone depletion

Question-5
carbon is stored as a type of rock called carbonate in the?

(A) biosphere	(B) hydrosphere
(C) atmosphere	(D) geosphere

Question-6
The cycle of atoms between living and non-living things is known as?

(A) Carbon cycle	(B) Nitrogen cycle
(C) Water cycle	(D) biogeochemical cycle

Question-7
The third expansion of growth was stimulated by?

(A) Scientific and industrial revolution	(B) Development of technology
(C) Infrastructure development	(D) Nuclear development.

Question-8
Which science recognizes earth as a system composed of interacting components?

(A) Anthropology	(B) Earth system science
(C) Physical geography	(D) Environmental geography

Question-9
What is a particular physical environment that contains a particular assemblage of plants and animals?

(A) Climate	(B) Biome
(C) Weather	(D) Microclimate

Question-10
Which of the following is an extinct species?

(A) Siberian tiger	(B) Black rhinoceros
(C) Chimpanzee	(D) Passenger pigeon

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Plus 1 Humanities

Tamil Nadu (English Medium)

Practice in Related Chapters
Earth System Science
Biotic Components
Thematic Maps
Abiotic Components
Map Making