Introduction
Ecosystems
Biogeochemical Cycles
Biodiversity
Sustainable Development
100

The changing condition of the atmosphere prevailing for a long interval of time is called ___________.

Climate

100

Land based ecosystems are also called________ ecosystems.

Terrestrial

100

In Oxygen cycle by which process is oxygen consumed by living organisms? 

Respiration

100

How many levels of biodiversity are there?

Three

100

In the year 1987 which commission documented the most commonly used definition of sustainable development?

Brundtland Commission

200

Natural Environment can be broadly classified into two categories. They are _________ and _________. 

Biotic and Abiotic

200

The concept of ecosystem was first put forth by whom?

A G Tansley

200

Diamond and graphite are elemental forms of which element?

Carbon

200

Variety within one species is an example of which type of diversity?

Genetic

200

How many Sustainable Development Goals are laid down for the 2030 Agenda by UN? 

Seventeen

300

Nitrogen forms ____________% of the atmosphere.

78

300

Savannas and Steppes are types of __________ ecosystem.

Grassland

300

The process of conversion of unusable form(atmospheric Nitrogen) to usable form(Ammonia) is called_____________.

Nitrogen Fixation

300

Protecting a species in its natural habitat is a form of ____________ conservation.

In-situ

300

Name the three pillars of sustainability.

Social, Economic, Environmental

400

The location given in the form of latitudes and longitudes is called____________ location

Absolute

400

Autotrophic components are also called ___________.

Producers

400

High energy sunlight breaks apart oxygen bearing molecules to produce free oxygen. What is the process called?

Photolysis

400

A biosphere reserve has three zones. Name them.

Core, buffer and transition zones

400

Name the 5 Rs in correct order that will help in sustainable development.

Refuse Reduce Reuse Repurpose Recycle

500

Nature of the ups and downs of the earth's surface is called__________________.

Relief

500

Lotic are types of aquatic ecosystems with ____________.

Moving/Flowing water

500

The process that converts nitrates back into atmospheric nitrogen is called _________

Denitrification

500

Which element in extremely cold temperatures is used in Cryopreservation?

Liquid Nitrogen

500

List any 5 SDGs as per United Nations 2030 Agenda 

No Poverty,Zero Hunger,Good Health and Well being, Quality Education, Gender Equality,Clean Water and Sanitation,Affordable and Clean Energy,Decent work and economic growth,Industry innovation and infrastructure,Reduced inequalities,sustainable cities and communities,responsible consumption and production,Climate Action, Life below water, Life on Land,Peace Justice and Strong Institutions,Partnerships for the goals

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