1.
PEPA is abbreviation of __________
2.
________ is the scientific study of repairing disturbed ecosystems through human intervention
3.
Soil Fauna is present in ______________
4.
____________ is the most abundant greenhouse gas in the atmosphere
5.
In plants _______________ is the gross production minus respiration
6.
In pond ecosystem, benthos are___________
7.
____________ is one the ozone-depleting substances
8.
IUCN Red List System was founded in __________.
10.
The percentage of oxygen in the atmosphere is approximately__________
11.
Land degradation and erosion is fundamentally associated with _______.
12.
__________ has the lowest water holding capacity
13.
__________ has the highest water holding capacity
14.
____________ is the most abundant greenhouse gas in the atmosphere
15.
Indus water treaty was signed in __________
16.
El Nino is __________
17.
__________ are the smallest soil particles
20.
BOD is abbreviation of
22.
pH is negative log of _____________concentration
23.
The percentage of CO2 in the atmosphere is approximately__________
24.
The species are _________ extinct if they persists at such reduced number that its effect on other species is negligible
25.
____________ plants can fix atmospheric nitrogen through nodules
26.
According to the Sustainable Development Goal 13, the biggest threat towards development is
27.
__________ are chemically charged soil particles
28.
Evapotranspiration is primarily driven by --------- energy
29.
________ is the process of progressive and irreversible degradation of the biological community and soil cover
30.
Public water supplies are often evaluated for biological contamination by testing for the presence of___________
31.
________ describes attempt of two or more organisms to utilize the same resource
32.
The NEQS stands for ______________
33.
________ is the process of progressive and irreversible degradation of the biological community and soil cover
34.
__________ has the lowest water holding capacity
35.
The concept of greenhouse gases was postulated by_________
36.
________ plants can tolerate higher concentration of salts
37.
World environment day is celebrated on_______
38.
________is a plan or statement of intentions- either written or stated – about a course of action or inaction intended to accomplish some end.
40.
____________ plants can fix atmospheric nitrogen through nodules
41.
_______________is a pollutant that is resistant to degradation and takes years to break down
42.
__________ has the highest water holding capacity
43.
After the ____ amendment in the constitution of Pakistan, PEPA 1997 was amended in 2012
44.
Nitrogen in the soil comes from mineralization of __________
45.
Air pollution with _______is an environmental problem in Pakistan, which mainly occurs during September to December months
46.
Environmental studies deals with the _________________.
47.
Acid rain is caused by the release of ________ into the atmosphere.
48.
__________ are the largest soil particles
49.
GMO is abbreviation of
50.
COD is abbreviation of
Great effort.