ert say

Question 1

is an organic transparent tasteless odorless and nearly colorless chemical substance

Answer 1

water

Question 2

3% percent water is

Answer 2

freshwater

Question 3

97% percent water is

Answer 3

salt water

Question 4

2.06% percent water is

Answer 4

ice

Question 5

0.9% percent water is

Answer 5

groundwater

Question 6

0.008% percent water is

Answer 6

lakes

Question 7

0.001% percent water is

Answer 7

wetlands

Question 8

0.0002% percent water is

Answer 8

rivers

Question 9

gets polluted when contaminants such as fertilizers and septic systems making their way into an aquifer

Answer 9

groundwater

Question 10

major pollution in the surface water sources due to farm waste and fertilizer runoff

Answer 10

surface water pollution

Question 11

streams and rivers carry contaminants such as chemical nutrients and heavy metals that are carried from farms

Answer 11

ocean water pollution

Question 12

is contamination derived from multiple or diffused sources.
These may include contaminated water traveled after rains

Answer 12

non point source

Question 13

happens when contaminated water from one country spilled into other countries waters

Answer 13

transboundary

Question 14

causes of water pollution

Answer 14

industrial waste,
sewage and wastewater,
mining activities,
marine dumping
accidental oil leakage
chemical fertilizers and pesticides
leakage from sewer lines
global warming
radioactive waste
urban development

Question 15

the raw sewage needs to be adequately treated in a water treatment plant before it is released into the environment

Answer 15

industrial treatment

Question 16

when nitrates present in the water get converted into gas

Answer 16

denitrification

Question 17

treatment method has become very popular in this method an ozone generator breaks down the pollutants in water

Answer 17

ozone waste water treatment

Question 18

treat sewage right at the place of the location where it originates instead of treating it in any far away plant or sewage system

Answer 18

septic tanks

Question 19

is a natural body composed of a mixture of organic and inorganic materials that is formed from the disintegration

Answer 19

soil

Question 20

biggest rock particles

Answer 20

sand

Question 21

particles of rock smaller than those of sand

Answer 21

silt

Question 22

smallest rock particles

Answer 22

clay

Question 23

mixture of all types of rock particles and humus

Answer 23

loam

Question 24

is the remains of living material and becomes a part of the soil which makes it very feritle

Answer 24

humus

Question 25

soil is composed of

Answer 25

oxygen, carbon dioxide, nitrogen, hydrogen

Question 26

the decline in soil quality which comes due to aspects such as improper land use agriculture, and pasture urban or industrial purposes

Answer 26

soil degradation

Question 27

cause the loss of plant cover making the soil susceptible to erosion

Answer 27

overgrazing

Question 28

plastic bottles when they breakdown they release Diethylhydroxylamine(DEHA) a carcinogen that affects our reproduction system causes liver dysfunction and weight loss

Answer 28

soil contamination

Question 29

a deep focus with depth of disturbance around 300km to 800km

Answer 29

plutonic earthquake

Question 30

are produced by sudden movement along faults and plate boundaries

Answer 30

tectonic earthquakes

Question 31

the study of earthquakes and seismic waves that move through and around the earth

Answer 31

seismology

Question 32

are the waves of energy caused by the sudden breaking of rock within the earth or an explosion

Answer 32

seismic waves

Question 33

traveling through the interior of the earth, arrive before the surface waves emitted by an earthquake

Answer 33

body waves

Question 34

the first kind of body wave is the

Answer 34

P waves or primary wave

Question 35

the second type of body wave is the

Answer 35

S waves or secondary waves

Question 36

travelling only through the crust, surface waves are a lower frequency than body waves

Answer 36

surface waves

Question 37

types of fault

Answer 37

normal fault reverse fault strike slip oblique fault

Question 38

where the crust is being pulled apart, occurs in which the overlying block moves down with respect to the lower block

Answer 38

normal fault

Question 39

where the crust is being compressed, occurs in which the hanging wall block moves up and over the footwall block

Answer 39

reverse fault

Question 40

crustal blocks may also move sideways past each other usually along nearly vertical faults

Answer 40

strike slip

Question 41

involves various combinations of these basic movements which include both reverse and dextral movement

Answer 41

oblique fault

Question 42

is an application capable to do proximity searches to active faults

Answer 42

philvolcs fault finder

Question 43

signs of impending earthquakes

Answer 43

animal behavior change in atmospheric conditions electromagnetic disturbances boom sound

Question 44

earthquake hazards

Answer 44

ground shaking tsunami landslides and rock falls ground displacement liquefaction fire sinkholes