English For Engineers and Technologists Keys

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UNIT 4 Energy: Alternative Sources

(KEY FOR EXERCISES)

 

A)

global
contributing
causing
particularly
ignite
doused
plagued
spontaneously
geological
discarding

 

B)

abundant - limited
artificial - natural
former- latter
sophisticated - simple
salination - desalination
c)
1.natural limited
2.latter
3.simple sophisticated
4.desalination
Language Development: (A)

construction
pollution
conservation
destruction
composition
electrification
irrigation
fermentation

 

B)

Photo - Photograph, Photography, Photographic
Maintain - Maintainance, maintaining
Alternate - alternative, alternation
Renew - renewable, renewal
Inferior - inferiority, inferioration

 

Part 1 Language focus (A)

artificial
limited
dangers
developed
lower
reliant on
developing

 

Discussion:

  1. B, F, F, T, F, F, F, T, T

Pg:70

B)

resources needed: pedalpower:  water, human power windmill: wind, air
machinary needed: pump,valve, pedal. Windmil: Turbine Technology
Possible uses: to power flow of water with force. Windmill: power generation

 

Writing:

YES, NO
YES, NO
NO, NO
YES, YES
YES, NO
YES, YES

 

Part 2: Discussion

a five-star hotel = fuel
a village hote = fossil wood coal
a mountain region - fossil
an industrial canteen = electrical
a houseboat in kashmir = fuel
an openair tea shop = fuel
an apartment in newyork = electrical
a fast food place = fuel

 

Pg: 77 Language Check

Wind,
Protect,
Energy,
power,
conventional,
operate,
constant,
environment,
damage,
cheaper,

quietest

UNIT 5 OUR LIVING ENVIRONMENT

(KEY FOR EXERCISES)

 

a vehicle accident in IIT = Death of a deer
stray dogs on campuses = a couple of blackbuck died
creation of ponds and provide water = to ensure safety of the animals
fencing of buildings inside the IIT campus = hampers free movement of animals

 

Pg:87

walking
appeared
was driving
had seen
jumped
ran
had stopped
came
said
had not seen
had
gave
said
saw
was
I had carried
said
was
thought
had
told
explained
was
suffered
wanted
took
is
was
thanked
bade

 

Pg: 97

A)

i.Diurnal animals = Active during the day,

    Nocturnal animals = Active during night

iii.Crepuscular animals = out in twilight

    Arrhythmic animals = Active both day and night

 

B)

  1. eyesight = cat

ii.dimlight = owl
iii. sense of smell = snakes

  1. mating = toads
  2. sound = owl can detect a moving mouse in one millionth of a candle power of light.

 

C)

Activities at night :

  1. playing raccoons
  2. courting females

iii. mating spiders

 

D)

i.feeding
ii.finding food
iii.picking up mice

 

Pg: 100

1.Ever. year, our college celebrates Environment Day
2
.we celebrated by inviting special guest
3.A. speech was given by special guest
4 Felicitation of the guest was done
5.Planting was done through out the campus
6.500 plants were taken to fullfil the purpose
7.We  had a rally within the college campus
8.There was be a concluding ceremony. Prizes were distributed

9.We departed by evening at 6 pm

  1. This year's celebrations were more enjoyable than last year's.

UNIT 6  INDUSTRY SAFETY AND TRAINING 

(KEY FOR EXERCISES)

Industry : Safety and Training

Pg 103 Language development

Use the appropriate prepositions

  1. at
  2. according to
  3. for
  4. for
  5. By
  6. for
  7. by
  8. Since
  9. in
  10. through
  11. by
  12. of

pg 106 Language Check

excessive
exposure
affected
pulmonary
reacts
adopted
occur
increases
evaporates
danger
copious
built
attribute
contact

Pg: 107   PART 2

Discussion:

  1. a) 1,4,2,3,5

b)

1.the audiovisula method = unconventional
2.conventional
3.conventional
4.unconventional
5.unconventional
6.conventional
7.unconventional
8.conventional
9.unconventional

Pg 110 A checklist on safety

  1. Is there water in the radiator? (yes = Car No= stove)
  2. Is there petrol in the tank? (Yes = Bike No= computer)
  3. Are breaks in good condition? (Yes = Cycle No= mobile)
  4. Are the tyres properly inflated? (Yes = Bus No = watch)
  5. Is the oil level in the engine right? (Yes = car No= cycle)

Pg 112 Language focus

Explosion, exploder
catalyst, catalysis
disinfection, disinfector
corrosion corrodibility
refrigeration, refrigerator
adherence adhering
absorption obsorbability
resistance resistor
detonation detonator
stimulation stimulator
retard retardation

pg 116

  1. What industries could it be used in?

IT Industry, Forex, Sexsex, Business

  1. Why is it called feedback loop?

Because all businesses are interliked with each other

  1. I check the market price and the demand and supply of the product and accordingly I make the

choice when buying a product.

 

Pg 121

New wordGuessed meaningDictionary meaning
PrairieType of a dogburrowing rodents that live in large colonies in the grasslands of central and western North America
cubiclesboxes1.     a small partitioned-off area of a room, for example one containing a shower or toilet, or a desk in an office.

 

pokespushesthrust (something, such as one's head) in a particular direction.
yellingshoutingshout in a loud, sharp way
invasionoccupyan instance of invading a country or region with an armed force
dedicatedGive lifedevoted to a task or purpose
buddyfrienda close friend.