ECAT Pre Engineering Chemistry Chapter 26 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 26 Common Chemical Industries in Pakistan

Try The MCQ's Test For ECAT Chemistry Chapter 26 Common Chemical Industries in Pakistan

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ECAT Chemistry Chapter 26 Common Chemical Industries in Pakistan

00:00
Question # 1

Which three elements are needed for the healthy growth of plants?

Question # 2

Composition of clay in cement is

Question # 3

Cement is a combination of mainly

Question # 4

After chlorination, the pulp is washed at

Question # 5

Ammonia is injected tinder the soil surface

Question # 6

Which is not a calcarious material

Question # 7

Major component in cement is

Question # 8

Which is a component of micro nutrient?

Question # 9

Which woody raw material is used for the manufacture of paper pulp?

Question # 10

Ammonia contains nitrogen in it

Question # 11

Gypsom added in the cement is

Question # 12

At present cement plants in Pakistan are

Question # 13

Setting time of cement is controlled by adding

Question # 14

The nitrogen present in some fertilizers helps plant to

Question # 15

Pakistan in the beginning was a country

Question # 16

75% plant nutrients are present in the fertilizer

Question # 17

The cement plants in west Pakistan at the time of creation were

Question # 18

The word paper is derived from the name of which seedy plant?

Question # 19

How many are the zones through which the charge passes in a rotary kiln?

Question # 20

During the manufacturing process of cement the temperature of the decomposition zone goes up to

Question # 21

Which is not nitrogeneous fertilizers?

Question # 22

The strength of economy of a country is measured with respect to production of

Question # 23

Urea has concentration when prepared before prilling

Question # 24

To meet the due need of food by increasing population we must use in agriculture

Question # 25

A colloidal gel is

Question # 26

Ammonium nitrate fertilizer is not used for which crop?

Question # 27

Pakistan at the time of existence in 1947 was a country:

Question # 28

Which fills the space between needles in cement setting?

Question # 29

Which is a component of macronutrient?

Question # 30

Major fertilizers with micro—nutrients are

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ECAT Chemistry Chapter 26 Important MCQ's

Sr.# Question Answer
1 Pakistan in the beginning was a country
A. industrial
B. chemical
C. agrarian
D. technological
2 Which is a component of macronutrient?
A. Zn
B. N
C. Mo
D. Cl
3 Which is not a calcarious material
A. lime
B. clay
C. marble
D. marine shell
4 Major component in cement is
A. SiO2
B. Lime
C. Al2O3
D. MgO
5 A colloidal gel is
A. 3cA, Al2O3
B. CaSO2.2H2O
C. 3CaAl2O3.3CaSO4.2H2O
D. 3Ca.Al2O3.6H2O
6 Which is not nitrogeneous fertilizers?
A. (NH4)2HPO4
B. NH4NO3
C. urea
D. Calcium phosphate
7 Which three elements are needed for the healthy growth of plants?
A. N, S, P
B. N, Ca, P
C. N, P, K
D. N, K, C
8 Which is a component of micro nutrient?
A. N
B. Zn
C. P
D. K
9 Ammonia contains nitrogen in it
A. 46%
B. 50%
C. 80%
D. 82%
10 Pakistan at the time of existence in 1947 was a country:
A. agrarian
B. industrial
C. nuclear
D. economically strong

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