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Quiz-1 (2nd year)

Total questions: 14

Worksheet time: 8mins

Name
Class
Date
1.

উদ্যোক্তা এর ইংরেজীর সঠিক স্পেলিং কি?

a)

Enterprener

b)

Entreprener

c)

Entrepreneur

2.

I think faster than any human being and never get tired — who am I?

(a)  

3.

How do you prefer to study?

a)

Reading books

b)

Online tutorials

c)

Group discussions

4.

Which fat is considered the healthiest for heart health?

a)

Saturated fat

b)

Unsaturated fat

c)

Trans fat

5.

What law relates the rate of a chemical reaction to the concentration of reactants?

a)

Arrhenius Law

b)

Raoult’s Law

c)

Rate Law

d)

Hess’s Law

6.

What is the main ingredient in Portland cement?

a)

Sand

b)

Clinker

c)

Gypsum

d)

Lime

7.

I make leather durable and long-lasting, stopping it from decomposing. What’s my magic trick?

a)

Tanning

b)

Dyeing

c)

Polishing

d)

Shaping

8.

“What goes in must come out” — which fundamental principle does this describe in chemical engineering?

a)

Thermodynamics

b)

Kinetics

c)

Le Chatelier’s Principle

d)

Conservation of Mass

9.

Name TWO places you’d love to visit someday.

2 lines
10.

Why are detergents preferred over soap in hard water?

a)

They smell better.

b)

They are cheaper.

c)

They don’t form scum.

d)

They are natural.

11.

Which process is commonly used to separate mixtures based on differences in boiling points?

a)

Filter

b)

Distillation Column

c)

Centrifuge

d)

Evaporator

12.

A reaction takes place in a perfectly insulated container—no heat escapes or enters. You notice the temperature rises on its own. What kind of reaction is it?

a)

Isothermal

b)

Endothermic

c)

Adiabatic heating

d)

Exothermic

13.

Which factor does NOT affect the rate of a chemical reaction?

a)

Temperature

b)

Concentration of reactants

c)

Color of the reactants

d)

Presence of a catalyst

14.

How confident are you in applying what you learned in previous semesters (1-1 and 1-2)?

a)

Very confident

b)

Confident

c)

Somewhat confident

d)

Not confident