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Worksheets

Grade-10- 30-March 2022

Total questions: 54

Worksheet time: 36mins

Name
Class
Date
1.
Classify the compound based on the functional group present.
a)
carboxylic acid
b)
aldehyde
c)
alcohol
d)
ether
2.
Classify the compound based on the functional group present.
a)
aldehyde
b)
ketone
c)
alcohol
d)
carboxylic acid
3.
Is this hydrocarbon saturated or unsaturated? 
a)
saturated
b)
unsaturated
4.

What is the functional group of alcohols?

a)

–NH2

b)

–COOH

c)

–CHO

d)

–OH

e)

–NO2

5.

What is a polymer?

a)

a very light material that is highly flammable

b)

a fossil fuel

c)

a large molecule made from many monomers joined together

d)

a molecule made up of only polar bonds

6.

What is Polyethene made from?

a)

Ethene

b)

Ethane

c)

Propane

d)

Propene

7.

Which one of these is a polymer?

a)

carbon dioxide

b)

methane

c)

polyvinylchloride

d)

deoxyribonucleic acid

8.

Which one of these could polymerise to make poly(propene)

a)
b)
c)
d)
9.

What monomer forms this polymer chain?

a)
b)
c)
d)
10.

What monomer forms this polymer chain?

a)
b)
c)
d)
11.

Your job is very (a)   (STRESS)

12.

I'm sure you (a)   enjoy dancing if you came to the classes with me.

13.

Suzanne wishes her parents (a)   so far away. (not live)

14.

Our house needs _______________. Do you know any good house painters?

a)

to paint

b)

painting

c)

to painting

d)

paint

15.

Was machst du im Sommer ?

a)

im Regen laufen

b)

einen Schneemann

c)

Eis essen

d)

heiße Schokolade trinken

16.

Guten Tag. Ich bin Felix. Und wie ___ Sie ?

a)

heißt

b)

heißen

c)

heiße

d)

bin

17.

Ist das eine Brille? Nein, das ist ___ Brille.

a)

keine

b)

kein

c)

nicht

d)

ein

18.
Where is the force of attraction the strongest on a magnet?
a)
at the poles
b)
in the middle
c)
above the magnet
d)
below the magnet
19.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
20.
What kind of magnet can be turned on and off?
a)
refridgerator magnet
b)
electromagnet
c)
magnetite
d)
iron
21.
What happens when a wire is wound into a coil around an iron core in an electromagnet?
a)
the wire exolodes
b)
you get electrocuted 
c)
the magnetic field becomes stronger
d)
the magnetic field becomes weaker
22.
How can you DECREASE the strength of an electromagnet?
a)
Wrap the wire around an iron core
b)
Increase the current running through the wire
c)
Decrease the current running through the wire
23.
What happens to the strength of an electromagnet as you add more coils around it?
a)
Increases
b)
Decreases
c)
Stays the same
d)
Stops completely
24.

Sperms can have

a)

Only X chromosome

b)

Only Y chromosome

c)

Either X or Y chromosome

d)

Either XX or XY chromosomes

25.

Ova (eggs) can have

a)

Only X chromosome

b)

Only Y chromosome

c)

Either X or Y chromosome

d)

Only XX chromosomes

26.

A brown eyed man of genotype Bb marries a blue eyed woman. What is the chance that their third child is brown eyed?

a)

25%

b)

50%

c)

75%

d)

100%

27.

A rose species has color which is determined by alleles R and r. A genotype of RR will give rise to red coloration, while rr gives rise to white coloration. Which of the statements is false?

a)

The alleles R and r are different forms of a gene.

b)

A gene is made up of proteins.

c)

A gene consists of a DNA sequence.

d)

The heterozygous genotype will have a phenotype of red.

28.

Somatic cells have 46 chromosomes. A boy's somatic cells would have ______

a)

46 identical chromosomes of identical length.

b)

46 chromosomes of varying length.

c)

22 pairs of different chromosomes, but each pair is of the same length; one X and one Y chromosome.

d)

22 pairs of different chromosomes, but each pair is of the same length; and two X chromosomes.

29.

A dominant trait expresses itself

a)

only in homozygous genotypes

b)

only in heterozygous genotypes

c)

both in homozygous and heterozygous genotypes

30.

A recessive trait expresses itself

a)

only in homozygous genotypes

b)

only in heterozygous genotypes

c)

in both homozygous and heterozygous genotypes

31.
A coil of wire with an electric current in it is called a(n)
a)
A. transformer.
b)
B. electric generator.
c)
C. electric motor.
d)
D. solenoid.
32.
In order for an electromagnet to be formed, an __________ current must pass through a coil of __________ wrapped around an ________ core.
a)
wire, iron, electric
b)
electric, wire, iron
c)
iron, electric, wire
33.

Land, labour, capital and enterprise are collectively known as

a)

Goods and services

b)

Business cycle

c)

Factors of production

d)

Output

34.

What is 'added value'?

a)

is the next best alternative given up by choosing another item.

b)

is the difference between the selling price of a product and the cost of bought-in materials and components.

c)

It's a good or service essential for living.

d)

is the lack of sufficient products to fulfil the total wants of the population.

35.

Which of these business activities are usually NOT in the public (government) sector?

a)

grocery stores

b)

health

c)

defence

d)

public transport

36.
.A software is a set of instructions that tell a computer what to do
a)
true
b)
false
37.
MS-Word is a hardware
a)
true
b)
false
38.
Which of the following is a software?
a)
Mouse
b)
Microsoft office word
c)
Keyboard
d)
Speakers
39.

Sperms can have

a)

Only X chromosome

b)

Only Y chromosome

c)

Either X or Y chromosome

d)

Either XX or XY chromosomes

40.

Ova (eggs) can have

a)

Only X chromosome

b)

Only Y chromosome

c)

Either X or Y chromosome

d)

Only XX chromosomes

41.

A brown eyed man of genotype Bb marries a blue eyed woman. What is the chance that their third child is brown eyed?

a)

25%

b)

50%

c)

75%

d)

100%

42.

A rose species has color which is determined by alleles R and r. A genotype of RR will give rise to red coloration, while rr gives rise to white coloration. Which of the statements is false?

a)

The alleles R and r are different forms of a gene.

b)

A gene is made up of proteins.

c)

A gene consists of a DNA sequence.

d)

The heterozygous genotype will have a phenotype of red.

43.

Somatic cells have 46 chromosomes. A boy's somatic cells would have ______

a)

46 identical chromosomes of identical length.

b)

46 chromosomes of varying length.

c)

22 pairs of different chromosomes, but each pair is of the same length; one X and one Y chromosome.

d)

22 pairs of different chromosomes, but each pair is of the same length; and two X chromosomes.

44.

A dominant trait expresses itself

a)

only in homozygous genotypes

b)

only in heterozygous genotypes

c)

both in homozygous and heterozygous genotypes

45.

A recessive trait expresses itself

a)

only in homozygous genotypes

b)

only in heterozygous genotypes

c)

in both homozygous and heterozygous genotypes

46.

When was North Atlantic Treaty signed?

a)

May 14, 1939

b)

April 4, 1949

c)

June 24, 1959

d)

April 5, 1949

47.

What country was against the idea of NATO when it first started?

a)

Russia (Soviet Union)

b)

Brazil

c)

Canada

d)

Mexico

48.
Who was the original "enemy" of NATO?
a)
Soviet Union
b)
Russia
c)
Germany
d)
Japan
e)
USA
49.
If you know the lengths of three sides to a triangle, what formula can you use to find an angle measure?
a)
Law of Sine
b)
Law of Cosine
c)
Law of Tangent
d)
Law of Sign
50.
If you know the lengths of two sides and the angle between them, use this formula to find the side opposite the angle you know.
a)
Law of Sign
b)
Law of Cosine
c)
Law of Tangent
d)
Law of Sine
51.
Find AB
a)
10.03
b)
8.04
c)
6.10
d)
4.93
52.
a)
E.T.
b)
Escape from Witch Mountain
c)
One Flew Over the Cuckoo's Nest
d)
Left Behind
53.

The Tangent Ratio represents ...

a)

Opposite over Adjacent

b)

Hypotenuse over Opposite

c)

Opposite over pythagorean theorem

d)

Ratio over opposite

54.

If the sides of a triangle are 3, 4, and 5, what is the area?

a)

6

b)

6.28

c)

12

d)

3.14159