Naeem Academy - Test.take

Question 1 :-

Ice can be changed to water by:

a:

Adding more water molecules

b:

Changing the motion of the water molecules

c:

Rearranging the atoms in water molecules

d:

Destroying the atoms in water molecules

Question 2 :-

The building blocks of elements are called:

a:

Atoms

b:

Molecules

c:

Compounds

d:

Isotopes

Question 3 :-

Boiling of an egg is a change which is:

a:

Physical

b:

Chemical

c:

Physiological

d:

Morphological

Question 4 :-

The temperature of liquid nitrogen is:

a:

-32

b:

-80

c:

-100

d:

-196

Question 5 :-

Which one of the following is an Alkali?

a:

Water

b:

Vinegar

c:

Lemon Juice

d:

Slaked lame

Question 6 :-

If an alkali is slowly added to an acidic solution, the pH of the acidic solution will:

a:

Increase

b:

Decrease

c:

Increase to 7 and then decrease

d:

Decrease to 7 and then increase

Question 7 :-

The usual raw material for ceramics, generally found beneath the top soil is:

a:

Sand

b:

Slit

c:

Clay

d:

Plaster

Question 8 :-

Polymides are synthetic polymers commonly known as:

a:

Synthetic rubber

b:

Nylon

c:

Cellulose

d:

Protein

Question 9 :-

Chemicals used to kill weed are called as:

a:

Insecticides

b:

Fungicides

c:

Herbicides

d:

Fumigants

Question 10 :-

The cytoplasm consists of several types of structures, which are called:

a:

Protoplasm

b:

Nucleus

c:

Cytochromes

d:

Organelles

Question 11 :-

The structure of DNA was elaborated by Watson and Crick in:

a:

1909

b:

1923

c:

1945

d:

1953

Question 12 :-

Man belongs to the family:

a:

Felidae

b:

Hominidae

c:

Mammalia

d:

Primataceae

Question 13 :-

A man can survive without food for at least:

a:

One month

b:

Two months

c:

Three months

d:

Four months

Question 14 :-

The muscles, tissues and blood all are made up of:

a:

Proteins

b:

Carbohydrates

c:

Vitamins

d:

Fats

Question 15 :-

What does make the blood look red?

a:

Red corpuscles

b:

Hemoglobin

c:

Plasma

d:

None of these

Question 16 :-

Anaemia is because of deficiency of:

a:

Iron

b:

Cholera

c:

Folic Acid

d:

Hemophilia

Question 17 :-

Which one of the following is heredity disease?

a:

Polio

b:

B12

c:

Typhoid

d:

None of these

Question 18 :-

Deficiency of Iron in the human body causes:

a:

Goitre

b:

Trachoma

c:

Anaemia

d:

Glaucoma

Question 19 :-

Disease not related to lung malfunctioning is:

a:

Tuberculosis

b:

Anaema

c:

Pneumonia

d:

Pleurisy

Question 20 :-

In which of the following diseases do the germs enter through open wounds?

a:

Malaria

b: