Foundation Pre-Cadet School & Academy

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The digestive juices are produced in:

d. Small intestine

a. Mouth

c. Stomach

b. Oesophagus

Which of the following increases the solubility of a gas in a liquid?

d. decreasing the amount of liquid

b. stirring

a. increasing the temperature

c. decreasing the temperature

The loss of water by evaporation from the plant is called:

b. Transpiration

c. Transformation

d. Transportation

a. Translocation

Group VI gains or shares _____ electrons, to form a compound.

d. 0

b. 2

a. 1

c. 3

For the first time, the idea of the atom was given by:

d. Aristotle

c. John Dalton

b. An English scientist

a. A Greek philosopher

Heat is also called:

d. Positive energy

a. Potential energy

c. Gravitational energy

b. Thermal energy

Proteins are made by:

Mitochondria

Ribosomes

Mixing of plaster of Paris with water and turning milk into yogurt are:

a Irreversible changes

d All are possible

c Physical changes

b Reversible changes

Products of anaerobic respiration in yeasts are ……………. along with energy:

c. Oxygen and water

d. Lactic acid and water

b. Ethanol and carbon dioxide

a. Carbon dioxide and water

Colors in the bubble are due to _______ waves:

d. Air

a. Water

c. Light

b. Sound

Covid-19 is spread by:

c. Coughing and sneezing

d. All of these

b. Breath droplet

a. Direct contact

Which element has the chemical symbol ‘O’?

c. Oxygen

d. Oganesson

b. Osmium

a. Gold

Which statement is incorrect?

b. Dark colors absorb less heat than white colors

d. Shiny surfaces are bad radiators of heat

a. White colors absorb less heat than dark colors

c. Dark surfaces are good radiators of heat

A beryllium atom has:

b. 5 protons + 4 electrons

d. 4 protons + 4 neutrons

a. 4 protons + 5 electrons

c. 4 protons + 5 neutrons

Our stomach is:

d. J-shaped

a. U-shaped

c. M-shaped

b. L-shaped

Switching on the bulb and dissolving salt in water are:

d. Semi-physical changes

a. Auto physical changes

b. Physical changes

c. Chemical changes

Water and dissolved salts are conducted from roots to leaves by:

b. Xylem

d. Stomata

. a. Root hairs

c. Phloem

A mouse hears sounds of frequency from about:

d. 1,000 to 91 KHz

c. 2,000 to 110,000 Hz

b. 150 to 150,000 Hz

a. 150 to 20,000 KHz

Three of the following are alike. Select the one that is different from the others:

b) Conductance

a) Solubility

c) Oxidation

d) Boiling of a substance

Skin and mucous membrane are:

c. 2nd line defense

a. Innate immunity

b. 1st line defense

d. Both a & b

Which of the following animals can respond to the lowest frequency?

a. Cat

c. Dog

d. Elephant

b. Cow

The drag force between an aeroplane and air is:

d. None of these

a. Contact force

b. Non-Contact force

c. Electromagnetic force

How many electrons can the first electron shell hold?

c. 18

a. 2

b. 8

d. 32

Which of the following plays an important role in blood clotting?

d. Bone cells

b. White blood cells

c. Platelets

a. Red blood cells

Which change can be easily reversed?

d. Neither physical nor chemical change

b. Physical Change

a. Chemical change

c. Both physical and chemical changes

A bat hears sounds of frequency from about:

c. 2,000 to 120,000 Hz (120 KHz)

a. 1 to 20,000 KHz

b. 150 to 150,000 Hz

d. 200 to 76,000 Hz

The speed of sound in liquids is:

b. Three times than the speed in air

a. Two times than the speed in air

c. Five times than the speed in air

d. 10 times than the speed in air

What is the primary function of the circulatory system?

c. To produce hormones

b. To transport nutrients, oxygen, and waste products

a. To digest food

d. To filter blood

Isotopes are found because atoms of the same element can have different numbers of:

c. Neutrons

d. None of the above

a. Protons

b. Electrons

A suspension which contains a large amount of insoluble solid solute is called:

b. Insoluble solution

d. Both a and b

c. Slurry

a. Plasma

The bulb of the thermometer is filled with:

a. Oil

c. Water

d. Salt

b. Alcohol

Dengue fever is caused by:

b. Bacillus bacteria

c. Anopheles mosquito

d. None of these

a. Aedes mosquito

It can keep cold liquids cool for a longer time.

d. All of these

b. Dark container

c. Shiny container

a. Black container

The formula for glucose is:

b. C12H22O32N12

a. C12H24O12

d. C12H22O11N6

c. C6H12O6

What is the charge of an electron?

b. Negative

a. Positive

c. Neutral

d. Variable

Birds use it to glide for hours:

b. Conduction

a. Convection

d. None of these

c. Radiation

Mass number is, the sum of:

c. Neutrons and electrons in the nucleus of an atom

d. All of these

b. Protons and electrons in the nucleus of an atom

a. Protons and neutrons in the nucleus of an atom

If a wave has three crests and three troughs, what is its frequency?

b. 3 Hz

c. 5 Hz

a. 6 Hz

d. 1 Hz

It is the alternative of canning:

b. Pickling

d. All of these

a. Dry Salting

c. Freezing

Which one of the following statements is correct?

a. 1 m = 1000 km

b. m/s is the unit of displacement

d. 1 hr = 60 s

c. N is the unit of force

The amount of solute in grams dissolved in 100gms of the solvent at a given temperature is called:

b. Soluble solute

c. Soluble solvent

d. None of these

a. Solubility

A metal spoon is placed in a cup of hot water. The spoon gets warm by:

d. Convection current

c. Radiation

b. Convection

a. Conduction

Which of the following is an example of a physical change?

d. Baking a cake

a. Burning wood

b. Cutting paper

c. Melting ice

Infectious diseases are spread by:

d. All of these

a. Blood or other body fluid

c. The air (droplets)

b. Fecal-oral route

Which of the following animals can respond to the highest frequency?

. a. Bat

c. Frog

d. Dolphin

b. Cat

Blood vessels that carry blood away from the heart are:

d. Venules

c. Arteries

a. Capillaries

b. Veins

The word photosynthesis is a combination of two Greek words photo means:

b. Light

c. Heat

a. Dark

d. None of these

The valency of nitrogen is 3 and that of hydrogen is 1. The chemical formula of ammonia is:

c. NH3

b. NH2

d. NH4

a. NH

The best way to preserve vegetables is:

b. Drying

c. Curing

d. Pickling

a. Salting

The matter is made up of tiny particles called:

d) RNA

a) cells

b) molecules

c) atoms

Science Test – 1

Choose the correct option/answer.