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F2_Science_Chapter Test(C1-C6)

Total questions: 100

Worksheet time: 59mins

Name
Class
Date
1.

The variety of organisms on Earth is known as ___________.

a)

population

b)

living things

c)

biodiversity

d)

organism

2.

The identification key to identify organisms is known as (a)   .

3.

___________ has dry scaly skin.

a)

Amphibian

b)

Reptile

c)

Omnivore

d)

Carnivore

4.

A _________ plant has network-vein leaves.

a)

dicotyledonous

b)

aquatic

c)

terrestrial

d)

monocotyledonous

5.

Which of the following characteristics differentiates the animals in classes X and Y?

a)

Fertilisation method

b)

Type of breathing organs

c)

Control of body temperature

d)

Reproduction method

6.

The animals can be classifies as________.

a)

reptiles

b)

mammals

c)

amphibians

d)

invertebrate

7.

The above plants can be classifies as _____________.

a)

flowering plants

b)

monocotyledons

c)

non-flowering plants

d)

dicotyledons

8.

Which of the following animal is homeothermic?

a)
b)
c)
d)
9.

Which of the following can be found in fungi?

a)

Chlorophyll

b)

Seeds

c)

Flowers

d)

Spores

10.

(a)   are species that are only found on certain parts of the Earth and not elsewhere.

11.

How many cotyledon(s) in a monocot’s seed?

(a)  

12.

Which of the following is non-flowering plant?

a)
b)
c)
d)
13.

Which of the following vertebrates has the characteristics above?

a)
b)
c)
d)
14.

Which of the following is the similarity between monocotyledon and dicotyledon plant?

a)

They produce spores.

b)

They are flowering plants.

c)

They have tap roots.

d)

They have only one seed.

15.

Both ant and earthworm have _________________.

a)

backbone

b)

shell

c)

segmented body

d)

3 pairs of legs

16.

Diagram above shows a food web in paddy field.

Which of the following animals are primary consumer?

a)

Frog and grasshopper

b)

Frog and snake

c)

Bird and frog

d)

Grasshopper and bird

17.

Which of the following pairs is an example of F:

a)

Sea anemone and hermit crab

b)

Lion and tiger

c)

Remora fish and shark

d)

Tapeworm and intestine

18.

What is the interaction between algae and fungus.

(a)  

19.

Name the process P that happened inside the carbon and oxygen cycle above.

(a)  

20.

Natural process that help to maintain the concentration of oxygen and carbon dioxide in the atmosphere is __________________.

a)

Respiration

b)

Electrolysis

c)

Condensation

d)

Evaporation

21.

Why are owls and snakes reared in oil palm plantations?

a)

To help in pollination.

b)

To reduce weeds.

c)

To control pests.

d)

To increase content of carbon dioxide.

22.

Which of the following activities will cause greenhouse effect?

a)

Open burning

b)

Replanting

c)

Build marine parks

d)

Respiration

23.

What is the function of chlorophyll in photosynthesis?

a)

Absorb carbon dioxide

b)

Absorb sunlight

c)

Absorb water vapour

d)

Absorb oxygen

24.

In the relationship between lice and human, lice is called (a)   .

25.

What are V and W?

a)

V and W - oxygen

b)

V - carbon dioxide, W - oxygen

c)

V and W - carbon dioxide

d)

V - oxygen, W - carbon dioxide

26.

What is the original source of energy for nearly all living things on Earth?

(a)  

27.

Excess water is lost through the process of ____________.

a)

photosynthesis

b)

respiration

c)

decomposition

d)

transpiration

28.

Disadvantages of using chemical substances:

a)

Pollute the environment

b)

Harmful to human health

c)

Does not pollute the environment

d)

Good for human health

29.

Steps to conserve and preserve the environment:

a)

Maintain forest reserves

b)

Build marine parks to preserve coral reefs

c)

Use chemical substances to control the pets

d)

Reduce, reuse and recycle waste materials

30.

Human activities that disrupt the natural cycles:

a)

Burning of the fossil fuels.

b)

Use natural predators to control the pets.

c)

Maintain forest reserves

d)

Deforestation of trees in the forest.

31.

Table above shows the calorific values of the food in Ali’s lunch. If Ali takes a plate of fried rice, two glasses of orange juice and two pieces of kuih lapis, calculate the total calorific value (kJ) of Ali’s lunch.

(a)  

32.

All of these are fat-soluble vitamin except

a)

vitamins A

b)

vitamins K

c)

vitamins C

d)

vitamins E

33.

The calorific value of rice is 15kJ/g. Calculate the calorific value of 100g of rice.

a)

15 kJ

b)

1500 kJ

c)

1.5 kJ

d)

0.15 kJ

34.

__________ is a guide which shows the relative amounts of different food groups in a balanced diet.

a)

Food chain

b)

Food wed

c)

Food pyramid

d)

Food menu

35.

Factors that determine a balanced diet:

a)

Gender

b)

Climate

c)

Body size

d)

Academic

36.

The calorific value of food is measured in __________.

a)

Calories (cal)

b)

Kelvin (K)

c)

Ampere (A)

d)

joules (J)

37.

_________ involves the breaking down of complex food molecules into small soluble molecules by digestive enzymes.

a)

Defaecation

b)

Chemical digestion

c)

Respiration

d)

Physical digestion

38.

Which of the following classes of food present in the food sample above?

a)

Protein

b)

glucose

c)

starch

d)

fats

39.

Which of the following parts is acidic medium for reaction of enzyme?

a)

Small intestine

b)

Mouth

c)

Stomach

d)

Lungs

40.

Bile is used to emulsify fats. Bile is produced by the _____________________.

a)

pancreas

b)

liver

c)

gall bladder

d)

bile duct

41.

What is J?

(a)  

42.

Why is dietary fiber important in our diet?

a)

To regulates body temperature

b)

To keep our body warm

c)

To prevent constipation

d)

To supplies energy

43.

When a sample of food containing starch is added with iodine solution,

a)

a blue-black colour appears

b)

an orange-red precipitate is formed

c)

a dark red precipitate is formed

d)

a purple colour appears

44.

Name the enzyme present in saliva.

(a)  

45.

Gastric juice in the stomach contains hydrochloric acid to

I. neutralise the alkali in saliva

II. kill bacteria in food

III. break down the protein into small molecules

a)

I and II only

b)

I and III only

c)

II and III only

d)

I, II and III

46.

The diagram above shows a solution of saliva and starch that is kept at a fixed temperature of 37 C. After a few minutes, what can be observed in the solution?

a)

The solution changes blue litmus paper to red

b)

Orange-red precipitate is formed when it is heated with Benedict's solution

c)

A dark blue colour is formed when it is tested with iodine solution

47.

A student wants to test whether he is having diabetes. He heats up some sample of his urine in solution X. What is probably solution X?

a)

Benedict's solution

b)

Millon's reagent

c)

Liquid alcohol

d)

Iodine solution

48.

A student had two pieces of bread with margarine and a glass of milk for his breakfast. Ali's breakfast lacks ________.

a)

carbohydrate

b)

protein

c)

fat

d)

fibre

49.

Among the following, which is true about vitamin?

a)

Needed in a large quantity

b)

Needed to prevent diseases

c)

Has a high energy value

d)

Needed to prevent the loss of water

50.

The diagram above shows a part of human digestive system. Which of the following parts does the digestion of protein take place?

a)

P

b)

Q

c)

R

d)

S

51.

Infectious disease are spread by __________ , transmitted by infected person called ______________.

a)

pathogens, vector

b)

pathogen, host

c)

vector, pathogens

d)

host, medium

52.

Airborne disease can be prevented by practising the following, except

a)

cover nose and mouth when sneezing or cough.

b)

avoid being in crowded places

c)

wash your hand with water only

d)

avoid handshake

53.

Animal that transmit pathogen from one host to another is called (a)   .

54.

What is the meaning of disease?

a)

An illness that cause by toxic chemical expose by our body.

b)

Abnormal condition on body and mind that cause discomfort.

c)

Normal condition by body react to certain foreign substance

55.

What is the type of immunity?

a)

Artificial active immunity

b)

Natural active immunity

c)

Artificial passive immunity

d)

Natural passive immunity

56.

What type of immunity is obtained by the baby?

a)

Artificial active immunity

b)

Natural active immunity

c)

Artificial passive immunity

d)

Natural passive immunity

57.

Phagocytosis is carried out by (a)   .

58.

What is the substance that stimulates the body defence system to produce antibodies?

a)

antigen

b)

white blood cell

c)

plasma

d)

antiserum

59.

Which of the following is disease that is not infectious?

a)

Tuberculosis

b)

Dengue fever

c)

Covid-19

d)

Cancer

60.

What happen to the host when infected by pathogens?

a)

show symptom of the disease like cough, fever, cold etc.

b)

do not show any sign of body deterioration

c)

gain extra energy and power

61.

Which of the following is true about freezing point of pure water and salt solution?

a)

Pure Water is below 0 oC , Salt solution is 0 oC

b)

Pure Water is above 0 oC , Salt solution is 0 oC

c)

Pure Water is 0 oC , Salt solution is below 0 oC

d)

Pure Water is 0 oC , Salt solution is above 0 oC

62.

Which of the followings will occur when salt is added to distilled water?

a)

Increase in density

b)

Decrease in density

c)

Lower the freezing point

d)

Lower the boiling point

63.

The following list is the characteristics of a liquid:


i. Does not allow light to penetrate

ii. Leaves a residue when filtrated

iii. Cloudy

a)

Suspension

b)

Concentrated solution

c)

Dilute solution

d)

Saturated solution

64.

Choose elements found in water molecules

a)

Oxygen

b)

Carbon monoxide

c)

Hydrogen

d)

Nitrogen

65.

(a)   is a substance that can dissolve in a liquid. Examples: salt and sugar

66.

Kills microorganism found in water.

a)

Chlorination

b)

Filtration

c)

Oxidation

d)

Distillation

67.

What is the factor that has been studies in the experiment?

a)

Surface area exposed

b)

Surrounding temperature

c)

Humidity

d)

Movement of air

68.

Suspensions that do not separate easily are called _________.

a)

colloids

b)

solution

c)

solute

d)

solid

69.

An organic solvent is a ______________.

a)

non-water based solvent

b)

water based solvent

70.

Which ones are the factors that affect water evaporation?

a)

Humidity

b)

Exposed area

c)

Air movement

d)

Colour of water

71.

Which of the following is NOT a property of an acid?

a)

Tastes sour

b)

Changes the colour of blue litmus paper to red

c)

Has a pH value higher than 7

d)

Corrosive

72.

What gas is released when an acid reacts with an reactive metal?

a)

Oxygen

b)

Helium

c)

Hydrogen

d)

Bromine

73.

_____________is a chemical reaction between an acid and an alkali.

a)

Titration

b)

Neutralisation

c)

Filtration

d)

Purification

74.

________ is a method to neutralise completely an acid and an alkali.

a)

Neutralisation

b)

Decomposition

c)

Titration

d)

Chlorination

75.

Word equation for neutralisation.

a)

Acid + alkali → salt + sugar

b)

Acid + alkali → sugar + water

c)

Acid + alkali → salt + water

d)

Acid + alkali → vinegar + water

76.

Hydrochloric acid + Sodium hydroxide → _________

a)

Sodium sulphate

b)

Sodium nitrate

c)

Sodium chloride

d)

Sodium carbonate

77.

Nitric acid + Ammonium hydroxide → __________

a)

Ammonium nitrate

b)

Ammonium chloride

c)

Ammonium sulphate

d)

Ammonium carbonate

78.

The following information shows the properties of a liquid.

• Tastes bitter

• Feels soapy

• Has a pH value of 7.5

Which of the following is true about this liquid?

a)

It is slightly acidic.

b)

Turns red litmus paper to blue.

c)

Turns blue litmus paper to red.

d)

Can react with iron to form a mixture.

79.

The diagram above shows the result of a chemical reaction between solutions X and a magnesium ribbon. Which of the following substances that could possibly be solution X.

a)

Limewater

b)

Concentrated vinegar

c)

Salt solution

d)

Hydrochloric acid

80.

Which of the following substances turns methyl orange solution red?

a)
b)
c)
d)
81.

Which of the following is the end product of digestion?

a)

fatty acids

b)

amino acids

c)

starch

d)

glucose

82.

Lacteal in the villi absorbs________________

a)

fatty acids

b)

Vitamin B

c)

amino acids

d)

calcium

83.

Pancreatic juice contains the following, EXCEPT

a)

lipase

b)

protease

c)

salivary amylase

d)

pancreatic amylase

84.

Bile _____________ fat into small droplets.

a)

emulsifies

b)

breaks down

c)

digests

d)

decompose

85.

_____________ breaks down protein into polypeptides.

a)

Salivary amylase

b)

Lipase

c)

Protease

d)

Maltase

86.

Which food class provide the highest energy value?

a)

Carbohydtare

b)

Protein

c)

Vitamin

d)

Fat

87.

________________ is needed to speed up the blood-clotting.

a)

Vitamin A

b)

Vitamin K

c)

Vitamin B

d)

Vitamin E

88.

Not all viruses are pathogen.

a)

True

b)

False

89.

A ______________ is a group of organisms of the same species that live in the same habitat.

a)

ecosystem

b)

niche

c)

population

d)

community

90.

Interacting group of living and nonliving things in an area

a)

community

b)

population

c)

ecosystem

d)

habitat

91.

An organism that produces food by photosynthesis.

a)

Producers

b)

Consumers

c)

Saprophytism

d)

decomposers

92.

A consumer that eats only plants.

a)

omnivore

b)

herbivore

c)

carnivore

d)

predator

93.

An organism that is killed and eaten by another organism.

a)

prey

b)

consumer

c)

decomposer

d)

host

94.

Explain the flow of energy in this food chain (who passes energy to who).

a)

The hawk gives energy to the snake. The snake gives energy to the mouse. The mouse gives energy to the grasshopper who gives energy to the grass.

b)

The grass gives energy to the grasshopper. The grasshopper gives energy to the mouse. The mouse gives energy to the snake who gives energy to the hawk.

c)

The mouse gives energy to the hawk. The snake gives energy to the grasshopper. The grass gives energy to the snake.

95.

Estimate the number of hawk if the grasshopper is totally gone?

a)

Decreases

b)

Increases

c)

No change

d)

Extinct

96.

Poikilothermic is_________.

a)

a body temperature that always maintain

b)

a body temperature that changes according to the surrounding

97.

Which of the following is a homeothermic animal?

a)
b)
c)
d)
98.

Dicotyledons have fibrous root.

a)

True

b)

False

99.

Conifer reproduces by bearing cones.

a)

True

b)

False

100.

The following are some dicotyledonous plant, EXCEPT

a)

durian tree

b)

tomato plant

c)

maize plant

d)

chilli plant

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