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Q2 SCIENCE 6

Total questions: 40

Worksheet time: 18mins

Name
Class
Date
1.

What is the system that carries oxygen and nutrients to all parts of the body?

a)

Circulatory System

b)

Digestive System

c)

Respiratory System

2.

What is the main organ of respiratory system?

a)

Heart

b)

Liver

c)

Lungs

d)

Skin

3.

What is the main organ of circulatory system?

a)

Heart

b)

Liver

c)

Lungs

d)

Skin

4.

It is a tiny sacs of lung tissue specialized for the movement of gases between air in blood.

a)

Alveoli

b)

Bronchi

c)

Diaphragm

d)

Lung

5.

It is a tiny hair like projection in the airway that move in a wavelike manner.

a)

Alveoli

b)

Cilia

c)

Lung

d)

Trachea

6.

It us the windpipe, a passage through which air moves in the respiratory system.

a)

Alveoli

b)

Cilia

c)

Lung

d)

Trachea

7.

It is the passage that direct air into the lungs.

a)

Alveoli

b)

Bronchi

c)

Larynx

d)

Lung

8.

Where does cellular respiration takes place?

a)

Cell membrane

b)

Chloroplast

c)

Mitochondria

d)

Nucleus

9.

Cellular respiration needs glucose and ____ to form energy.

a)

Carbohydrates

b)

Carbon Dioxide

c)

Oxygen

d)

Water

10.

What does the circulatory system help our body carry away from our body?

a)

Carbohydrates

b)

Carbon dioxide

c)

Oxygen

d)

Water

11.

The heart is about a size of ____.

a)

Brain

b)

Ear

c)

Fist

d)

Hands

12.

How many chambers does the heart have?

a)

1

b)

2

c)

3

d)

4

13.

What do we call the movement of blood through heart and around the body?

a)

Breathing

b)

Circulation

c)

Digestion

d)

Transportation

14.

It is the large artery that brings blood from the heart to the lungs.

a)

Capillary

b)

Pulmonary artery

c)

Vein

d)

Ventricle

15.

When we breathe in our body use ____ to live.

a)

Carbon

b)

Carbon dioxide

c)

Nitrogen

d)

Oxygen

16.

When we breathe out our body use _______ to exhale.

a)

Carbon

b)

Carbon dioxide

c)

Nitrogen

d)

Oxygen

17.

The traits of an organism are passed to its offspring on small cosed strands of DNA material called _____.

a)

Genes

b)

Heredity

c)

Meiosis

d)

Recessive traits

18.

What is homozygous

a)

Either the same or different

b)

Different

c)

The same

19.

What is heterozygous?

a)

Either the same or different

b)

Different

c)

The same

20.

It is an organism's physical appearance or visible trait.

a)

Inherit

b)

Genes

c)

Genotype

d)

Phenotype

21.

It is the traits that shows up often.

a)

Either dominant or recessive traits

b)

Dominant traits

c)

Recessive traits

22.

When the population of a species drops very low and there are very few animals of a species.

a)

Endangered species

b)

Extinct species

c)

Invasive species

d)

Threatened species

23.

What is the species that is likely to become endangered?

a)

Endangered species

b)

Extinct species

c)

Invasive species

d)

Threatened species

24.

What is the species that is no longer existing?

a)

Endangered species

b)

Extinct species

c)

Invasive species

d)

Threatened species

25.

The loss of species home.

a)

Deforestation

b)

Illegal logging

c)

Moro-ami

d)

Dynamite fishing

26.

There are three examples of an extinct except one.

a)

Dinosaur

b)

Dodo

c)

Dugon-dugon

d)

Toad

27.

What are the cycle found in cellular respiration?

a)

Carbob and cabon dioxide

b)

Carbon and oxygen

c)

Carbon dioxide and oxygen

d)

Carbon dioxide and nitrogen

28.

Where do carbon dioxide enters in the plant cell?

a)

Chloroplast

b)

Stigmata

c)

Stomata

d)

Xylem

29.

Where do energy release?

a)

Centrioles

b)

Mitochondria

c)

Nucleus

d)

Vacuole

30.

Glucose + oxygen ---> Carbon dioxide + ATP

a)

Seed

b)

Soil

c)

Sunlight

d)

Water

31.

Bronchitis is infection and inflammation of bronchial tubes.

a)

True

b)

False

32.

Asthma is inflammation, narrowing and obstruction with mucus of the airways.

a)

True

b)

False

33.

Emphysema is one of the diseases that comprise chronic obstructive pulmonary disease (COPD).

a)

True

b)

False

34.

Dodo is an example of endangered species.

a)

True

b)

False

35.

Tortoise is an example of an extinct species.

a)

True

b)

False

36.

Human is one of the reasons why there are threatened species.

a)

True

b)

False

37.

Deforestation is the reason why species slowly damaged.

a)

True

b)

False

38.

Stroke refers to the death of brainn cells due to lack of oxygen for having a poor blood flow.

a)

True

b)

False

39.

Aneurysm is a bulge formed on the arterial wall of the brain that supplies blood to the brain.

a)

True

b)

False

40.

Stroke refers to the death of brain cells due to lack of oxygen for having a poor blood flow.

a)

True

b)

False