1. If an ovary produces egg cells, what
produces the sperm cells?
a. Testes
b. Scrotum
c. Epididymis
d. Vas deferens
2. Which part and its function in the
female reproductive system is similar to that of vas deferens in the male
reproductive system?
a. Ovaries that releases eggs.
b. Fallopian tube, that served as pathways of egg cells.
c. Uterus where implantation of the new
embryo takes place.
d. Vagina that provides an opening
through which the sperms can enter the female’s body.
3. Which reproductive organ produces the
sperm cell?
a. Testis
b. Uterus
c. Ovary
d. Epididymis
4. Which reproductive organ produces the
sperm cell?
a. Testis
b. Uterus
c. Ovary
d. Epididymis
5. Which reproductive organ produces the
hormone that develops the secondary sex characteristics in human females?
a. Uterus
b. Testis
c. Prostate glands
d. Ovary
6. What part of the male reproductive
system are involved in the production of semen which nourishes the sperm?
a. Seminal vesicle and prostate glands
b. Vas deferens and foreskin
c. Scrotum and scrotac sac
d. Urethra and penis
7. What is the function of Part II
above?
a. It protects the unborn fetus.
b. It produces the egg cells.
c. It serves as food for the growing
fetus.
d. It controls the female hormonal
balance.
8. In normal situation, in which part is
the egg cell fertilized by the sperm cell?
a. Part I
b. Part II
c. Part III
d. Part IV
9. Animal have adaptations that help
them to survive. One example is their own coloring of frogs’ skin. What purpose
does this adaptation serve?
a.
For
getting food
b.
For
attracting a mate
c.
For
protection from heat
d.
For
protection from predators
10. How do grasshoppers protect
themselves from their enemies?
a. They have color blends with the
surrounding.
b. They have sharp teeth to bite their
enemies.
c. They have strong hind legs to drive
away their enemies.
d. They have ears that easily detect movement
of their enemies.
11. As part of the respiratory system,
what is the function of the alveoli?
a. It allows air to move from trachea to
the lungs.
b. It brings the carbon dioxide to all
parts of the body through its blood vessels.
c. It allows the exchange of oxygen and
carbon dioxide to take place on its thin wall.
d. It separates the oxygen from carbon
dioxide and distribute to other parts of the body.
12. Wet the air during inhaling process,
which statement is true during this process?
a. Lungs get smaller
b. Diaphragm moves up
c. Chest region expands
d. Chest region becomes smaller
13. How does oxygen enter our body?
a. Through the hole of the ears
b. Through the pores of skin
c. Through the esophagus
d. Through the nose
14. What happens during breathing?
a. The chest rises, the diaphragm curves
upward, air rushes out. The chest moves downward, the diaphragm flattens, air
rushes in.
b. The chest rises, the diaphragm curves
upward, air rushes in. the chest moves downward, the diaphragm flattens, air
rushes out.
c. The chest rises, the diaphragm
flattens, air rushes out, the chest moves downward, the diaphragm curves
upward, air rushes in.
d. The chest rises, the diaphragm
flattens, air rushes in. the chest moves downward, diaphragm curves upward, air
rushes out.
15. Which of the arrows describes the
path of inhaled air?
a. Nose – trachea – bronchi –
b. Nose – trachea – air sacs – diaphragm
c. Nose – pharynx – trachea – bronchi –
air sacs (lungs)
d. Nose – pharynx – trachea – bronchi –
air sacs (lungs)
16. Box 1 refers to the part which
prevents the food from entering the respiratory system, which is it?
a. Lungs
b. Alveoli
c. Bronchi
d. Epiglottis
17. As air reaches box 2, which of the
following functions is done by that part?
a. Air passes back to the lungs.
b. Air is distributed to all the body cells.
c. Air is filtered, cleaned and
moistened.
d. Blood picks up oxygen and releases
carbon dioxide.
18. Which of the following are true about
the kidneys?
I.
Take
nutrients from food and convert them to energy
II. Remove liquid waste from the blood in
the form of urine
III. Keep stable balance of salts and
other substances in the blood
IV. Alert a person when it is time to
urinate
a. I and II
b. II and III
c. III and IV
d. II and IV
19. Which two statements describe how the
diaphragm works?
I.
When
the diaphragm relaxes, air is expelled from the lungs.
II. When the diaphragm relaxes, air is
pulled into the lungs.
III. When the diaphragm is pulled flat,
air is pulled into the lungs
IV. When the diaphragm is pulled flat,
air is expelled out of the lungs.
a. I and III
b. II and III
c. I and IV
d. II and IV
20. Which statement describes how air
enters our body?
a. As the mouth opens, air enters the
body.
b. As the diaphragm relaxes, air enters
the body through the nose.
c. As the mouth opens, the diaphragm
contracts to allow air to enter the body.
d. As the diaphragm contracts, air
enters the body through the nose and mouth.
21. Which statement describes how our
diaphragm works during exhalation?
a. It relaxes to increase space in the
body, thus expelling air from the body.
b. It relaxes to decrease space in the
body, thus expelling air from the body
c. It contracts to increase space in the
body, thus expelling air from the body.
d. It contracts to decrease space in the
body, thus expelling air from the body.
22. What happens if the urethra is
removed from the excretory system?
a. Amount of salts, minerals and
vitamins in the blood will be regulated.
b. Urine will continue flowing.
c. Urine will not be formed.
d. Blood cannot be filtered.
23. Our kidney has thousands of filtering
structures that remove waste from the blood. Which are these structures?
a. Cortex
b. Medulla
c. Nephrons
d. Glomerulus
24. What is the function of the kidney?
a. It stores urine
b. It carries urine out of the body
c. It removes waste from the blood.
d. It gives signal to the brain to expel
the urine from the body.
25. Which of the following is the control
center of our body?
a. Heart
b. Spinal cord
c. Nerve cells
d. Brain
26. What are the major parts of our
circulatory system aside from the heart?
a. Lungs, liver, arteries, veins
b. Brain, kidneys, arteries, veins
c. Blood, arteries, veins, capillaries
d. Kidneys, arteries, veins, capillaries
For items 27 and 28, refer
to the functions of some of the body systems.
I.
Eliminates
solid and liquid waste from the body.
II. Receives, conducts, integrates, and
interprets impulses.
III. Transport blood, waste and nutrients
to all parts of the body.
IV. Converts chemical energy in nutrients
into body heat.
V. Takes oxygen from the air and
releases carbon dioxide from the body.
a.
I
b.
V
c.
III
d.
IV
27. Which is the function of the nervous
system?
a. IV
b. II
c. V
d. III
28. Which part of the brain controls the
muscular coordination of the body?
a. Cerebrum
b. Brain stem
c. Cerebellum
d. Hypothalamus
28. Which part of the brain controls
mental processes like thinking, memorizing, and decision making?
a. Cerebrum
b. Cerebellum
c. Brain stem
d. Hypothalamus
29. Which part of our brain controls
speech, memory and intelligence?
a. Cerebrum
b. Brain stem
c. Cerebellum
d. Medulla oblongata
30. Which of the following is a function
of the cerebellum in our brain?
a. Acts as the center of emotion and
voluntary movements
b. Controls thinking, memorizing and
decision making
c. Coordinates involuntary and muscular
actions
d. Maintains autonomic functions
31. Which part of the brain controls
reflex actions such as sneezing and eye blinking?
a. Cerebrum
b. Cerebellum
c. Temporal lobe
d. Medulla oblongata
32. What is the function of the nervous
system?
a. It controls all body activities.
b. It removes liquid waste materials.
c. It transports blood and nutrients to
all parts of the body.
d. It carries oxygen to the cells and
removes carbon dioxide from the body.
33. In what way does the nervous system
function as a two way communication system in the Body?
a. The brain receives messages through
sensory nerves, and sends out message through motor nerves.
b. It has brain that consists of two
hemisphere: the left and the right hemisphere.
c. The spinal cord contains bodies of
nerve cells where messages to the brain pass through.
d. It has two vital organs: the brain
and the spinal cord.
34. In what way does the nervous system
function as a two way communication system in the Body?
a. The brain receives messages through
sensory nerves, and sends out message through motor nerves.
b. It has brain that consists of two
hemisphere: the left and the right hemisphere.
c. The spinal cord contains bodies of
nerve cells where messages to the brain pass through.
d. It has two vital organs: the brain
and the spinal cord.
35. Which arrow diagram shows the correct
path of the blood around the body?
a. Veins – lungs – heart – arteries –
capillaries
b. Veins – heart – capillaries – lungs –
arteries – heart – artery
c. Veins – arteries – heart – lungs –
artery
d. Veins – heart – pulmonary artery –
lungs – heart – artery – capillaries
36. What is the function of the
capillaries?
a. They carry blood away from the heart
b. They transfort blood from the lungs
back to the heart.
c. They carry the blood containing
oxygen and nutrients to the cells.
d. They transport the blood containing
carbon dioxide from the heart to the lungs.
37. Which of the following parts in our
body has the correct function matched with it?
a. Arteries = deliver blood to the heart
from the veins.
b. Capillaries = serve as the largest
tubes linking arterioles together.
c. Veins = carry blood from different
parts of the body to the heart
d. Septum = separates the right
ventricle from the right atrium.
38. Which vessels serve as the passageway
for the exchange of dissolved foods between the blood and the cells of the
body?
a. veins
b. Arteries
c. Venules
d. Capillaries
39. Which part of the circulatory system
pumps blood throughout the body?
a. Lungs
b. Heart
c. Stomach
d. Diaphragm
40. In which blood vessels does the blood
transfer food substances and oxygen to the cells, and remove carbon dioxide and
other wastes?
a. In the veins
b. In the arteries
c. In the venules
d. In the capillaries
41. Which part of the human circulatory
system brings blood to all parts of the body?
a. Veins
b. Venules
c. Arteries
d.
Superior
vena cava
42. Which part is not involved in the
systemic circulation of blood?
a.
Lungs
b. Heart
c. Aorta
d. Veins
43. Which of the following animal
characteristics is NOT
mimicry?
a. Frogs can change their colors.
b. Turtles hide inside their hard
shells.
c. Walking stick blends with twigs and
under bush.
d. Sphinx moth resembles its wooden
resting place.
44. What do snakes and mudfish do when they
hibernate?
a. They sleep for a long time.
b. They develop hard body coverings.
c. They change their protective
coverings.
d. They migrate or transfer to other
places.
45. How do ants, monkeys, and elephants
protect themselves from enemies?
a. They change to a color that blends
with the surroundings
b. They produce loud cries to scare away
their enemies
c. They develop strong legs for running.
d. They group themselves
46. Why can a cactus plant survive in a
desert?
a. It has a large stem that stores
water.
b. It has hairy-like structures in the
stem.
c. It has roots that store water under
the ground.
d. It has no leaves and does not bear
any flower.
47. Rice, corn, sugar cane, and cogon
grass have one common characteristics. Which is it?
a. They are all shrub plants.
b. They reproduce sexually.
c. They have similar venation.
d. They are fruit bearing plants.
48. How do ants and termites protect
themselves from enemies?
a. They live in colonies.
b. They hide underground.
c. They change their color.
d. They have poisonous fangs.
49. How do desert animals like squirrels
behave to keep them from too much heat of sun?
a. They sleep underground for a long
time.
b. They develop lighter body coverings.
c. They change their protective
coverings.
d. They transfer to other places.
50. How does butterfly catch its prey?
a. By using its long hind legs
b. By trapping the prey with its web
c. By injecting poisons from its jaws.
d. By sticking its saliva into the prey.
For
items 51 and 52 refer to this chart.
Group
|
Characteristics
of Vertebrates
|
|
Distinct
characteristics
|
Movement
|
|
1
|
Scales,
gills, fins
|
Swim
|
2
|
Moist
skin, gill, lungs
|
Leap mostly
|
3
|
Dry
scaly skin, lungs
|
Crawl
|
4
|
Feathers, wings
|
Fly mostly
|
5
|
Hairs, mammary gland
|
Walk mostly, few fly and swim
|
51. Vertebrates are classified into five
(5) subgroups as shown in the chart. To which group do bats and doves belong?
a. They belong to group 4
b. They belong to Group 5
c. Bats, belong to Group 4 while doves
belong to group 5
d. Bats belong to Group 5 while doves
belong to group 4
52. Using the same chart, to which group
does the animal belong?
a. Group 1
b. Group 2
c. Group 3
d. Group 4
53. Which statement about the plants
shown above is NOT true?
a. All have chlorophyll
b. All have vascular tissues
c. All have reproductive structures
d. All manufacture their own foods.
54. Which of the following plants bears
seeds?
a. Fern
b. Moss
c. Algae
d. Pine tree
55. What characteristics of Rose plants
protect them from animals?
a. Having hooks on their leaves
b. Having thorns on their stem
c. Having flowers with foul odors
d. Having tendrils for climbing
55. How does a cactus plant survive in a
hot environment?
a. It stores food in its huge roots.
b. It stores water in its large stem.
c. It has a waxy covering on its stem
d. It has a needle like hairs on its
stem
56. Which statement below best describes
the interdependence of plants and animals through the oxygen – carbon dioxide
cycle?
a. Animals need oxygen from the plants
for respiration while plants need carbon dioxide given off by animals for
photosynthesis.
b. Animals need carbon dioxide from the
plants for respiration while plants need oxygen given off by animals for photosynthesis.
c. Animals can make food through the
oxygen taken from plants while plants make use of carbon dioxide given off by
animals for transpiration
d. Animals need plants for growth while
plants need animals for protection.
57. Which statement about the plants in
the Oxygen – carbon dioxide cycle is TRUE?
a. Plants give off carbon dioxide used
by animals.
b. Plants given off oxygen used by
animals in breathing.
c. Plants need oxygen to make starch
during photosynthesis.
d. Plants need carbon dioxide from the
sun to manufacture food.
58. What is the function of the kidney?
a. It stores urine.
b. It carries urine out of the body.
c. It removes waste from the blood.
d. It gives signal to the brain to expel
the urine from the body.
59. What happens if the urethra is
removed from the excretory system?
a. Amount of salt, minerals and vitamins
in the blood will be regulated.
b. Urine will continue flowing.
c. Urine will not be formed.
d. Blood cannot be filtered.
60. Which of the following are true about
the kidneys?
I.
Take
nutrient from food and convert them to energy
II. Remove liquid waste from the blood in
the form of urine
III. Keep stable balance of salt and other
substance in the blood
IV. Alert a person when it is time to
urinate
a.
I
and II
b.
II
and III
c.
III
and IV
d.
II
and Iv
61. Which of the following vertebrates
are mammals?
a. Bat, cow, and goat
b. Eagle, turkey, and owl
c. Turtle, crocodile, and snake
d. Frog, toad, and salamander
62. Which group of vertebrates can be
classified as reptiles?
a. Turtle, oyster, ostrich, and milkfish
b. Iguana, alligators, shrimps, and
whale
c. Alligator dove, snake, and salamander
d. Lizards, snakes, turtles, and
crocodiles
63. How do ants, monkeys, and elephants
protect themselves from enemies?
a. They change to a color that blends
with the surroundings.
b. They produce loud cries to scare away
their enemies
c. They develop strong legs for running
d. Thy group themselves
64. Which of the following lists are all
reptiles?
a. Dolphin, goat, monkey, pig
b. Salamander, frog, toad
c. Turtle, crocodile, snake
d. Tilapia, mudfish
65. Which group of animals consists of a reptile,
a fish, and an amphibian, respectively?
a. Turtle, whale, bat
b. Crocodile, shark, frog
c. Snake, dolphin, alligator
d. Scorpion, starfish, shrimps
66. Which special characteristics of the
egret (tagak) a wetland bird, are used to hunt for food?
I. Long, thin legs with webbed feet
II. Light, thin body with large wings
III. Long, pointed, and sharp beak
IV. White, glossy, and waterproof
feathers
a. I and II
b.
I
and III
c.
I
and IV
d.
II
and IV
67. Which special characteristics allow
the frog to escape from its enemies?
I. Long, elastic, and sticky tongue
II. Short forearms and long hind legs
III. Loud voice
IV. Slimy skin
a.
I
and II
b.
I
and III
c.
I
and IV
d.
II
and IV
68. Which special characteristics of the
egret ( tagak), a wetland bird, are used to hunt for food?
I.
Long,
thin legs with webbed feet
II. Light, thin body with large wings
III. Long, pointed and sharp beak
IV. White, glossy, and waterproof
feathers
a.
I
and II
b.
I
and III
c.
I
and IV
d.
II
and IV
69. To which group does the dolphin
belong?
a.
Amphibians
b.
Mammals
c.
Reptiles
d.
Fish
For item 70, refer to
the animals inside the box
|
Frog
cat duck
Shark
penguin chicken
Bear
salamander
|
70. Which animals are mammals, and why?
a. Frog and salamander, they have moist
skin and can live both on land in water.
b. Duck and penguin, they can live on
land and in water.
c. Bear and cat, they have fur that
prevent the loss of body heat.
d. Chicken and duck, they are covered
with feathers.
71. Which of the following
characteristics can help an animal survive in a sandy shore?
a. Jelly-like body and long tentacles
b. Thick skin and hard shell
c. Webbed feet and feathers
d. Soft scales and gill slits
72. Which of the following
characteristics help an animal survive in an aquatic environment?
I.
Spindle-shaped
body, pointed snout
II. Webbed feet, slimy body
III. Thick fur, leathery skin
IV. Wide wings span, light body
a. I and II
b. I and III
c. II and III
d. II and IV
|
Animal
|
Characteristics of the animals
|
||
|
Body covering
|
With wings
|
Feet
|
|
|
1
|
Fur
|
None
|
Hooves
|
|
2
|
Fur
|
None
|
Paws with claws
|
|
3
|
Fur
|
Yes
|
Fingers with claws
|
73. To which group of animals do they
belong?
a. Birds
b. Mammals
c. Reptiles
d. Amphibians
74. What characteristics of ampalaya
plants protect them from their enemies?
a. They emit foul odor.
b.They have bitter taste.
c. They usually climb upward.
d.They grow thorns on their stems.
75. Which characteristics describe a non
flowering plant like a fern, and make it different from a flowering plant like
gumamela?
a. Having, dark green leaves
b. Having naked cones
c. Having edible roots
d. Having spores
76. What special structure do
bougainvilleas have that made people plant them along their fence?
a. They have hooks.
b.They have sticky juice.
c. They have pleasant smell.
d.They have sharp thorns.
77. Which statement about the plant shown
above is NOT true?
a. All have chlorophyll.
b. All have vascular tissues.
c. All have reproductive structures.
d. All manufacture their own foods.
78. Which of the following plants bears
seeds?
a.
Fern
b.
Algae
c.
Moss
d.
Pine
tree
79. What
characteristics do mango, papaya, and guava plants have in common?
a. They produce cone.
b. They produce spores.
c. They are flowering plants.
d. They are non-flowering plants.
80. Which
of the following plants is different from the rest?
a. Banana
b. Coconut
c. Mango
d. Pine
81. Which
characteristics describes a shrub, and makes it different from an herb?
a. Having a woody/hard stem
b. Having seeds in its fruits
c. Having many leaves
d. Presence of flowers
82. Rowena
hang the wet clothes outside the house. After eight hours, the clothes dries
up. What changes took place with the drying of the clothes?
a. Chemical change
b. Physical change
c. Physical and chemical change
d. None of the above
83. which
of the following situations shows chemical change?
a. the melting wax.
b. the boiling water.
c. the cut pieces of cloth
d. the burning wick of a candle
84. which
of the following activities results in physical change?
a. molding clay
b. baking bread
c. Digesting food
d. Roasting chicken
85. which
of the following is a result of a chemical change?
a. frozen water
b. Broken glass
c. chopped wood
d. Tarnished silverware
86. Which
is an example of chemical change?
a. Drying of fish
b. Melting of ice
c. Cutting of paper
d. Decaying of tooth
87. which
of the following is NOT a chemical change?
a. Washed clothes drying up
b. Vitamins c tablet turning brown
c. Green mango turning yellow
d. Milk turning sour
88. which
two food products are results of physical change?
I.
Grated coconut
II.
Ground pepper
III.
Fried chicken
IV.
Beef tapa
a. I and II
b. I and III
c. II and III
d. II and IV
89. Which of the
following is a chemical change?
a. melting of ice
b. bursting of tires
c. ripening of fruits
d. pressing of clothes
90. Which
process in the cycle turns water to water vapour with the aid of sunlight?
a.
Evaporation
b.
Precipitation
c.
Condensation
d.
Cloud
formation
91. Which
process turns water vapour into liquid in the form of clouds?
a.
Distillation
b.Evaporation
c. Transpiration
d.Condensation
92. Which
of the following physical changes happens during evaporation?
a. Change from liquid to gas
b. Change from liquid to ice
c. Change from ice to liquid
d. Change from gas to liquid
93. Which of the following changes
happens during precipitation process?
a. Formation of water vapour from bodies
of water.
b. Formation of water vapour from
clouds.
c. Formation of clouds from water
vapour.
d. Formation of rain from clouds
94. During which process is oxygen given
off by plants?
a. Transpiration
b. Photosynthesis
c. Respiration
d. Evaporation
95. Which is the most distinct
characteristics of Jupiter?
a. It has a large spot.
b. It has a colourful ring.
c. It is the largest planet.
d. It is the smallest planet.
96. I.
Eliminates solid and liquid wastes
from the body.
II.
Receives, conducts, integrates, and interprets impulses.
III.
Transport blood, water, and nutrients to all parts of the body.
IV.
Converts chemical energy in nutrients into body heat.
V.
Takes oxygen from the air and release carbon dioxide from the body.
Which is the function of
the circulatory system?
a.
I b. V
c. III d. IV
97. Which is the function of the nervous
system?
a.
IV
b.
II
c.
V
d.
III
98 What
is the function of the nervous system?
a.
It
controls all body activities
b.
It
removes liquid waste materials
c. It transports blood and nutrients to
all parts of the body.
d. It carries oxygen to the cells and
removes carbon dioxide from the body.
99. Which
arrow diagram shows the correct path of the flow of blood around the body?
a. Veins – lungs – heart – arteries – capillaries
b. Veins – heart – capillaries – lungs –
arteries – capillaries
c. Veins – arteries – heart –
capillaries – heart – lungs – artery
d. Veins – heart – pulmonary – artery –
lungs – heart – artery – capillaries
100. What
is the function of the capillaries?
a.
They
carry blood away from the heart
b. They transport blood from the lungs
back to the heart
c. They carry oxygen and nutrient to the
cells
d. They transport the blood containing
carbon dioxide from the heart to the lungs.
