2nd Quarter Summative Assessment in Science
Quiz by Jennifer P. Ognita
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- Q1
Read and understand the question. Choose the correct answer.
Which of the following is the main organ of the nervous system?
motor neurons
sensory neurons
brain
spinal cord
30sS6LT-IIa-b-1 - Q2
Nostrils are the opening into the nasal passages that are lined with hairs called cilia. Why are cilia important?
It moistens the dust present in the air.
It warms up the dust present in the air.
It filters the dust present in the air.
It dries up the dust present in the air.
30sS6LT-IIa-b-1 - Q3
Which of the different types of nerves or neurons are responsible for carrying the impulse from the sense organs to the spinal cord or brain?
motor neuron
sensory neuron
interneuron
unicellular neuron
30sS6LT-IIa-b-1 - Q4
Blood is the liquid part of the circulatory system. Which is the main work of the blood?
It supplies nutrients and air to the body cells with the materials they need for nourishment and repair.
It digests food needed by the body.
It digests food needed by the body.
It controls all the body’s activity and emotions.
30sS6LT-IIa-b-1 - Q5
The main function of the human heart is to pump blood throughout the body. Which of its part pumps deoxygenated blood to the heart?
right atrium
left ventricle
left atrium
right ventricle
30sS6LT-IIa-b-1 - Q6
What does the skin do to protect muscles and bones?
It helps the bones and muscles to move.
It covers the muscles and the bones.
It absorbs the excess fats of muscles.
It provides nutrients to bones and muscles.
30sS6LT-IIc-d-2 - Q7
What does the skin do as the first line of defense of the body?
It acts as protection from the hot and cold weather.
It makes us feel the pain and pressure of things around us.
It gives shape to the body.
It is a source of vitamin D for bones.
30sS6LT-IIc-d-2 - Q8
Muscles give the body shape and mass. Which of the following is another function of the muscles?
Muscles protect and coordinate with bones for movement.
Smooth muscles hold food in the digestive system.
Muscles work independently to move parts of the body.
The nerves are held by the muscles for protection.
30sS6LT-IIc-d-2 - Q9
Which of the following is NOT an example that shows that a message being carried by the nerve cells to the muscles?
washing the dishes
sweeping the yard
mopping the floor
watching news in the television
30sS6LT-IIc-d-2 - Q10
Which activity shows how the digestive and circulatory system work together?
The circulatory system produces blood that will dissolve the food.
The circulatory system distributes food nutrients from the small intestine.
The circulatory system makes digestion faster.
Both systems make digestion easier and faster.
30sS6LT-IIc-d-2 - Q11
How are you able to classify the succeeding invertebrates: mosquito, beetle, ladybug, and flea?
insects
snails
worms
spiders
30sS6MT-IIe-f-3 - Q12
Mollusks are invertebrates that occupy an oversized range of water and land community. They have bivalves or univalve shells. Which of the following is not a mollusk?
octopus
snail
earthworm
clam
30sS6MT-IIe-f-3 - Q13
Birds have strong beak and sharp claws that can be used for hunting and eating their prey. Which group of birds can do this way in hunting their prey?
ostrich and parrot
chicken and dove
eagle and hawk
duck and goose
30sS6MT-IIe-f-3 - Q14
They have gills that let them breath underwater. They also have jaws, fins, and scales. Which of the following vertebrates possess these characteristics?
mammals
fishes
reptiles
birds
30sS6MT-IIe-f-3 - Q15
Reptiles have lungs that can be used for breathing on land. Which of the following vertebrates is a reptile?
pig
alligator
frog
dragonfly
30sS6MT-IIe-f-3