EMILIANO GALA ELEMENTARY SCHOOL

SECOND PERIODICAL TEST

IN SCIENCE 6
Name: ________________________________________ Score: _____

I. Directions: Read each item carefully and choose the letter of the
correct answer. Write your answer before each number.

1. Which of the statements correctly describe the general functions of the Skeletal system?
I. It gives shape to the body.
II. It serves as the framework of the body.
III. It protects the internal organs of the body.
IV. It converts energy, which enables the body to move.

A. I, II, IV C. II, III, IV

B. I, II, III D. I, III, IV
2. How does digestion occur?
A. mouth -- esophagus -- stomach -- small intestine -- large intestine --rectum and
anus
B. mouth -- stomach -- esophagus -- small intestine -- large intestine -- anus and
rectum
C. esophagus -- mouth -- large intestine -- small intestine -- anus and rectum
D. esophagus --mouth-- small intestine -- esophagus -- anus and rectum -- large
intestine
3. Which of the following statements best describes the function of the digestive system?
A. It releases acids and mixes food.
B. It aids in absorption of nutrients from food.
C. It carries food from the stomach to the intestine.
D. It breaks down food so that the body can absorb food nutrients.
4. What system is composed of the mouth, esophagus, stomach, small intestine, and large
intestine?
A. Digestive System C. Circulatory System
B. Respiratory System D. Excretory System
5. Why is it important to promote healthful habits for our organs? To _____
A. have a happy personality B. make our organs function properly
C. avoid death D. keep our body away from diseases

6. How does the integumentary system work with the nervous system?
A. Integumentary system help the nervous system to produce blood
B. The skin protects the nerves
C. Nerves embedded in the skin are responsible for sensing the outside world
D. Nervous system help the skin to maintain its color
7. How is the respiratory system linked to the circulatory system?
A. The exchange of gasses happens in the capillaries of the alveoli found in lungs.
B. The oxygenated blood passes through the arteries.
C. The blood carries carbon dioxide from the lungs.
D. The blood is made in the lungs.

8. Why are some worms harmful? They _______.

A. grow very long C. eat dead plants and animals
 B. make children grow healthy D. take nutrients from the bodies of
other organisms
9. Four Animals were identified by one pet lover as vertebrates. Which of the
animals is he referring to?
A. sheep B. lion C. dog D. tiger
10. Animals possess body parts which are distinct to them. Which characteristic best
distinguishes birds from the other vertebrates? They_________.
A. have bones C. are covered with feathers
B. lay eggs with shell D. take care of their young
11. Animals possess body parts which are distinct to them. Which characteristic best
distinguishes birds from the other vertebrates? They_________.
A. have bones C. are covered with feathers
B. lay eggs with shell D. take care of their young
12. Dogs, cats, and cows are examples of mammals. Which of the following is a
characteristic of mammals only?
A. They have four legs. C. They feed their young with milk.
B. They creep and live on land. D. They have scales and live on water.

13. They are characterized as marine animals with spiny endoskeleton. They have a water
vascular system, tube feet and radial symmetry as adults. Which group of invertebrates is
being described?
A. mollusks B. Echinoderms C. Cnidarians D. annelids

14. What are the things needed by plants to make their own food?
A. water, chemicals and oxygen C. oxygen and chemicals
B. oxygen and carbon dioxide D. carbon dioxide, soil, and sunlight

15. How will you describe a tropical rainforest?

A. warm temperature C. rare variety of reptiles or none at all
B. cold temperature D. frozen ground

16. What might happen if a tropical rainforest receives little rain for a long period of time?
A. Plants will wither which causes shortage of food to lower the form of animals.
B. Increase the population of both plants and animals.
C. Abundance of oxygen.
D. Flood might occur.
17. Which of the following strategies show how to conserve the balance of life in
the ecosystem?
A. massive cutting of trees C. destroying wildlife ecosystem
B. conserving the needs of living things D. dumping garbage anywhere

18. The ____________ is one of the ways to restore denuded forest.

A. reforestation B. deforestation C. kaingin system D. dynamite fishing

19. Why should mangroves be conserved and protected?

A. The mangrove area makes coastal erosion worse.
B. The mangroves provide shelter for fishes and crustaceans.
C. The mangroves serve as a dumping site.
D. The mangroves serve as an area for fishing.
20. Here are some ways of protecting and conserving wildlife, which one is not?
A. Buy products made from animal parts.
B. Protect a fish sanctuary.
C. Support programs for wildlife conservation.
D. Help raise funds for environment conservation
21. Birds are able to fly because __________________.
A. they are able to control air currents
B. they have colorful feathers
C. they have light and hollow bones
D. they have scales all over their bodies

22. Which of the following is not considered a worm?

A. ascaris B. fluke C. planaria D. millipede
23. Which of the following animal is not a vertebrate?
A. acarias B. birds C. reptiles D. insects
24. Which of the following animal is a vertebrate?
A. worms B. snakes C. snail D. jellyfish
25. Between 90%-95% of all animals on earth can be classified as ___________
A. invertebrates B. vertebrates C. reptiles D. mammals
26. Coral reefs are endangered by__________?
A. Climate B. overfishing C. pollution D. all of the above
27. A coral reefs provides ______ for a small fish.
A. food and shelter B. friends C. sewage D. all of the above
28. What does endangered mean?
A. no longer existing B. habitat C. resources D. shelter
29. NO longer existing, as an animal species
A. Habitat B. Extinct C. Resources D. Conservation
30. Which of the following is a threat to coral reefs?
A. oil spills B. pesticides C. sewage D. all of the above
31.Their Bodies are covered with feathers. They have wings and two legs for running.
A. Mammals B. Birds C. Reptiles D. Fish
32. Their unique characteristic is the presence of the mammary glands. They bring forth their
young live. They feed their young with their milk from the mammary glands. Their bodies
are covered with hair and fur.
A. Mammals B. Birds C. Reptiles D. Fish
33.They live in water, their bodies are usually covered with scales. They are able to breath in
water because they have gills. They used their fins to be able to swim in water.
A. Mammals B. Birds C. Reptiles D. Fish
34. Animals that live their life both in water and land. They have smooth, moist and scale less
skin.
A. Amphibians B. Birds C. Reptiles D. Fish
35. They are terrestrial animals. They have dry scaly skin.
A. Amphibians B. Birds C. Reptiles D. Fish
36. Which of the following does NOT belong to the group?
A. algae B. gingkoes C. ferns D. mosses
37. What characteristics is distinct among plants like pine trees and cycads?
A. produce seeds not enclosed in a fruit C. bear many colorful flowers
B. produce seeds enclosed in a fruit D. produce spores
38. Which of the following do not need water for fertilization to take place?
A. algae B. ferns C, mosses D. pine trees
39. Which is the diploid sporophyte generation of a cone-bearing plant?
A. the woody and leafy part C. the seeds
 B. the cones D. the roots
40. What is produced in the cones of gymnosperms?
A. seeds B. spores C. ovary D. pollen tubes
41. Which of the following is NOT found in the tropical rainforests?
A. ilang-ilang B. ferns C. wild pigs D. shark
42. Which of the following does NOT characterize a tropical rainforest?
A. high rainfall and high temperature C. diverse species of plants and animals
B. thick, lush carpet of vegetation D. less rainfall and cold climate
43. Why are Philippine forest called tropical rainforests? The country is ________
A. located in the tropics and have high rainfall C. surrounded by big bodies of water
B. consists of several islands D. located in the tropics and have
less rainfall
44. Which food chain is found in the tropical rainforest?
A. grass - carabao - men
B. grass - deer - crocodile
C. water lily - small fish - shark
D. algae - shrimps - bangus
45. Which group of plants and animals are found in the tropical rainforests?
A. tall trees, ferns, orangutan, anaconda, eagle
B. tall trees, grasses, carabao, cows, goats
C. fruit-bearing trees, ornamental plants, dogs, chickens
D. moss, water lilies, algae, fishes, crabs, shark, whale
46. All the living populations of an ecosystem.
A. community B. ecosystem C. biotic D. biosphere
47. The organisms living together in an ecosystem.
A. Population B. CommunityC. Producers D. Consumers
48. The organism that make their own food are called ______.
A. decomposers B. producers C. predators D. consumers
49. A biome that is similar to a marsh but has mostly trees and shrub is ______.
A. shoreline B. swamp C. bog D. pond
50. All of the following reproduce through spores EXCEPT _________.
A. algae B. mosses C. pine trees D. ferns