1. The document provides a science review test for grade 6 students covering topics of biodiversity, wildlife conservation, and simple invertebrates and vertebrates. 2. It includes identification questions, multiple choice, matching, and essay questions testing knowledge of endangered species in the Philippines, characteristics of different animal groups, and environmental laws related to wildlife protection. 3. The key provides answers to identification, multiple choice, and matching questions as well as examples of vertebrate animals and characteristics of invertebrates to enumerate.

1. 1 | G r a d e 6 S c i e n c e R e v i e w
GRADE 6 SCIENCE REVIEWER
2nd Monthly Test
Name: ____________________________ Score:______________
Section: _______________
Test I. Identification.
___________________1. A tropical country and it is located in the Southeastern part of Asia,
recognized as the global center of marine biodiversity.
___________________2. Term we used when the animal species becoming few in number and
are listed as endangered or threatened.
___________________3. A(n) ________________ species is one having so few individual
survivors that the certain species of the animal soon become extinct.
___________________4. A(n) ________________ animal is believed no one has seen it in the
forest for the last 50 years.
___________________5. A(n) ________________ species is still numerous but is declining in
numbers and is likely to become endangered.
___________________6. One of the most rarest animal in the world that can found only in the
Philippines particularly in Mindoro and known as V-shaped horn , cousin of water buffalo and
carabao.
___________________7. It is locally known as Kagwang or Colugo, also found in Mindoro,
with a head similar to that of a dog.
___________________8. Local name of Philippine Cockatoo, which belongs to the family of
parrots.
___________________9. It is the largest fish in the sea, measuring up to 40 ft. or more and can
be seen at Donsol, Sorsogon.
___________________10. A tourism which is an instrument to improve the economy and
preserve biodiversity and protected areas.
Test II. Multiple Choice. Read the question carefully. Circle the letter of the correct answer.
1. Which of the following does NOT cause species extinction?
a. hunting wildlife for food
b. planting trees
c. killing animals for profit from sale of their parts
d. cutting of trees and clearing of forests
2. What rare animal is similar to the carabao and is found only in Mindoro.
a. Cow c. Goat
b. Philippine Deer d. Tamaraw

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3. Which of the following rare animal is NOT endemic in the Philippines?
a. Bald eagle c. Philippine Crocodile
b. Philippine Flying Nemur d. Whale shark
4. Which of the following rare animal attracts tourists in Donsol, Sorsogon.
a. Butanding c. Kalangay
b. Binturong d. Pilandok
5. Why should you protect wildlife?
I. It contributes to the economy
II. It is a source of foods and medicines
III. It is a source of beauty, joy, and recreational pleasure
IV. It assure sustainable environment
a. I and II only b. I, II, III only
c. II and III only d. I, II, III, IV
6. Habitat loss is
a. Not important to conservation biology.
b. One of the most important threats to biodiversity loss.
c. Important in the creation of new species.
d. A problem that started in the last ten years.
e. Not connected to human activities.
7. Which of the following is the simplest of the invertebrate group?
a. sponges b. flatworms
c. cnidarians d. roundworms
8. Sponges and cnidarians are said to be sessile or stationary. What does this mean?
a. They are free living
b. They do not move at all
c. They move every now and then.
d. They have to get attached to something.
9. How are roundworms and flatworms similar?
a. They are non-parasitic
b. They are carnivores.
c. They both have one body opening
d. They live in bodies of other animals
10. How do cnidarians get their food?
a. Stinging cells on the tentacles capture prey.
b. Food and water flow through the small openings.
c. They have hooks and suckers on their head.
d. They live inside the bodies of other cnidarians.
11. How do sponges get their food?
a. Food is absorbed by the sucker.
b. They have big mouth to engulf food
c. Tentacles push the food into their bodies.
d. The pores serve as entry and exit of food materials.
12. Why are some worms are harmful?
a. They grow very long.
b. They make children grow healthy.
c. They eat dead plants and animals
d. They take nutrients from the bodies of other organisms.

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13. How are flatworms and roundworms different from one another?
a. They are free living.
b. They have a digestive tract with two body openings.
c. They live as parasites of other animals.
d. They take nutrients from the bodies of other organisms.
14. Which group of invertebrates has shells?
a. echinoderms c. sponges
b. mollusks d. coelenterates
15. How can parasitic worms enter your body?
a. eating well-cooked food
b. walking bare footed
c. proper disposal of human and animals waste
d. washing your hand before eating
16. Which of the following is true about echinoderms?
a. They are stationary.
b. They have spiny skin
c. They live inside the body of another organism.
d. They have tentacles which release a poison.
17. The fish, amphibians, and reptiles are cold blooded vertebrates. What happens when their
surroundings get warmer?
a. They are not affected at all.
b. Their bodies get even warmer.
c. They body temperature go down.
d. They body temperature stay the same.
18. Which of the following best describes reptiles?
a. They live on land only.
b. They lay eggs without shells.
c. They are water dwellers all their lives.
d. They have scales and lay eggs with shells.
19. Some animals may live both on land and in water. Which of the following animals usually
lay their eggs in water but may spend most of their lives on land?
a. amphibians b. fishes
c. birds d. reptiles
20. Animals posses body parts which are distinct to them. Which of the following distinguishes
amphibians from reptiles?
a. moist slimy skin b. scaly skin
b. rough slimy skin c. soft dry scales
21. How are the body coverings of reptiles helpful to them?
a. They sense danger. b. They promote reproduction
c. They help catch food d. They are able to live in dry places.
22. How do we call an animal whose body temperature changes with the temperature of the
environment?
a. aquatic b. endothermic
c. ectothermic c. terrestrial
23. What characteristic best distinguishes birds from the other vertebrates.
a. they have bones b. they are covered with feathers
b. they lay eggs with shells d. they take care of their young.

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24. Which of these animals is NOT warm-blooded?
a. bird c. crocodile
b. carabao d. elephant
25. What influences the body temperature of an ectothermic animal?
a. the animal’s body heat
b. the presence of skeleton
c. the animal’s feeding habit
d. the temperature of the environment
26. How are fins helpful to fish?
a. They give fish their beautiful colors.
b. They help the fish to swim, turn, and stop
c. They are used for breathing.
d. They enable the fish to find mates.
Test III. Identifying Parts.
A. Identify the parts of the fish
Test IV. Animals can control their body temperatures in various ways. Write EN if the animal is
Endothermic and EX if it is exothermic.
_____1. turtle _____6. king cobra
_____2. penguin _____7. rabbit
_____3. shark _____8. salamander
_____4. frog _____9. ostrich
_____5. camel _____10. goldfish
1. ____________
2.______
3.___________
4.___________
5.___________
8.___________
7.___________
6.___________
9.___________
10.___________
11.___________
12.___________
13.___________

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Test V. Matching Type. Match the group of vertebrates in Column B with the characteristics in
Column A. Write the corresponding letter before each number.
Column A Column B
_____1. Bodies covered with feathers and have wings a. Amphibians
_____2. Possess dry skin covered with scales b. Birds
_____3. Feed their young with milk secreted from their c. Fish
mammary glands
_____4. Have gills for breathing and fins for swimming d. Mammals
_____5. Breathe through their gills while young;
develop lungs later in their lives e. Reptiles
Test VI. Naming the simple Invertebrates Right. Use the clues to identify the simple
invertebrates. Choose from the words in the box.
_____________________1. This animal has sting but the clown fish is not affected by its
poison.
_____________________2. It is look like a human body part and is permanent resident of the
reef.
_____________________3. It is a roundworm that has a tube-like digestive system and is
parasitic.
_____________________4. It has tentacles with the stinging cells and its body is filled with a
gel of salt, protein, and water.
_____________________5. It is a flatworm that lives in freshwater such as pond.
_____________________6. It is a parasitic flatworm that possesses both male and female
reproductive parts.
_____________________7. It lives in water and is usually attached to one place. It has a thick
sack of cells with pores, canals, and chambers.
Test VII. Enumeration.
1-6. Enumerate the different characteristics of invertebrates animals.
1. ________________________
2. ________________________
3. ________________________
4. ________________________
5. ________________________
6. ________________________
7-9. Some Philippine environmental laws and policies to protect wildlife.
7. ________________________
8. ________________________
9. ________________________
10-20. List animals that is vertebrate.
10. ________________________
11. ________________________
12. ________________________
13. ________________________
planarian jellyfish sea anemone tapeworm
sponge brain coral organ pipe coral ascaris

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14. ________________________
15. ________________________
16. ________________________
17. ________________________
18. ________________________
19. ________________________
20. ________________________
Test VIII. Essay. (5 points each)
1. What is the difference between warm- blooded and cold- blooded organisms?
2. How can you contribute in the biodiversity conservation?
3. What is biodiversity?

7. 7 | G r a d e 6 S c i e n c e R e v i e w
Key to Correction
Test I. Identification.
1. Philippines
2. Rare animals
3. Endangered species
4. Extinct animal
5. Threatened species
6. tamaraw
7. Philippine flying lemur
8. Kalangay
9. Whale shark or Butanding
10. Wildlife tourism
Test II. Multiple Choice
1. b 2. d 3. a 4. a 5. d 6. b 7. a 8. b 9.d 10. a
11. d 12. d 13.b 14. b 15. b 16. b 17. b 18. d 19. a 20. a
21. d 22. b 23. b 24. c 25. d 26. b
Test III. Identifying Parts.
A. Identify the parts of the fish
Test IV.
_____1. turtle _____6. king cobra
_____2. penguin _____7. rabbit
_____3. shark _____8. salamander
_____4. frog _____9. ostrich
_____5. camel _____10. goldfish
1. Operculum
2.Eye
3.Nares
4.Mouth
5. Pectoral fins
8.Vent
7. Scale
9. Anal fin
10.Peduncle
11. Caudal fin
12.soft dorsal fin
13. Spiny dorsal fin
6. Pelvic fins
EN
EN
EN
EX
EX
EX
EX
EX
EX
EX

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Test V. Matching Type.
1. b
2. e
3. d
4. c
5. a
Test VI. Naming the simple Invertebrates Right.
1. sea anemone
2. brain coral
3. ascaris
4. jellyfish
5. planarian
6. tapeworm
7. organ pipe canal
Test VII. Enumeration.
1-6. Enumerate the different characteristics of invertebrates animals.
1. sponge
2. roundworm
3. Echinoderms
4. Mollusks
5. cnidarians
6. Flatworms
7-9. Some Philippine environmental laws and policies to protect wildlife.
7.P,D. 1511 Philippine Environmental Policy
8. P.D. 1152 Philippine Environment Code
9. P.D. 1586 Environment Impact System
R.A. 8749 Philippine Clean Air Act
10-20. List animals that is vertebrate
1. dog 2. cat 3. whale shark
4. monkey 5. shark 6. kangaroo
7. giraffe 8. lion 9. rabbit
10. bear 11. tiger 12. cheetah
13. horse 14. donkey 15. chicken
16. lizard 17. cow 18. carabao
19. tamaraw 20. parrot etc.,