Second Periodical Test Grade 5: Science V (K-12 DepEd)

1. Boys and girls will undergo changes at puberty. The following statements are the changes in girls EXCEPT one. Which one is it?
A. Enlargement of hips C. Enlargement of breast
B. Menopause D. Occurrence of menstruation

2. Which of the following best describes the ovary?
A. The birth canal C. A muscular tube where the fetus is developed
B. The passageway of the eggs D. The female sex organ that produces egg cells

Refer to the picture to answer item No. 3

3. Which part of the male reproductive system is described as a round muscular organ inside the scrotum?

A. Penis B. testis C. urethra D. cervix

4. At what period of life do a girl is already capable of reproduction?
A. debut B. menopause C. mentally mature D. start of menstruation

5. What will happen to a girl if fertilization happens?

A. The girl will menstruate. C. She may get pregnant.
B. She will become ovulate. D. The girl will menopause.

6. Here are some of the activities most boys and girls do to take care of his body especially during puberty stage.

I	Cleaning the genitals with mild soap and water	Everyday
II	Use underarm deodorant body	Everyday
III	Change underwear	Every week
IV	Take a bath	Every other day

If you are one of the boys and girls who are in the puberty stage, which practice or practices will you follow?
A. I and II B. II and III C. III and IV D. I and IV

7. What is also known as fertilized egg?
A. Gamete C. Sperm
B. Ovum D. Zygote

8. How often does an egg cell mature and leaves the ovary?
A. Once a day C. Once a month
B. Once a week D. once a year

9. Start of menstruation is a sign that a girl is ____________.
A. already pregnant C. already a woman
B. capable of being pregnant D. can carry heavy things

10. Why is menstruation considered a cycle?
A. It happens every month. C. The woman gets pregnant every year.
B. The woman gets pregnant every month. D. It is normal to all women.

11. When does menstrual flow takes place?
A. When ovulation happens C. When the egg cell stays in the fallopian tube
B. When the egg cell is fertilized D. When the egg is not fertilized

12. The following statements are suggested good habits to keep our reproductive organs healthy. Which one is not?
A. Always use public toilets. C. Change your underwear as often as necessary.
B. Take a bath daily. D. Eat nutritious food and get adequate rest and sleep.

13. Is it advisable to borrow underwear to a friend? Why or why not?
A. Yes, if she/he really needs it.
B. Yes, if my friend can’t afford to buy one.
C. No, because it is very expensive.
D. No, because it can cause undesirable organisms to genitals.

14. What part of the male butterfly conveys sperm out from the testis?
A. Accessory gland C. Vas deferens
B. Seminal Vesicle D. Ejaculatory duct

15. Why do many organisms produce thousands of offspring?
A. To increase survival rate of generations
B. To make sure that there are lots of brothers and sisters
C. To produce food for predators
D. Egg production require very little energy

16. Which organism does not produce an external egg as part of its life cycle?
A. dog B. parrot C. turtle D. insect

17. Which of these animals reproduce by external fertilization?
A. camel B. human C. parrot D. bats

18. What is reproduction?
A. When parents make offspring.
B. When offspring make adults.
C. When offspring is an exact copy of the adult.
D. When offspring is an exact opposite of the adult

19. What part of the female reproductive system produces egg?
A. Oviduct B. Uterus C. Ovary D. Vagina

20. What part of the flower produces male sex cells or pollen?
A. anthers B. filament C. style D. ovary

21. Which structure is considered the male reproductive part of a flowering plant?
A. sepal B. petal C. stamen D. ovary

22. Which of the following plants is grown from a bulb?
A. onion B. ginger C. potato D. kangkong

23. Choose what statement best describes the function of the stigma.
A. produces the female sex cells
B. produces a sugary solution called nectar
C. protects the unopened flower
D. catches and holds the pollen grains

24. Flowering plants can be pollinated in many ways. How does gumamela flowers be pollinated?
A. the wind B. animals C. human D. insects

25. Which of the following statement best explains what pollination is?
A. It is the union of sperm and egg cell.
B. It is the process where the pollen of one flower reaches the stigma of another flower.
C. It is the process wherein plants are developed from seeds.
D. It is the process by which seeds are sent by their parent plant into a faraway place to become a new plant.

26. How self pollination differs from cross pollination?
A. Cross pollination occurs when the pollen is transferred from the stamen of one flower to the pistil of the same flower while in self pollination the pollen grain is transferred from the anther of one flower to the stigma of another flower of the same kind.

B. Self pollination occurs when the pollen is transferred from the stamen of one flower to the pistil of the same flower while in cross pollination, the pollen grain is transferred from the anther of one flower to the stigma of another flower of the same kind.

C. Self pollination occurs when the pollen is transferred from the stamen of one flower to the pistil of the different flower while in cross pollination, the pollen grain is transferred from the anther of one flower to the stigma of another flower of the different kind.

D. Cross pollination occurs when the pollen is transferred from the ovary of one flower to the pistil of the same flower while in cross pollination, the pollen grain is transferred from the anther of one flower to the stigma of another flower of the same kind.

27. The following plants are flowering except _______.
A. fern B. gumamela C. santan D. daisy

28. What kind of ecosystem where freshwater meets a saltwater?
A. habitat C. estuaries
B. intertidal zone D. marine zoo

29. It is an ecosystem where the ocean floor is covered and uncovered as the tide goes in and out.
A. terrestrial zoo C. habitat
B. estuaries D. intertidal zone

30. Is fresh water suitable to all kinds of plants? Why?
A. No, because plants may die due to the absence of salt in the water.
B. Yes, some marine plants can be grown in fresh water.
C. Not all. Some plants can survive in fresh water while others like marine plants can only survive in salt
water.
D. It depends on the kind of plant and fertilizers used by the farmer.

31. Why is the ocean floor covered and uncovered as the tide goes in and out?
A. It is affected by the current of water during daytime and night time.
B. Because of the regular movement of the animals under the sea.
C. It is caused by the dynamite explosion.
D. Due to the occurrence of natural calamities in the country.

32. The following pictures are examples of a food chain or a food web. Which picture describes a food chain in estuaries?

A.

33. Most of the food for the aquatic ecosystem is produced by _________.
A. worms B. phytoplankton C. fish D. shellfish

34. What kind of system formed by the interaction of a community of organisms with their environment?
A. ecosystem B. intertidal zone C. estuaries D. marine animals

35. What type of consumer feeds directly on a producer?
A. carnivore C. second – order consumer
B. first – order consumer D. third – order consumer

36. Food chains and food webs are models that shows different relationships within an ecosystem. The primary difference between a food chain and a food web is that ____________.
A. a food web shows how energy is used C. a food web is a complex system of food chain
B. a food chain shows how energy is stored D. a food chain is a complex system of food chains

37. Why is it advantageous to burrow oneself into the sand if you live in an intertidal zone?
A. So you would not be carried away by the tide
B. So you can make a bigger home
C. So you can get more oxygen
D. So you can get food

38. The following statements show the protection and conservation of the estuaries and intertidal environment except _______.
A. Proper disposal of garbage and household chemicals
B. No to dynamite fish
C. Overharvest of recreational and commercial species
D. Planting marsh grass

39. Why is it important to protect the estuaries and intertidal environment?
A. It provides places for habitat of valuable species of plants and animals.
B. It attracts tourists.
C. It gives people work to do.
D. It is a mandate to give importance from the town mayor.

40. As a grade five pupil, how can you contribute in the preservation and conservation of our estuaries?
A. Join in a stream or beach cleanup in our community or in school.
B. Advise your town mayor to conduct an orientation.
C. Do not use pesticides.
D. Keep more fishes alive.

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