POST-TEST Science 5 1ST tERM, ay 2021-2022

5th Grade Science: Test your knowledge on reproduction, flowers, and ecosystems!

Directions: Choose the letter of the best answer. 1. Which is NOTa proper way to care for the human reproductive system? Observe proper hygiene by using someone else’s underwear. Wear clean and comfortable underwear and change it daily. Take daily showers and wash your external genitals appropriately with clean water and mild soap. 2. The following are functions of the reproductive system EXCEPTone. Which is it? produces hormones removes waste products and excess fluid from the body protects and nourishes the developing offspring until birth 3. What is the purpose of the male reproductive system? to nourish a growing embryo to allow an egg to develop for nine months to produce and release sperm that will fertilize a mature ovum 4. Sperm cells cannot survive high temperatures. This part of the male reproductive system keeps the testes a few degrees cooler than the rest of the body. Which is being described? epididymis penis scrotum 5. Which of the following parts and functions of the female reproductive system is CORRECTLYmatched? fallopian tube: produces egg cell uterus : where fertilized egg develops ovary : passageway of eggs from the ovary to the uterus 6. Refer to the diagram below. Choose from the options. Where does fertilization happen? A B C 7. What do you call the discharge of blood and tissue from the uterus? Fertilization Menstruation Ovulation 8. Which is the correct order of the menstrual cycle?Blood and tissue discharge from the uterine wall.The egg cell is then released from the ovary into the fallopian tube.When the egg is not fertilized by a sperm cell, it descends into the uterus.As one egg cell matures inside an ovary in a month, the lining of the uterus develops and becomes thicker. I, II, III, IV II, IV, I, III IV, II, III, I 9. Which of the following animals can undergo both external and internal fertilization depending on the type of species? 10. Which statement is NOT true about mammals? They undergo metamorphosis. They undergo internal fertilization. They give birth to their young alive 11. Which statements are TRUE about the mode of reproduction and type of fertilization of butterflies?They undergo asexual reproduction.They undergo sexual reproduction.They undergo internal fertilization.They undergo external fertilization. I and III II and III I and IV 12. Cali is observing and naming the female reproductive organ of a gumamela flower. Which is NOT a part of the female reproductive organ of a flower? ovary sepal stigma 13. Which statements are TRUE about the egg cell of a flower being fertilized?The ovary becomes the fruit. The ovary becomes the seed.The ovule becomes the fruit The ovule becomes the seed. I and IV II and III II and IV 14. Which is a male part of the flower that contains pollen grains? anther filament petal 15. Fern is a plant that bears _ instead of flowers. cones seeds spores 16. How do mosses reproduce? by self-pollination by spore production by cross-pollination 17. Gymnosperms produce seeds with no outer covering which is generally in cones. Which is an example of this? Fern Mungo bean Pine tree 18. Which is NOT true about intertidal zones? One example of intertidal zones is a mudflat which attracts migratory shorebirds. Water is shallow in low tide zones which allow plenty of light for vegetation. Abundance of water in high-tide zones allows large amounts of vegetation to survive. 19. Which refers to an area where a river opens into the ocean? biodiversity estuary intertidal zone 20. Which statement explains why we need to protect and conserve estuaries and intertidal zones? They protect us from storm surges and flash floods. They provide saltwater and freshwater to lowlands. They serve as habitats for certain plants and animals.