Republic of the Philippines

Region I
DEPARTMENT OF EDUCATION
SCHOOLS DIVISION OFFICE URDANETA CITY
BACTAD EAST NATIONAL HIGH SCHOOL
Urdaneta City, Pangasinan

FIRST QUARTER TEST IN GRADE 9 SCIENCE

Name: _________________________________________ Score: ____________

Grade/ Section: __________________________________ Date: ____________________

TEST I – Choose the letter that bests answer the question or completes the statements. Encircle only.
Any forms of erasures are considered incorrect. (50 pts.)

For Numbers 1 and 2: Which item should be OMITTED from the list?
1. a. heart b. artery c. vein d. lungs

2. a. antigens b. erythrocytes c. leucocytes d. blood platelets

For numbers 11 to 13, choose the term that DOES NOT belong to the group.

3. a. urea b. uric acid c. CO2 d. undigested foods

4. a. nephron b. urethra c. glomerulus d. Bowman’s capsule

5. a. kidneys b. lungs c. liver d. small intestine

6. Why does the body need oxygen?

a. For eliminating waste products c. for fighting pathogens
b. For neutralizing CO2 buildup d. for the extraction of energy from food

7. In which organ does exchange of gases takes place?

a. Mouth b. Nose c. lungs d. trachea

8. Which of the following structures DOES NOT provide a respiratory surface?

a. Gills of a fish c. air sacs of a mammal
b. Trachea of man d. moist body of an earthworm

9. What is the advantage of breathing faster during and after strenuous exercise?
a. Faster breathing uses up more energy.
b. More oxygen is needed to supply more energy.
c. Faster breathing expels more carbon dioxide from the body.
d. It is an example of how the body maintains internal balance or homeostasis.

10. Which of the following respiratory diseases are lung infections?

a. Asthma, bronchitis, influenza c. pneumonia, tuberculosis, lung cancer
b. Sinusitis, lung cancer, tuberculosis d. influenza, pneumonia, sinusitis

11. How many hours should you sleep at night?

a. 8 hours or more b. 6 to 7 hours c. 6 to 7 hours d. 5 hours or less

12. How much water do you drink in a day?

a. 8 glasses b. 4-5 glasses c. 1-2 glasses d. I only drink coke and juices
13. How often do you exercise?
a. At least once a day b. 2-3 days per week c. no exercise d. whenever I have time

14. Which one of the following helps maintain a good diet?

a. Eat mostly processed foods c. eat only one type of healthy food
b. Eat McDo, KFC, Burger King and other fast food chains d. none of the above

15. Which foods are important for the development of healthy strong bones?
a. Tomatoes, butter, biscuits c. chicken, fish, eggs
b. Cheese, mnilk, yogurt
d. potatoes, fish, cucumber
16. The best way to keep a healthy you is:
a. Going on a very low-calorie diet c. mixing eating with other activities
b. Avoid eating fat d. using the Food Pyramid

17. A healthy lifestyle can be described as:

a. Eating balanced diet with fruit and vegetables, exercising regularly
b. Taking a shower twice a day, avoiding fat
c. Avoiding meat, eating a balanced diet, exercising everyday
d. Avoiding exercise and eating bunged foods

18. From the following choose the breakfast, which is lowest in fat.
a. Cocoa, fried bacon and cheese sandwiches
b. 2 sausages, 1 pc cake, milk,
c. Apple juice, low-fat yoghurt, grilled bacon and poached egg
d. Fried eggs, 2 slices of bacon, 1 sausage, tomato juice

19. In the same amount of the following foods, which food provides the most calcium?
a. Cake b. milk c. cereal d. cabbage

20. Doing to much exercise can be harmful to your body

a. Maybe b. no c. yes d. doesn’t know

21. Mendel’s law of ___________________ states that some alleles are dominant over other alleles.
a. Independent assortment b. Dominance c. Segregation d. Recession

22. If a disease is said to be sex-linked, what pair of chromosomes must contain the gene responsible for the disease?
a. 21st pair b. 22nd pair c. 23rd pair d. 46th pair

23. Who is considered as the father of genetics?

a. Charles Darwin b. Gregor Mendel c. Thomas Morgan d. James Watson

24. If you wanted to determine the phenotype of an organism, what procedure would you follow?
a. DNA sequence the parent b. DNA fingerprint the organism
c. Look at the physical characteristics of the organisms d. Do a dihybrid cross

25. Which of the following is incorrect about the genes?

a. a gene is a small piece of DNA b. Genes contains two alleles
c. Genes are only in somatic cells d. Genes are found in the nucleus

26. Which statement DOES NOT support the role of the liver in excretions?
a. The liver is the seat of deamination. c. The liver produces bile that emulsifies fats.
b. The liver converts amino acid to urea. d. The liver acts on excess amino acids in the blood.

27. Cellular respiration cannot take place in the absence of one of the followings. Which one?
a. ATP b. Light c. oxygen d. glucose

28. Why do humans need food?

a. Source of energy to keep warm c. Source of raw materials to build body part
 b. Source of energy to replenish ATP supply d. All of the above

29. In an ecosystem, is recycled and moves in one-way path.

a. ATP: energy b. Oxygen: food c. matter: energy d. nutrient: heat

30. What is the function of the blood vessel and capillaries?

a. They pump blood to the heart c. They carry blood to all parts of the body
b. The filter impurities from the blood d. They carry messages from the brain to the muscles

31. Why does blood turn dark red as it circulates through the body?
a. It starts to clot c. The oxygen in it is replaced with carbon dioxide
b. It gets old and dirty flowing through the body d. The farther blood is from the heart, the darker red it is

32. How many major types of blood have scientists discovered?

a. One: type “O” b. Two: white cells and red cells
b. Three: white cells, red cells, and plasma d. Four: types A, B, AB and O

33. Which of the following is the major cause of deforestation?

a. Tree planting b. forest fires c. floods d. earthquakes

34. The light-dependent reaction of photosynthesis must come first before the light independent reaction because its products are
important to the fixation of carbon dioxide. Which of the following is/are the product/s of the light dependent reaction?
a. ADP only b. NADPH only c. ATP only d. NADPH and ATP

35. Which of the following is considered as the power house of the cell?
a. Cristae b. Glucose c. Mitochondrion d. ATP synthase

36. A farmer is experiencing a problem in growing his crops. Most of the leaves of the crops are turning yellow. Which of the
following will likely result from the yellowing of the leaves of the crops?
a. It will increase the production of food. b. It will decrease the production of food.
c. The production of food will remain the same. d. None of the above.

37. If a disease is said to be sex-linked, what pair of chromosomes must contain the gene responsible for the disease?
a. 21st pair b. 22nd pair c. 23rd pair d. 46th pair

38. If you wanted to determine the phenotype of an organism, what procedure would you follow?
a. DNA sequence the parent b. DNA fingerprint the organism
c. Look at the physical characteristics of the organism d. Do a dihybrid cross

39. Which of the following statements accurately describes the relationship between photosynthesis and cellular respiration?
a. photosynthesis occurs only in autotrophs; cellular respiration occurs only in heterotrophs
b. photosynthesis uses solar energy to convert inorganics to energy-rich organics; respiration breaks down energy-rich organics
to synthesize ATP
c. photosynthesis involves the oxidation of glucose; respiration involves the reduction of CO2
d. photosynthesis and cellular respiration occur in separate, specialized organelles; the two processes cannot occur in the
same cell at the same time

40. The pigment molecules responsible for photosynthesis are located in the
a. mitochondria b. cytoplasm of the cell
c. stroma of the chloroplast d. thylakoid membrane of the chloroplast

41. Sugarcane juice is used in making table sugar which is extracted from the stem of the plant. Trace the path of sugar molecules
found in the stem from where they are produced.
a. Root ---- stem b. Leaf ----- stem c. Flowers ---- leaf ----stem d. roots --- leaf ---- stem

42. Which of the following can best be compared to soldiers?

a. Lungs b. Capillaries c. Red blood cells d. White blood cells

43. What would happen to people who have an open wound and whose blood did not clot naturally?
a. They may bleed to death
 b. Nothing, clotting is not important
c. They would have to take regular doses of plasma
d. They would have to take regular doses of platelets

44. What happens when a clot occurred in an undamaged blood vessel?

a. You would bleed to death
b. A scab will form on the skin surface
c. Platelets stick to the edges of the cut and to one another forming a plug
d. The flow of blood to tissues beyond the clot may be cut off

45. Why is blood that flows from the lungs to the heart bright red rather than dark red?
a. Oxygen makes it red c. Gastric juices produce the red colour of the blood
b. Carbon dioxide makes it red d. The lungs add a pigment (dye) to blood as it flows through
them

46. What is the circulatory system?

a. The body’s breathing system c. The body’s system of nerves
b. The body’s food-processing system d. The body’s blood-transporting system

47. Habitat destruction is the primary cause of animal extinction. Which of the following is an example of habitat destruction?
a. Humans converting forestland to farms
b. Humans obtaining land for housing development
c. Humans acquiring land for industrial development
d. All of the above

48. Which is released as a byproduct of photosynthesis?

a. Carbon dioxide b. carbon c. oxygen d. water

49. The word formula for photosynthesis is:

a. carbon dioxide + water ----> oxygen + glucose + water c. xygen + water ----> carbon dioxide + glucose
b. carbon dioxide + water ---> energy d. none

50. What is an effect of water pollution?

a. Oil spills b. acid rain c. disruption of food chain d. industrial pollution

GOOD LUCK!!!

Prepared by:
CHERRIE ANN C. BONIFACIO - GO
Teacher III