Republic of the Philippines
Department of Education
Caraga Region
Surigao del Sur Division
Matho Integrated School
NAME; ____________________________________
GRADE & SECTION:________________________
SUMMATIVE TEST IN SCIENCE 9
Photosynthesis and Cellular Respiration
Choose the letter of the best answer. Write the chosen letter on a separate sheet of paper.
1. Photosynthesis occurs in what organelle of plants and algae?
A. plasma membrane B. mitochondrion C. chloroplast D. lysosome
2. Light-dependent reaction of photosynthesis must come first step 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 light –dependent
reaction?
A. ADP only B. ATP only C. NADPH only D. NADPH and ATP
3. This stage of cellular respiration theoretically yields 34 ATPs:
A. Glycolysis B. Krebs Cycle C. Calvin Cycle D. Electron transport chain
4. Cellular respiration cannot take place in the absence of:
a. NADH b. Light energy c. Carbon dioxide d. Glucose molecule
5. Photosynthesis and cellular respiration differ in many ways. Which statement does NOT support this concept?
a. Photosynthesis happens in the mitochondria of the cell while respiration in the chloroplast.
b. Photosynthesis yields oxygen gas as by-product while respiration releases carbon dioxide as waste.
c. Photosynthesis happens among plants while both plants and animals are capable of respiration.
d. Photosynthesis needs water and carbon dioxide while respiration requires oxygen gas and glucose molecules.
6. What substance is used to fix carbon dioxide during the light independent reaction?
A. Malate B. Oxaloacetate C. ribulose-1,5-biphosphate D. pyruvate
7. This stage of cellular respiration yields the most amount of ATP:
A. Glycolysis B. Krebs Cycle C. Calvin Cycle D. Electron transport chain
8. Which of the following is NOT a feature of cellular respiration?
A. Conversion of water molecules into ATP
B. Release of carbon dioxide during the Krebs Cycle
C. Release of water in electron transport chain
D. Conversion of one glucose molecule to two pyruvic acid in glycolysis
9. How many molecules of ATP are being produced in every molecules of glucose in glycolysis?
a. three b. two c. Four d. Six
10. What do you call a simple sugar which is important energy source in living organisms and is component of many
carbohydrates?
a. Glucose b. Fructose c. Maltose d. Lactose
11. Which of the following is not true about Photosynthesis?
A.. Photosynthetic organisms such as plants, algae, and some bacteria introduce chemicals into the ecosystem by
fixing carbon and turn it into glucose using light energy.
b. Photosynthesis can be found working on the leaf
c. Photosynthesis takes place in all plants, there is a very special part within its leaves that help the whole process to
go through.
d. Photoautotrophic Organisms cannot make their own food.
13. These are found on the surface of leaves in most plants, and they let carbon dioxide diffuse into the mesophyll
layer and oxygen diffuse out.
a. Chlorophyll b. Stomata c.Grana d. Pigment
14. What are the end products of the Light-dependent reaction?
a. The end products of Light-dependent reaction are ATP, NADPH and oxygen gas as a by-product.
b. The end products of Light-dependent reaction are ATP, NADH and carbon dioxide gas as a by-product.
c. The end products of Light-dependent reaction are ATP and NADPH only.
d. The end products of Light-dependent reaction are ATP, NADH and Carbon dioxide.
15. Identify the organisms that depends on photosynthesis for survival.
a. Plants, Algae, and phytoplankton b. Mammals
c. Amphibians d. Every living organism, in some manner, depends on photosynthesis.
16. Identify the main energy source that is an important input of Photosynthesis.
A. Glucose b. Sunlight c. Water d. Carbon Dioxide
17. What is the primary function of Chloroplast?
a. The primary function of the chloroplasts are to produce food during photosynthesis and to store food energy.
b. The chloroplasts are cytoplasmic organs performing functions such as storage, ingestion, excretion and expulsion
of excess water.
c. The Chloroplasts provides the cell with both structural support and protection.
d. All of the Above
18. it is a chemical reactions during the photosynthesis that convert carbon dioxide and other compounds into
glucose, taking place in stroma.
a. Light- independent Reaction b. Light-dependent reaction]
c. chemiosmosis. D. Respiration
19. Which of the following factor is the most influential for the photosynthesis of plants. The lower the intensity of light
received by plants, the more difficult it will be in the plant photosynthesis.
a. Light intensity b. Wavelength c. Long irradiation d. None of these
20. It is one of the basic needs for plants to be able to perform photosynthesis.
a. Water b. Light c. Temperature d. Oxygen
Prepared By:
DONNA T. DUASO
Science Teacher
Republic of the Philippines
Department of Education
Caraga Region
Surigao del Sur Division
Matho Integrated School
NAME; ____________________________________
GRADE & SECTION:________________________
SUMMATIVE TEST IN SCIENCE 9
Direction: Read the question carefully. Write the answer before the number.
1. An Environment problem that refers to the rapid rate at which trees are cut down.
a. Deforestation b. Reforestation c. Global Warming d. Eutrophication
2. It is an increase in the earth’’s temperature from the rapid build up of carbon
dioxide and other gases.
a. Deforestation b. Reforestation c. Global Warming d. Eutrophication
3. The trapping of heat by gases in the earth’s atmosphere.
a. Acid rain b. Green House c. Global warming d. Eutrophication
4. One of the major causes of deforestations.
a. Floods b. increase of wildlife c. Kaingin Farming d. Soil Erosion
5. It is commonly known as acid rain.
a. Soil Erosion b. Acid Precipitation c. Global Warming d. Eutrophication
6. It serves as a breeding grounds and nurseries of marine fishes.
a. Ocean b. Forest c. Coral Reefs d. Eutrophication
7. It is a group of organisms of the same species living in a certain plce.
a. Population b. Pollution c. Endangered Species d. Biodiversity
8. It refers to the variety of life in an area.
a. Population b. Pollution c. Endangered Species d. Biodiversity
9. Major problems in lakes, rivers, and ponds.
a. Soil Erosion b. Acid Precipatation c. Global warming d.Eutrophication
10. One of the consequences of cutting down of trees.
a. Soil Erosion b. Acid Precipatation c. Global warming d.Eutrophication
11. The system responsible for transporting blood around the body is:
a. Urinary b. Circulatory c. Lymphatic d. Digestive
12. Identify the vessel below that is NOT a part of the circulatory system:
a. Artery b. Bronchiole c. Capillary d. Vein
13. As a general rule,arteries carry:
a. Urine b. Lymph Fluid c. Oxygenated Blood d. Deoxygenated Blood
14. As a general rue, veins carry:
a. Urine b. Lymph Fluid c. Oxygenated Blood d. Deoxygenated Blood
15. The left side of the heart is responsible for pumping:
a. Oxygenated Blood to the body
b. Oxygenated Blood to the lungs
c. Deoxygenated Blood to the body
d. Deoxygenated Blood to the lungs.
16. The chambers of the heart are known as:
a. Ventricles and atrias c. Atria and cavities
b. Ventricles and cavities d. Atria and ventricles
17. The structures in the lungs where gas exchange occurs are called:
a. Atria b. Alveoli c. Ventricles d. Bronchi
18. Circulatory System of the human is composed of
a. Heart b. Blood c. Blood Vessels d. All of the Above
19. It is called the green pigment of the plant.
a. Chloroplast b. Chlorophyll c Glucose d. Mitochondria
20. Which of the following substances is the origin of oxygen released as a gas
by green plants during photosynthesis?
a. Water b. Sugar c. Carbon Dioxide d. Ribulose-1,5 biphosphate
21. Which of the following gases is important to photosynthesiss?
a. Ozone Gas b. Water Vapor c. Oxygen d. Carbon dioxide
22. In which of the following organelles does photosynthesis occur?
a. Ribosome b. Chlorophyl c. Chloroplast d. Mitochondrion
23. The average temperature of the earth’s atmosphere may rise as a result of
a. Green House effect bb. Water Pollution c. Garbage dumping d. Air Pollution
24. What is the main cause of the destruction of habitat?
a. Destruction of Habitat c. Endangered Species
b. Dynamite Fishing d. Air Pollution
25. The following are the effects of cutting of trees, except one;
a. Soil Erosion b. Extinction c. Diversity of organism d. Destruction of Organsm
26. He is renowned as the” father of genetics”.
a. Charles Darwin c. Alexander Graham Bell
b. Gregor Mendel d. Robert Hooke
27. Factos that control traits are called:
a. Hybrid b. Dominant c. Genes d. Recessive
28. What does the notation AA mean to geneticists?
a. One dominant allele c. two recessive alleles
b. Two dominant allele c. one dominant and one recessive allele
29. What does the notation Tt mean in genetics?
a. One dominant allele c. two recessive alleles
b. Two dominant allele c. one dominant and one recessive allele
30. A pattern of inheritance neither allele is dominant over the other
a. Codominance c. Incomplete Dominance
b. Dominant d. Recessive
31. A pattern of inheritance neither allele is dominant over the other.
a. Codominance b. Dominant c. Incomplete Dominance d. Recessive
32. What does a Punnett square show?
a. All possible outcomes of a genetic cross
b. Only the dominant alleles in a genetic crosses
c. All of mendell’s discoveries about genetic crosses
d. Only the recessive alleles in a genetic cross
33. An organism’s physical appearance is its
a. Genotype b. Phenotype c. Heterozygous d.Recessive
34. What does codominance mean in genetics?
a. Each allele both dominant and recessive
b. Both alleles are recessive
c. The alleles are neither dominant nor recessive
d. Both alleles are dominant
35. Which term refers to physical characteristics that are studied in genetics?
a. Genes b. Traits c. offspring d. Hybrid
36. The different forms of a gene are called
a. Genes b. Traits c. offspring d. Hybrid
37. An organism’s genotype is its:
a. Genetic Make up c. Feather Color
b. Physical Appearance d. Height
38. What does the notation Tt mean to geneticists?
a. One dominant Allele c. Two dominant Allele
b. Two recessive Allele d. one dominant and one recessive allele
39. A heterozygous organism has:
a. Two identical alleles for a trait c. Two different alleles for a trait
b. Three different alleles for a trait d. Only one allele for a trait
40. Which combination of a sex chromosomes results in a male human being?
a. XX b. XY c. YY d. either XX or XY
41. In determining the phenotype for the ABO system;
a. O is dominant over A c. O is recessive
b. B is dominant over A d. All of the above
42. In the ABO System, you normally ca be type
a. B b. A Or AB c. O d. any of the above
43. The universal blood donor for the ABO system is:
a. B b. A or AB c. O d. any of the above
44. If one of your parents is blood type A and the other is blood type B, which of
the following blood types would you like to be?
a. B b. A or AB c. O d. any of the above
45. What blood type type/s can be found in an offspring if motherhas type O
and the father has blood type B Blood?
a. B b. A or AB c. O d. any of the above
46. What blood types can be found in an offspring if mother has type O and the
father has type B blood?
a. B,O b. A c. A, B d. All of the Above
47. No two people have the same DNA, except for
a. Brothers b. Sisters c Relatives d. Identical Twins
48. If the black chicken (BB) is crossed to the white chicken (WW), what is the
percent of probability that they would have a white chicken?
a. 50% b. 25% c. 100 % d. 75%
49. If the black chicken (BB) is crossed to the white chicken (WW), what is the
percent of probability that they would have a black chicken?
a. 50% b. 25% c. 100 % d. 75%
50. What is the phenotypic ratio if the red flower (RR) is crossed to the white
flower (rr)?
a. 50% red b. 50 % white c. 100 % pink d. 50 % pink
Prepared By:
DONNA T. DUASO
SCIENCE 9 SUBJECT TEACHER
