Quiz bee Questionnaire in Science Grade 9

Quiz bee

1. Republic of the Philippines
Department of the Education
Region IV-A CALABARZON
City Schools Division of Dasmariňas
PALIPARAN NATIONAL HIGH SCHOOL
Paliparan III, City of Dasmariňas (046-506-0142)
SCIENCE 9 QUIZ BEE
(ELIMINATION ROUND)
Direction: Read each question carefully. On your answer sheet, shade the circle which contains the
letter of the correct answer.

1. A man who is color-blind (XᶜY) marries a woman who is a carrier (XᶜX). After several years, they
already have two sons one color-blind and one normal. If they decide to have another child, which
statement best describes the probability for their next daughter?
A. She will definitely be a carrier.
B. She cannot be color-blind but can only be a carrier.
C. She has a 25% chance of being color-blind and a 25% chance of being a carrier.
D. She has a 50% chance of being color-blind and a 50% chance of being a carrier.

2. Two accident victims arrive at the ER at the same time: one has blood type AB, and the other has
blood type B. The blood bank only has one unit of blood type left, which is blood type O. If you were
the attending physician, who should receive it first, and why?
A. Both patients, because O blood can be split.
B. The AB patient, because AB is the universal recipient.
C. Neither, because type O can only be given to O recipients.
D. The B patient, because O is the only universally safe donor.

3. The amount of sunlight in a forest ecosystem determines the kind and population of plants and
trees that could thrive and survive to maintain balance in the said ecosystem. Which refers to the
“amount of sunlight” as mentioned above?
A. biodiversity C. carrying capacity
B. limiting factor D. population density

4. Which of the following statements correctly describes the difference between cellular respiration
and photosynthesis?
A. Cellular respiration occurs in cytoplasm only, while photosynthesis occurs in chloroplast.
B. Cellular respiration reactants are carbon dioxide, water and light, while photosynthesis reactants
are water sugar and oxygen
C. Cellular respiration products include carbon dioxide, water and ATP, while photosynthesis
products are glucose and oxygen.
D. None of these.

5. What is being described in this situation: it can happen if a vessel that supplies blood to the brain
either becomes blocked by a blood clot or bursts?
A. Atherosclerosis B. Hypertension C. Pneumonia D. Stroke

6. To which group of hydrocarbon does the molecule with the structure belong?

A. Alkane B. Alkene C. Alkyne D. none of the above

7. Which LEDS is the correct structure for Chlorine (Cl)?




8. What is the group and period of an element with an electronic configuration 1s2, 2s2, 2p6?
A. Group II period 3 B. Group 4 period 2 C. Group 8 period 2 D. Group 8 period 4

9. When carbon dioxide (CO₂) is pumped into a soda bottle, it is measured in moles. If a bottle
contains 0.810 mole of CO₂ and the molar mass of CO₂ is 44.02 g/mol, what is the mass of carbon
dioxide inside the bottle?
A. 44.02 g B. 35.66 g C. 0.0184 g D. 88.04 g

10. Which of the following sets of samples has metallic bond, covalent bond and ionic bonding in this
order?
A. alloy, vetsin, and water C. coins, salt, and carbon dioxide
B. bronze, paraffin wax, and salt D. gold ring, baking soda, and starch