1. Which of the following is considered as the first life that existed on Earth?

a. Multicellular organisms

b. Eukaryotes

c. Prokaryotes

d. Humans

2. How was the atmosphere in the early state of the Earth's Formation be described?

a. rich in iron and sulfur

b. oxygen rich

c. Oxygen deficient

d. less nitrogen and carbon dioxide

3. How did the early cells evolve and become complex cells?

a. They have gone through evolution or change

b. They remained in an anoxic(oxygen deficient) environment

c. They stayed in areas where they live

d. They did not interact with the members of their population

4. Which of the following refers to the BASIC UNIT OF LIFE?

a. Matter

b. Cell

c. Bacteria

d. Atom

5. These organisms are light dependent which can survive as they get energy from the sunlight a. phototrophic

b. earliest prokaryotes

c. methanogens

d. heterotrophic organisms

6. Which Theory on the origin of life believes that life comes from pre existing life

a. Abiogenesis

b. Creation Theory

c. Catastrophism

d. Biogenesis

7. Which theory on the origin of life states that life could appear from a non living material

a. Biogenesis

b. Abiogenesis

c. Creation Theory

d. Catastrophism

8. In Louis Pasteur's Experiment, how did he eliminate the contaminants?

a. through washing

b. through the process of heating (sterilization)

c. through close packaging

d. through the process of fermentation

9. Which of the following refers to the non-living physical and chemical components of the ecosystem?

a. Abiotic

b. Biotic

c. Anaerobic

d. Aerobic

10. Which of the following refers to the study of living things?

a. Physics

b. Biology

c. Earth Science

d. Chemistry

11. When someone is healthy, their body maintains a temperature close to 37 degrees Celsius. Being warm-blooded creatures, humans can increase or decrease temperature internally to keep it at a desirable level. Whether you're lying in the summer sun or playing in the winter snow, your body temperature only changes by a degree or two through sweating. This is an example of ______________.

a. Evolution

b. Homeostasis

c. Reproduction

12.Which of the following refers to the ability of living things that is not essential to survival of individual but is essential for continuation of a species by making more of one's own kind?

a. Adaptation

b. Evolution

c. Growth

d. Reproduction

13. What is a vascular plant?

a. A plant with xylem and phloem

b. A plant that features an embryo

c. A plant that has seeds

14. Which of the following are examples of seed adaptation?

a. The ability to carry sugar from the leaves to the rest of the plant

b. The ability to fly through the wind thanks to a favorable shape

c. The ability to exchange gases with the environment via the stomata

15. Glucose moves through the _____ to get to the roots.

a. xylem

b. phloem

16. Water moves through the _____ to get to the leaves.

a. phloem

b. xylem

17. Which is NOT a force of evolution?

a. Mutation

b. Cellular respiration

c. Gene flow

18. The Founder Effect is occurs when a few individuals start, or found, a new population, and by chance, allele frequencies of the founders may be different from allele frequencies of the population they left.

a. False

b. True

19. The Hardy-Weinberg equilibrium states that states that allele and genotype frequencies in a population will _____ from generation to generation in the ____ of other evolutionary influences.

a. remain constant; presence

b. change; absence

c. remain constant; absence

20. What is the only factor that can change allele frequencies in populations to produce adaptive evolutionary change?

a. Natural selection

b. gene flow

c. mutation

21. Genetic drift is increased by all of the following EXCEPT small population size.

a. movement of individuals from one isolated population to another.

b. genetic isolation of small groups within a population.

22. Which of the following is an example of a biotic factor?

a. Temperature

b. Air

c. Tree

d. Humidity

23. Which of the following is an example of an abiotic factor?

a. Population

b. Frog

c. Bacteria

d. Soil

24. What is the level or organization within an ecosystem from smallest to largest?

a. Community, Population, Organism

b. Organism, population, community

c. Population, Community, Organism

25. What is the level or organization within an ecosystem from smallest to largest?

a. Cell, Organ, Tissue, Organ System

b. Cell, Tissue, Organ System, Organ

c. Cell, Tissue, Organ, Organ System

26. This type of reproduction requires one parent. The offspring that are produced from this type of reproduction are genetically identical to the parent. This form of reproduction is advantageous because it is time- and energy-efficient.

a. Sexual Reproduction

b. Asexual Reproduction

27. This type of reproduction requires two parents. Once fertilization takes place, a genetically diverse offspring is produced. This type of reproduction is advantageous because it helps to increase genetic variation in the environment.

a. Sexual Reproduction

b. Asexual Reproduction

28. What type of asexual reproduction has the offspring grow out of the parent organism?

a. Budding

b. Binary Fission

c. Regeneration

29. How many parents are needed for asexual reproduction to take place and how does the offspring compare to the parent?

a. One. They are genetically identical

b. One. They are genetically diverse

c. Two. They are genetically diverse

30. How many parents are needed for sexual reproduction to take place and how does the offspring compare to the parent?

a. One. They are genetically identical

b. Two. They are genetically diverse

c. Two. They are genetically identical

d. One. They are genetically diverse

31. Which body system does the respiratory system work with to provide the body with oxygen?

a. Circulatory System

b. Digestive System

c. Nervous System

32. Which of the following is a function of the skeletal system?

a. To provide hormones

b. To digest food and nutrients

c. To protect the organs

33. Which of the following systems helps your body filter blood and get rid of waste?

a. Urinary System

b. Respiratory System

c. Skeletal System

34. Which of the following organs are correctly paired with their organ system?

a. Penial gland, appendix, lymph nodes- integumentary system

b. spleen, liver, lungs-Urinary System

c. heart, blood vessels, veins- Circulatory system

35. Which of the following would be an example of an organism modified by genetic engineering?

a. Golden rice is produced by inserting the gene for vitamin A production into a common rice strain.

b. Cows that produce large amounts of milk and have high fertility were selected to breed over cows that do not to create modern dairy cows.

c. Legumes, like peas and beans, have nitrogen-fixing bacteria on their roots, which helps increase soil nitrogen.

36. The Aqua vantage salmon is a genetically engineered species of fish; the genes that regulate the release of the growth hormone have been altered in this species. This enables the salmon to grow faster and to grow all year round. What is the advantage of this?

a. This species of salmon may provide a higher quantity of food faster and establish dominance in its native ecosystem.

b. Altered salmon does not provide additional benefits to their reproduction.

c. This species of salmon requires less nutrition, so it puts less strain on the ecosystem.

37. Which of the following benefits of Genetic Engineering you will consider if you want to produce a higher number of GMO products?

a. Increased supply of food with reduced cost and longer shelf life

b. More nutritious and tastier food

c. Less use of pesticides to crops

38. Your brother sustains inversion sprain from his left ankle during the basketball game. Immediate pain and swelling and inability to bear weight. The following are ways how to manage sprain EXCEPT:

a. Ask your brother to try to stretch the hurt area or walk on it immediately

b. Ask your brother to put ice on the sprained muscle immediately with a cold compress

c. Ask your brother to elevate the injured part

39. The chemical process in which oxygen and carbon dioxide are exchanged between the outside air and the cells are called _______.

a. Respiration

b. Inhaling

c. Exhaling

40. Natural selection acts on ________ which in turn may result in the evolution of __________ over time.

a. individuals, families

b. individuals, populations

c. species, species

41. Pandas developed longer wrists to better eat bamboo over time and in turn increase their chance of survival. This is an example of ___________.

a. Artificial Selection

b. Fitness

c. Adaptation

42. Covid is very much a threat to life and the government is actively pursuing immunity for the general populace. Some of your friends are hesitant about getting vaccinated and that they heard about certain untoward reactions from the vaccine and said some even died from getting the vaccine. What can you say that will help them understand the immune system and vaccination?

a. Discuss to them that the COVID vaccine is fairly safe, that it’s just like a regular foreign antigen that our immune system regularly monitors and defend against, that being exposed to a non-disease-causing SARS CoV2 antigen will teach our immune system to make antibodies that will defend against the COVID virus

b. Discuss to them that the COVID vaccine is fully safe, that it’s just a regular foreign antigen from any virus that our immune system regularly monitors and defend against, that being exposed to a non-disease-causing SARS CoV2 antigen will prevent us from having COVID at all.

c. Discuss to them that the COVID vaccine is somewhat safe, that it’s just like a regular foreign antigen that our immune system regularly monitors and defend against, that being exposed to a disease-causing antigen of SARS CoV2 will teach our immune system to defend against the real full-blown antigen of any virus.

43. What do you call the various cells, tissues, and organs in a body which no longer serve a function.

a. Homologous Structure

b. Vestigial Structure

c. Analogous Structure

44. These are any preserved remains, impression, or trace of any once-living thing from a past geological age which could be an evidence of evolution.

a. Fossil

b. Biogeography

c. Embryo

45. is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It is located in the head, usually close to the sensory organs for senses such as vision.

a. Heart

b. Brain

c. Spinal cord