biology

1. Biology
UPCAT Review

2. UPCAT
Review:
Biology
1. Which of the following composes the
vascular tissue system?
A. roots and stems
B. leaves and roots
C. xylem and phloem
D. parenchyma and collenchyma

3. UPCAT
Review:
Biology
1. Which of the following composes the
vascular tissue system?
A. roots and stems
B. leaves and roots
C. xylem and phloem
D. parenchyma and collenchyma

4. UPCAT
Review:
Biology
2. What is the LARGEST organelle of the
animal cell?
A. nucleus
B. cytoskeleton
C. mitochondrion
D. Golgi apparatus

5. UPCAT
Review:
Biology
2. What is the LARGEST organelle of the
animal cell?
A. nucleus
B. cytoskeleton
C. mitochondrion
D. Golgi apparatus

6. UPCAT
Review:
Biology
3. Which of the following is NOT a
hormonal effect on the human body?
A. hunger
B. arousal
C. blinking
D. mood swings

7. UPCAT
Review:
Biology
3. Which of the following is NOT a
hormonal effect on the human body?
A. hunger
B. arousal
C. blinking
D. mood swings

8. UPCAT
Review:
Biology
4. Chitons belong to the phylum
characterized by presence of soft
bodies and absence of skeletons. A
feeding organ called radula is used by
organisms under this phylum to scrape
food.What is this phylum?
A. Annelida
B. Mollusca
C. Nematoda
D. Echinodermata

9. UPCAT
Review:
Biology
4. Chitons belong to the phylum
characterized by presence of soft
bodies and absence of skeletons. A
feeding organ called radula is used by
organisms under this phylum to scrape
food.What is this phylum?
A. Annelida
B. Mollusca
C. Nematoda
D. Echinodermata

10. UPCAT
Review:
Biology
5. Genes carry the hereditary information
from parent to offspring.What organic
compound in genes is specifically
designed for this task?
A. lipids
B. proteins
C. enzymes
D. nucleic acids

11. UPCAT
Review:
Biology
5. Genes carry the hereditary information
from parent to offspring.What organic
compound in genes is specifically
designed for this task?
A. lipids
B. proteins
C. enzymes
D. nucleic acids

12. UPCAT
Review:
Biology
6. What happens to the amount of energy
as the level rises in the food pyramid?
A. increases
B. decreases
C. remains constant
D. decreases then increases

13. UPCAT
Review:
Biology
6. What happens to the amount of energy
as the level rises in the food pyramid?
A. increases
B. decreases
C. remains constant
D. decreases then increases

14. UPCAT
Review:
Biology
7. What is the function of the nervous
system?
A. to transport oxygen to the cells
B. to control all the organs of the body
C. to produce hormones to clot the blood
D. to carry nerve impulses to and from
the brain

15. UPCAT
Review:
Biology
7. What is the function of the nervous
system?
A. to transport oxygen to the cells
B. to control all the organs of the body
C. to produce hormones to clot the blood
D. to carry nerve impulses to and from
the brain

16. UPCAT
Review:
Biology
8. What major part of the brain helps
maintain balance and posture?
A. thalamus
B. cerebrum
C. cerebellum
D. medulla oblongata

17. UPCAT
Review:
Biology
8. What major part of the brain helps
maintain balance and posture?
A. thalamus
B. cerebrum
C. cerebellum
D. medulla oblongata

18. UPCAT
Review:
Biology
9. Which of the following does NOT
belong to the group?
A. Annelida
B. Nematoda
C. Amphibians
D. Echinodermata

19. UPCAT
Review:
Biology
9. Which of the following does NOT
belong to the group?
A. Annelida
B. Nematoda
C. Amphibians
D. Echinodermata

20. UPCAT
Review:
Biology
10.How many chromosomes does a sperm
cell have?
A. 23
B. 24
C. 42
D. 46

21. UPCAT
Review:
Biology
10.How many chromosomes does a sperm
cell have?
A. 23
B. 24
C. 42
D. 46

22. UPCAT
Review:
Biology
11.Who is the founder of the science of
genetics?
A. Hans Aufbau
B. Sergei Korolev
C. Gregor Mendel
D. Dmitri Mendeleev

23. UPCAT
Review:
Biology
11.Who is the founder of the science of
genetics?
A. Hans Aufbau
B. Sergei Korolev
C. Gregor Mendel
D. Dmitri Mendeleev

24. UPCAT
Review:
Biology
12.What is the last phase of mitosis?
A. prophase
B. anaphase
C. telophase
D. metaphase

25. UPCAT
Review:
Biology
12.What is the last phase of mitosis?
A. prophase
B. anaphase
C. telophase
D. metaphase

26. UPCAT
Review:
Biology
13.What are the components required for
respiration?
A. oxygen
B. oxygen and glucose
C. oxygen and nitrogen
D. nitrogen and phosphate

27. UPCAT
Review:
Biology
13.What are the components required for
respiration?
A. oxygen
B. oxygen and glucose
C. oxygen and nitrogen
D. nitrogen and phosphate

28. UPCAT
Review:
Biology
14.Which of the following members of a
food chain gets the LEAST amount of
energy?
A. deer
B. grass
C. eagle
D. mango tree

29. UPCAT
Review:
Biology
14.Which of the following members of a
food chain gets the LEAST amount of
energy?
A. deer
B. grass
C. eagle
D. mango tree

30. UPCAT
Review:
Biology
15.Which of the following is the scientific
name of fruit fly?
A. Allium cepa
B. Musca domestica
C. Rhithrogena germatica
D. Drosophila melanogaster

31. UPCAT
Review:
Biology
15.Which of the following is the scientific
name of fruit fly?
A. Allium cepa
B. Musca domestica
C. Rhithrogena germatica
D. Drosophila melanogaster

32. UPCAT
Review:
Biology
16.What does the acronym ATP mean?
A. adenosine triphosphor
B. adenosine triphosphate
C. amylase tripehnylithium
D. amylase triphenylalanine

33. UPCAT
Review:
Biology
16.What does the acronym ATP mean?
A. adenosine triphosphor
B. adenosine triphosphate
C. amylase tripehnylithium
D. amylase triphenylalanine

34. UPCAT
Review:
Biology
17.Which section of the brain is
responsible for releasing growth
hormones?
A. thyroid gland
B. pituitary gland
C. endocrine gland
D. hypothalamus gland

35. UPCAT
Review:
Biology
17.Which section of the brain is
responsible for releasing growth
hormones?
A. thyroid gland
B. pituitary gland
C. endocrine gland
D. hypothalamus gland

36. UPCAT
Review:
Biology
18.What enzyme in saliva breaks down
sugars?
A. adenine
B. amylase
C. glyoxalase
D. aqua-enzymes

37. UPCAT
Review:
Biology
18.What enzyme in saliva breaks down
sugars?
A. adenine
B. amylase
C. glyoxalase
D. aqua-enzymes

38. UPCAT
Review:
Biology
19.Why does semen have alkaline fluids as
part of its composition?
A. to destroy any rival sperm cells inside
the vagina
B. to maintain a neutral environment for
a sperm to “swim” in
C. to protect the sperm from the acidic
environment in the vagina
D. to speed up the transport of the sperm
to the fallopian tube

39. UPCAT
Review:
Biology
19.Why does semen have alkaline fluids as
part of its composition?
A. to destroy any rival sperm cells inside
the vagina
B. to maintain a neutral environment for
a sperm to “swim” in
C. to protect the sperm from the acidic
environment in the vagina
D. to speed up the transport of the sperm
to the fallopian tube

40. UPCAT
Review:
Biology
20.What is the probability that a father
with a homogenous dominant trait and
a mother with the same homogenous
dominant trait will produce an
offspring with the recessive trait?
A. 0%
B. 15%
C. 25%
D. 100%

41. UPCAT
Review:
Biology
20.What is the probability that a father
with a homogenous dominant trait and
a mother with the same homogenous
dominant trait will produce an
offspring with the recessive trait?
A. 0%
B. 15%
C. 25%
D. 100%

42. UPCAT
Review:
Biology
21.How does the esophagus bring food
down to the stomach in space, where
there is zero gravity?
A. thru mucous membranes in the
esophagus
B. thru liquification of the food and its
osmosis in the esophagus
C. thru involuntary constriction and
relaxation of the muscles
D. thru the micro-gravity in space caused
by the centrifugal force created by
orbiting around Earth

43. UPCAT
Review:
Biology
21.How does the esophagus bring food
down to the stomach in space, where
there is zero gravity?
A. thru mucous membranes in the
esophagus
B. thru liquification of the food and its
osmosis in the esophagus
C. thru involuntary constriction and
relaxation of the muscles
D. thru the micro-gravity in space caused
by the centrifugal force created by
orbiting around Earth

44. UPCAT
Review:
Biology
22.Which organ produces bile which helps
digest lipids?
A. liver
B. pancreas
C. gallbladder
D. prostate gland

45. UPCAT
Review:
Biology
22.Which organ produces bile which helps
digest lipids?
A. liver
B. pancreas
C. gallbladder
D. prostate gland

46. UPCAT
Review:
Biology
23.Why does a heron standing in a cold
water for a long time does not get its
legs overchilled ?
A. increased vasodilation
B. intensive metabolism in limbs
C. countercurrent circulation in limbs
D. even thin fat layer under limbs’ skin

47. UPCAT
Review:
Biology
23.Why does a heron standing in a cold
water for a long time does not get its
legs overchilled ?
A. increased vasodilation
B. intensive metabolism in limbs
C. countercurrent circulation in limbs
D. even thin fat layer under limbs’ skin

48. UPCAT
Review:
Biology
24.Which group of plants has vascular
tissue but does not produce seeds?
I. mosses
II. ferns
III. gymnosperms
A. I
B. II
C. III
D. II and III

49. UPCAT
Review:
Biology
24.Which group of plants has vascular
tissue but does not produce seeds?
I. mosses
II. ferns
III. gymnosperms
A. I
B. II
C. III
D. II and III

50. UPCAT
Review:
Biology
25.Which of the
following
statements is
CORRECT?
A. SpeciesA is the
youngest taxon.
B. Species B and C
evolved from
speciesA.
C. The genus most
likely originated in
Asia.
D. Species D, E, F, G
and H share a most
recent common
ancestor.

51. UPCAT
Review:
Biology
25.Which of the
following
statements is
CORRECT?
A. SpeciesA is the
youngest taxon.
B. Species B and C
evolved from
speciesA.
C. The genus most
likely originated in
Asia.
D. Species D, E, F, G
and H share a most
recent common
ancestor.