Final Exam Life Science

75 Questions  I  By Randallh
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 Final Exam Life Science
Final exam for 7th grade life science

  
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  • 1. 
     Which of these characteristics is a property only in the plant kingdom?
    • A. 

      Cell Wall

    • B. 

      Has a nucleus

    • C. 

      Has leaves

    • D. 

      Can be found in water and land


  • 2. 

    Click the answer that shows this animal' s correct kingdom,phylum,and order.
    • A. 

      Animalia,Arthropoda,Amphibian

    • B. 

      Animalia,Chordata,Reptile

    • C. 

      Monera,Chordata,Amphibian

    • D. 

      Animalia,Chordata,Amphibian


  • 3. 

    Name this organisms kingdom.
    • A. 

      Animalia

    • B. 

      Plantae

    • C. 

      Fungi

    • D. 

      Protista


  • 4. 

    Name this animals taxonomy.
    • A. 

      Animalia, Chordata, Insect

    • B. 

      Animalia, Arthropoda, Arachnid

    • C. 

      Animalia, Arthropoda, Insect

    • D. 

      Animalia, Molluska, Cephelopoda


  • 5. 
    Which of these is a characteristic of the protist kingdom.
    • A. 

      Multicellular

    • B. 

      Cell Wall

    • C. 

      Single Cell

    • D. 

      No Nucleus


  • 6. 
    Which part of the flower is considered a "male" organ?
    • A. 

      Ovary

    • B. 

      Stigma

    • C. 

      Anther

    • D. 

      Pistil


  • 7. 
    How can plants reproduce?
    • A. 

      Sexually

    • B. 

      Asexually

    • C. 

      By fission

    • D. 

      Both "A" and "B"


  • 8. 

    Look at this cross-section of a plant. Decided wheather or not you think this is a vascular or nonvascular plant.
    • A. 

      Vascular

    • B. 

      Nonvascular


  • 9. 
    Which of these is found only in plant cells?
    • A. 

      Cell membrane

    • B. 

      Choloroplasts

    • C. 

      Nucleus

    • D. 

      DNA


  • 10. 
    Which of thes is found only in plant and bacteria cells?
    • A. 

      Cell membrane

    • B. 

      Nucleus

    • C. 

      DNA

    • D. 

      Cell wall


  • 11. 

    Is this picture a plant cell or animal cell?
    • A. 

      Animal

    • B. 

      Plant


  • 12. 
    Plants are divided by scientists to better understand them. Which of these explainations is a division used by scientists to describe plants?
    • A. 

      Tall and short plants

    • B. 

      Pretty and ugly plants

    • C. 

      Vascular and nonvascular plants

    • D. 

      Pollen and flower plants


  • 13. 
    Which of these organs transports water to parts of the plant?
    • A. 

      Ovary

    • B. 

      Xylem

    • C. 

      Leaf

    • D. 

      Bark


  • 14. 

    Which kingdom is this organism from?
    • A. 

      Animalia

    • B. 

      Fungi

    • C. 

      Bacteria

    • D. 

      Plantae

    • E. 

      Camalot


  • 15. 
    Which of these describes the fungi kingdom?
    • A. 

      Multicelluar, heterotrophic, cell wall

    • B. 

      Unicellular, autotrophic, cell well

    • C. 

      Multicellular, autotrophic, cell wall

    • D. 

      Multicellular, hetertrophic, lacks cell wall


  • 16. 
    When a fungus grows on a dead animal, it can be considered a
    • A. 

      Decomposer

    • B. 

      Predator

    • C. 

      Herbivore

    • D. 

      Meanie


  • 17. 
    Which of these groups of words describes organisms in the animal kingdom?
    • A. 

      Unicelluar, heterotrophic, sessile (not moving)

    • B. 

      Multicellular, autotrophic, mobile (moving)

    • C. 

      Multicellular, heterotrophic, mobile (moving)

    • D. 

      Unicellular, heterotrophic, mobile (moving)


  • 18. 

    Barrell Sponge- Which phylum does it belong to
    • A. 

      Chordata

    • B. 

      Arthropoda

    • C. 

      Nematoda

    • D. 

      Porifera


  • 19. 

    Which Phylum does this organism belong to?
    • A. 

      Molluska

    • B. 

      Chordata

    • C. 

      Arthropoda

    • D. 

      Porifera


  • 20. 

    • A. 

      Arthropoda

    • B. 

      Chordata

    • C. 

      Molluska

    • D. 

      Anelidia


  • 21. 

    Red Flatworm - pick the phylum
    • A. 

      Chordata

    • B. 

      Platyhelminthes

    • C. 

      Arthropoda

    • D. 

      Cnidaria


  • 22. 

    Jellyfish-name the phylum
    • A. 

      Cnidaria

    • B. 

      Porifera

    • C. 

      Arthropoda

    • D. 

      Chordata


  • 23. 

    Name the phylum of this organism. (make sure it is the phylum)
    • A. 

      Animalia

    • B. 

      Chordata

    • C. 

      Ambphibia

    • D. 

      Caudata


  • 24. 
    Using the same picture as number 23, name the animals kingdom.
    • A. 

      Animalia

    • B. 

      Chordata

    • C. 

      Amphibian

    • D. 

      Caudata


  • 25. 
    Using the same picture as number 23, name the animals class.
    • A. 

      Animalia

    • B. 

      Chordata

    • C. 

      Amphibian

    • D. 

      Caudata


  • 26. 
    Using the same animal from number 23, name the animal's order,
    • A. 

      Animalia

    • B. 

      Chordata

    • C. 

      Amphibian

    • D. 

      Caudata


  • 27. 

    This tarantula appears to have 10 legs. But i fact, the small legs up front are not true legs and are used to hold and eat prey. These organs are called
    • A. 

      Abdomen

    • B. 

      Pedipalps

    • C. 

      Spinnerets

    • D. 

      Eyes


  • 28. 
    Using the same picture as number 27, what part of the tarantula carries the venom and is used to bite and subdue prey,.
    • A. 

      Fangs

    • B. 

      Pedipalps

    • C. 

      Cephalothorax

    • D. 

      Abdomen


  • 29. 
    Which of these answers is a characteristic of insects and not arachnids?
    • A. 

      Two body parts

    • B. 

      Make silk

    • C. 

      Six walking legs

    • D. 

      Venomous fangs


  • 30. 
    Which of these answers is a characteristic of insects and not arachnids?
    • A. 

      Make webs

    • B. 

      Eat plants

    • C. 

      Has wings

    • D. 

      Can sting


  • 31. 
    This question is from video #1This guy is trying an experiment, but it is not science. Which of these is missing from the scientific process.
    • A. 

      Experiment

    • B. 

      Use of equipment

    • C. 

      Recording data

    • D. 

      Elecricity


  • 32. 
    This question is for video #2. What of these statements proves that this is not a true arachnid?.
    • A. 

      It does not have the correct # of legs.

    • B. 

      It can crawl.

    • C. 

      It eats plants.


  • 33. 
    This question is for video #2. Which of these statements proves that this creature is not real?
    • A. 

      It has an exoskeleton.

    • B. 

      It is too large to have an exoskeleton and live on land.

    • C. 

      It makes noise and moves at the same time.

    • D. 

      It runs too fast.


  • 34. 
    This question is for video #3.What does it mean to say that these plants are "carnivorous"
    • A. 

      They grow from sunlight

    • B. 

      They need nuitrients from the soil

    • C. 

      They eat insects

    • D. 

      They are very large


  • 35. 
    This question is for video #3What causes the venus flytrap to close?
    • A. 

      Trigger hairs inside the leaf

    • B. 

      Sensory organs on the roots of the plant

    • C. 

      Light sensors on the leaf that notices shadows from insects

    • D. 

      Radio signals from nearby fly traps that insects are in the area.


  • 36. 
    This question is for video #3The pitcher plant catches it's food differently from the venus fly trap. Which of these statements explains how the pitcher plants catch their food.
    • A. 

      It uses spines that pierce the prey and suck out the juices

    • B. 

      It has downward pointing hairs that causes insects to fall into a pool of water to drown

    • C. 

      The plant uses microscopic spines that are shot at the insect while it is in the air and it falls to be eaten by the roots of the plant

    • D. 

      It uses a bazooka.


  • 37. 
    This question is from video #4 What is the likely phylum of this organism?
    • A. 

      Animalia

    • B. 

      Arthropoda

    • C. 

      Chordata

    • D. 

      Molluska


  • 38. 
    Why would a cave creature like this have no skin pigment making it white?
    • A. 

      It provides better camoflague

    • B. 

      It allows it to attract prey

    • C. 

      Color is not needed in a cave and disappears over generations

    • D. 

      White looks better with red gills and makes a bold fashion statement


  • 39. 
    This question is from video #5 Which of these statements are true of protists?
    • A. 

      Protists are multicellular

    • B. 

      Protists live only on land

    • C. 

      Protists can use sunlight to make food

    • D. 

      Protists are only carnivorous


  • 40. 
    This question is from video #5 Which of these statements are true of protists?
    • A. 

      Protists can live on land and water

    • B. 

      Protists can be clearly seen without the use of a microscope

    • C. 

      All protists use cillia to swim


  • 41. 
    This question is from video #5 Which of these statements are not true of protists?
    • A. 

      Protists can be autotrophic and heterotrophic

    • B. 

      Paramecium uses flagella to move about the water

    • C. 

      Paranema has a flagellum on the front of its body

    • D. 

      Amoeba surrounds prey to eat it


  • 42. 
    This question is from video #5 Which of these statements are not true of protists?
    • A. 

      Volvox is a colony of protists living together

    • B. 

      Cillia are small beating hairs that allow some protists to move

    • C. 

      Amoebas move with many cillia

    • D. 

      A paramecium uses a vacuole to digest prey


  • 43. 
    This question is for video #6This animal only has front legs and appears to be in a larval form for its entire life. This is called
    • A. 

      Neoteny

    • B. 

      Natural selection

    • C. 

      Carnivorous

    • D. 

      Metamorphosis


  • 44. 
    This question is from video #6.What are those fluffy things sticking out from the animals head behind the eyes?
    • A. 

      Lazer blasters

    • B. 

      Poison glands

    • C. 

      Motion detectors

    • D. 

      External gills


  • 45. 
    This is from video #6With a long body and small legs, this animal is likely adapted for. . .
    • A. 

      Long open water swimming

    • B. 

      Flying

    • C. 

      Crawling through small spaces

    • D. 

      Living above ground


  • 46. 
    This is from video #6Like all amphibians, this creature is
    • A. 

      Carnivorous

    • B. 

      Aquatic

    • C. 

      Has two legs

    • D. 

      Is poisonous


  • 47. 
    This is from video #6 The creature is a close rela tive to :
    • A. 

      Lizards

    • B. 

      Snakes

    • C. 

      Salamanders

    • D. 

      Worms


  • 48. 
    This is from video #7Viruses attack_____
    • A. 

      Cells

    • B. 

      Crystals

    • C. 

      Hair

    • D. 

      Bone tissue


  • 49. 
    This is from video #7 Viruses are not considered "living" by many scientists. This might be because
    • A. 

      Viruses do not reproduce

    • B. 

      Viruses are small

    • C. 

      Viruses can not reproduce on their own

    • D. 

      Viruses are meanies


  • 50. 
    This is from video #7 The scene at 30sec on the video shows which?
    • A. 

      Bacteria decomposing living cells

    • B. 

      Blood cells taking oxygen to other cells

    • C. 

      Healthy cells using sugars to produce energy

    • D. 

      Infected cells breaking open to spread more viruses


  • 51. 
    True of false- Two homozygous recssive axolotls (albino) are capable of having wild-type offspring.
    • A. 

      True

    • B. 

      False


  • 52. 
    What percentage of offspring will be albino (bb) if two parents (Bb) and (Bb) have 100 offspring. (hint, use a Punnet square)
    • A. 

      25%

    • B. 

      50%

    • C. 

      75%

    • D. 

      100%


  • 53. 
    What percentage of offspring will be albino (bb) if one parent is homozygous recessive and the other is heterozygous. (use a Punnet square)
    • A. 

      25%

    • B. 

      50%

    • C. 

      75%

    • D. 

      100%


  • 54. 
    What is the phenotype of two homozygous recessive albino axolotls?
    • A. 

      Bb

    • B. 

      Albino

    • C. 

      Bb

    • D. 

      Wild-type


  • 55. 
    What is the phenotype for 75% of the offspring from two heterozygous wild-type axolotls.
    • A. 

      Wild-type

    • B. 

      Bb

    • C. 

      Albino

    • D. 

      Bb


  • 56. 
    Which of these genotypes are not possibe with one heterzygous wild-type axolotl and one homozygous wild-type axolotl,.
    • A. 

      BB

    • B. 

      Bb

    • C. 

      Bb

    • D. 

      Wild-type


  • 57. 
    What is the MOST LIKELY genotype from two heterozygous wild-type axolotls. (make a Punnet square to help)
    • A. 

      Bb

    • B. 

      BB

    • C. 

      Bb

    • D. 

      Albino


  • 58. 
    During which phase of mitosis does the cell stay in most of its life.
    • A. 

      Interphase

    • B. 

      Prophase

    • C. 

      Metaphase

    • D. 

      Anaphase

    • E. 

      Telophase


  • 59. 
    During which phase of mitosis, does the cell begin to "pinch off" the cell membrane,.
    • A. 

      Interphase

    • B. 

      Prophase

    • C. 

      Metaphase

    • D. 

      Anaphase

    • E. 

      Telophase


  • 60. 
    During which phase do the chromosomes first pair up?
    • A. 

      Interphase

    • B. 

      Prophase

    • C. 

      Metaphase

    • D. 

      Cytokinesis


  • 61. 
    What is it called when there are two new cells.
    • A. 

      Prophase

    • B. 

      Telephase

    • C. 

      Anaphase

    • D. 

      Cytokinesis


  • 62. 
    Which part of the cell holds the genetic information?
    • A. 

      Chloroplasts

    • B. 

      Cell wall

    • C. 

      Nucleus

    • D. 

      Mitochondria


  • 63. 
    Which is smaller- viruses or bacteria?
    • A. 

      Virus

    • B. 

      Bacteria


  • 64. 
    Which of these is a reason that some of Floridas species are endangered?
    • A. 

      Not enough fire

    • B. 

      Water pollution

    • C. 

      Loss of habitat due to building houses

    • D. 

      All of the above


  • 65. 
    Many people knew that living things were changing over time, but Darwin was known for the theory of HOW this happened. This theory is known as
    • A. 

      Natural selection

    • B. 

      Species origin

    • C. 

      Taxonomy

    • D. 

      Evolution


  • 66. 
    Generally, bacteria colonies live and die in balance. How can the overuse of antibiotics (bacterial killing medicine) speed up natural selection.
    • A. 

      It kills all of the bacteria each time so that there are no survivers and soon we won't need to use antibiotics at all because bacteria will no longer exist.

    • B. 

      It only kills one or two while the rest survive and they do not need to change.

    • C. 

      It kills most of the bacteria but leaves behind the strongest to make a new generation of "strong bacteria" that are resistant to medicine

    • D. 

      It doesn't kill any bacteria and only makes them madder so they develop weapons such as BBs (bacteria bazookas).


  • 67. 
    An organism called Chytrid is killing massive populations of amphibians on the planet. This organism is from the kingdom . . .
    • A. 

      Animlia

    • B. 

      Proitsta

    • C. 

      Monera

    • D. 

      Fungi


  • 68. 
    Amphibians are the first to show signs of environmental stress. When they start disapearing, you know that something is wrong. The term used to describe species that are the first to show signs of environmental stress is. . .
    • A. 

      Native

    • B. 

      Bioloigical indicators

    • C. 

      Prey

    • D. 

      Predator


  • 69. 
    Anura (frogs and toads) and Caudata (salamanders) are different in the way they devolop. Which of these is true.
    • A. 

      Anurans grow their front legs first

    • B. 

      Caudates are mostly born on land

    • C. 

      Caudates usually have externall gills as a larva

    • D. 

      Anurans continue to have tails through their lives


  • 70. 
    Which one of these characteristics appiles to anura only.
    • A. 

      Has external gills

    • B. 

      Have large specialized hopping legs

    • C. 

      Has a flat tail for swimming

    • D. 

      Eats insects


  • 71. 
    Reptiles don't have to lay their eggs in water like amphibians. These special eggs are called. .
    • A. 

      Amniotic eggs

    • B. 

      Caviar

    • C. 

      Calcium chloride

    • D. 

      Poultry


  • 72. 

    Here are some clues. Choose amphibian or reptile that best fits these clues.
    • A. 

      Amphibian

    • B. 

      Reptile


  • 73. 

    Reptile or amphibian.
    • A. 

      Amphibian

    • B. 

      Reptile


  • 74. 
    Reptile or amphbian.ectothermic, amniotic egg, predator, claws
    • A. 

      Amphibian

    • B. 

      Reptile


  • 75. 
    Reptile or amphibian:ectothermic, heterotrophic, metamorphosis
    • A. 

      Amphibian

    • B. 

      Reptile


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