ThatQuiz Test Library Take this test now
Science CH4 6th 20-21
Contributed by: Castro
  • 1. All _____ have DNA.
A) Living organisms
B) Solid objects
C) Human cells
D) Chemical compounds
  • 2. How is DNA similar to a fingerprint?
A) Both determine Physical traits such as height and eye color
B) Both are found in the nucleus of every cell of the body
C) Both are fake
D) Both are unique to each individual
  • 3. Which part of the term "deoxyribonucleic acid" indicates where DNA is located?
A) Ribo
B) Bonu
C) Nucleic
D) Acid
  • 4. There are ______of different kinds of proteins in the human body.
A) Trillions
B) Gazillions
C) Billions
D) Thousands
  • 5. How many chromosomes do humans have?
A) 20,000
B) 46
C) None
D) 23
  • 6. The function of ________is not entirely known.
A) Genes
B) Base pairs
C) Magic sword
D) Non-coding DNA
  • 7. Inherited traits are:
A) Dependent on diet
B) Passed on from parent to offspring
C) Mutants
D) The Avengers
  • 8. Gregor Mendel observed that pea plant traits did not blend in their offspring. This led him to conclude that:
A) Traits are not inherited
B) Offspring inherit genes only from one parent
C) Traits are inherited in separate units
D) Pea plants do not have genes
  • 9. Every cell in an organism has the same number of chromosomes, except:
A) Reproductive cells
B) Neurons
C) White blood cells
D) Skin cells
  • 10. A gene carries the__________for a trait.
A) Protection
B) Magic wand
C) Materials
D) Instructions
  • 11. The building blocks of DNA are like alphabet letters, because they:
A) Spell out different instructions depending on theri order
B) Are each associated with a particular sound
C) Can be used in a variety of languages
D) Each have an uppercase and lowercase form
  • 12. Genes influence an organism´s traits by coding for:
A) Chromosomes
B) DNA
C) Cells
D) Proteins
  • 13. Which of the following have you inherited completely from your parents? Choose the best answer.
A) The shape of your blood cells
B) Your weight
C) Your talent
D) Your money
  • 14. What is heredity?
A) Another term for sexual reproduction
B) A type of sexual reproduction
C) The passing of traditions from parents to their children
D) The passing of traits from parents to offspring
  • 15. What did Gregor Mendel learn about his pea plants?
A) The tall plant trait dominates the short plant trait
B) Neither the short nor tall trait is dominant
C) They were green
D) Both short and tall traits are dominant
  • 16. Which of the following organisms is most likely to reproduce asexually?
A) Bacteria
B) Leopards
C) Mandalorians
D) Storm troopers
  • 17. Sexual reproduction results in organisms with more:
A) Offsprings
B) Chromosomes
C) Positive traits
D) Genetic variety
  • 18. Which of the following helps a species adapt to a chamging environment?
A) Having fewer offspring
B) None
C) Having more offspring
D) Increasing genetic variation
  • 19. How do gametes differ from other cells in the body?
A) They each contain instructions for one trait
B) They don´t carry genes
C) They contain one copy of each chromosome
D) They reproduce asexually
  • 20. In sexually reproducing organisms, how many gametes are needed for fertilization?
A) None
B) 46
C) 2
D) 23
  • 21. Which of the following is true about chromosomes?
A) They are identical in both parents
B) They carry one gene
C) They double every generation
D) They are chunks of DNA
  • 22. Genes carry two sets of instructions for each trait in the form of:
A) Chromosomes
B) Alleles
C) Gametes
D) DNA
  • 23. Which of the following is true about evolution?
A) It requires survival and reproduction
B) All of the answers
C) It describes change over time
D) It is fueled by genetic variation
  • 24. Without sexual reproduction, life on Earth would likely be:
A) Less diverse
B) Nothing
C) Less evolved
D) More complex
Students who took this test also took :

Created with That Quiz — the site for test creation and grading in math and other subjects.