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1. Sexual reproduction increases species ________ by combining genetic material from two parents.
• A. uniformity
• B. diversity
• C. stability
• D. mutation

2. Sexual reproduction differs from asexual reproduction because it involves ______ parents.
• A. zero
• B. one
• C. two
• D. four

3. Gametes are specialized sex cells formed through ________.
• A. mitosis
• B. meiosis
• C. fertilization
• D. pollination

4. Understanding genetics and reproduction helps explain ______ patterns.
• A. weather
• B. migration
• C. inheritance
• D. feeding

5. Meiosis forms ______ cells with half the genetic material.
• A. diploid
• B. somatic
• C. haploid
• D. identical

6. Somatic cells undergo mitosis while gametes undergo ________.
• A. fertilization
• B. pollination
• C. fission
• D. meiosis

7. Fertilization requires gametes to ________.
• A. divide
• B. fuse
• C. mutate
• D. duplicate

8. Sexual reproduction mixes genetic material, increasing ________.
• A. variation
• B. uniformity
• C. extinction
• D. cloning

9. Asexual reproduction produces offspring that are ________ to the parent.
• A. similar
• B. identical
• C. different
• D. unpredictable

10. Meiosis reduces chromosome number by ________.
• A. double
• B. increasing
• C. half
• D. none

11. Fusion of male and female gametes restores the full chromosome number in the ________.
• A. embryo
• B. somatic cell
• C. zygote
• D. pollen

12. Genetic recombination during meiosis increases ________.
• A. extinction
• B. diversity
• C. cloning
• D. uniformity

13. Gametes carry ______ the usual number of chromosomes.
• A. double
• B. the same
• C. half
• D. none

14. Somatic cells contain ______ sets of chromosomes.
• A. one
• B. two
• C. three
• D. four

15. Fertilization forms a ______ that begins development.
• A. pollen grain
• B. stem
• C. zygote
• D. gamete

16. Pollination transfers pollen to the ______.
• A. leaf
• B. stigma
• C. root
• D. sepal

17. In plants, fertilization occurs when pollen reaches the ________.
• A. ovule
• B. stamen
• C. petal
• D. stem

18. Crossing over during meiosis increases ________.
• A. competition
• B. diversity
• C. disease
• D. mutation

19. Random fertilization ensures ________ genetic outcomes.
• A. identical
• B. uniform
• C. unique
• D. harmful

20. Sexual reproduction improves species ________ in changing environments.
• A. extinction
• B. adaptability
• C. cloning rates
• D. uniformity

All Answers 1

Answered by GPT-5 mini AI
1. B. diversity
2. C. two
3. B. meiosis
4. C. inheritance
5. C. haploid
6. D. meiosis
7. B. fuse
8. A. variation
9. B. identical
10. C. half
11. C. zygote
12. B. diversity
13. C. half
14. B. two
15. C. zygote
16. B. stigma
17. A. ovule
18. B. diversity
19. C. unique
20. B. adaptability