Nmdcat Practice Paper from PMDC Syllabus | mosaicbro.com

Nmdcat Practice Paper from PMDC Syllabus

7 of 197 questions (Page 8 of 29)

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50 What is menopause?
Correct Answer: C
Explanation: Menopause marks the cessation of menstruation and fertility (typically age 45–55).
51 What is the function of follicle-stimulating hormone (FSH) in males?
Correct Answer: C
Explanation: FSH supports spermatogenesis by stimulating Sertoli cells in the testes.
52 Which of the following correctly describes the path of sperm through the male reproductive tract?
Correct Answer: C
Explanation: Sperm travel: Testes → Epididymis → Vas deferens → Urethra → Ejaculation.
53 Which of the following is not one of Mendel’s laws of inheritance?
Correct Answer: D
Explanation: Mendel proposed dominance, segregation, and independent assortment—not linkage (discovered later).
54 According to Mendel’s Law of Segregation:
Correct Answer: C
Explanation: Alleles segregate during meiosis, ensuring each gamete carries one allele per gene.
55 In Mendel’s dihybrid cross, what phenotypic ratio did he observe in the F2 generation?
Correct Answer: C
Explanation: Dihybrid crosses yield a 9:3:3:1 ratio (two traits independently assorting).
56 Which law explains why alleles of different genes are inherited independently of each other?
Correct Answer: B
Explanation: Independent Assortment states that genes on separate chromosomes assort independently.
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