Spinach is:
Correct answer: A. Long-day plant
- A. Long-day plant
- B. Short-day plant
- C. Day-neutral plant
- D. None of these
Explanation
Day-neutral plants are not significantly influenced by day length for flowering. Spinach falls into this category, as it doesn't have a strict requirement for specific day lengths to flower.
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Human reproduction covers the male and female reproductive organs, gamete formation, fertilization, implantation and hormonal regulation. The menstrual cycle includes ovarian and uterine changes controlled by pituitary and ovarian hormones, while sexually transmitted diseases are studied through their causes, transmission, symptoms, prevention and effects on fertility.
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