Importance of Reproduction_Unsolved Paper
Chapter: How Do Organisms Reproduce | Topic: Importance of Reproduction
IMPORTANCE OF REPRODUCTION_UNSOLVED PAPER
Topic: Importance of Reproduction
Q1.What is the primary biological importance of reproduction?
- It helps an individual organism obtain food
- It ensures continuity of a species
- It increases the size of an individual
- It helps organisms breathe
Q2.Which statement best explains why reproduction is essential for the survival of a species?
- Individual organisms cannot survive without reproducing every day
- Reproduction replaces organisms that die and maintains the continuity of generations
- Reproduction helps every organism grow taller
- Reproduction prevents all changes in organisms
Q3.A population of organisms stops reproducing completely. What is most likely to happen over many generations?
- The population will continue increasing indefinitely
- The species may eventually disappear
- Every individual will become stronger
- The organisms will stop requiring food
Q4. Which of the following is most closely related to reproduction?
- Production of new individuals of the same species
- Removal of waste materials
- Exchange of gases
- Movement of the body
Q5. Why is reproduction considered different from processes such as nutrition and respiration?
- Reproduction is not necessary for the continuity of an individual organism but is important for continuation of the species
- Reproduction provides energy directly to every cell
- Reproduction removes carbon dioxide from the body
- Reproduction occurs only in plants
Q6.A gardener notices that new plants continue to appear in a garden generation after generation. Which life process is mainly responsible for this continuity?
- Respiration
- Reproduction
- Excretion
- Nutrition
Short questions
Q1. What is reproduction? Why is it important for the continuation of a species?
Q2. Why is reproduction not essential for the survival of an individual organism but essential for the survival of a species?
Q3. How does reproduction help maintain the continuity of life on Earth?
Q4. What might happen to a species if its members stopped reproducing completely?
Q5. A farmer grows wheat every year and collects seeds from mature plants for the next crop.
Why is reproduction important in this situation?
Q6. A student observes that an old tree in a park produces seeds that later grow into young plants.
What does this observation tell you about the role of reproduction in the continuity of plant species?
Q1. Explain why reproduction is considered an important characteristic of living organisms. Discuss its role in maintaining the continuity of species from one generation to the next.
Q2. A species contains many individual organisms, but each individual has a limited lifespan. Explain how reproduction helps the species continue even after individual organisms die. Give suitable examples from plants or animals.
Q3. India has a wide variety of plants, animals, birds, and other organisms. Explain how reproduction contributes to maintaining populations of these organisms over generations. Why would the absence of reproduction be a serious problem for biodiversity?
Q1. Imagine that a particular species of butterfly is present in a forest, but for several years none of the adult butterflies produces offspring.
a) How would this affect the population of the butterfly over time?
b) Why would this situation be important from the point of view of species continuity?
Q2. A school garden has several flowering plants. At the end of the season, some plants produce seeds, while the older plants gradually die.
a) What role do the seeds play in the continuation of the plant population?
b) Why is this process important for future generations of plants?
Q3. Suppose two populations of the same species live in different areas. Both populations are able to reproduce, but one population has stopped reproducing because of environmental disturbances.
Compare the likely long-term condition of the two populations and explain why reproduction matters for maintaining a species.