Reproduction in Animals
17 solved questions from Class 8 Science, each with the full working. Tap any question to see the step-by-step solution.
- 1 What is the fundamental scientific concept introduced in the chapter 'Reproduction in Animals'? medium MCQ Key Concept & Definition
- 2 Which of the following is an important application or observation related to 'Reproduction in Animals'? easy MCQ Practical Application
- 3 What primary question does the chapter 'Reproduction in Animals' aim to answer? medium MCQ Core Scientific Inquiry
- 4 Why is the study of 'Reproduction in Animals' essential for students in class-8? hard MCQ Importance & Significance
- 5 Which key practice is recommended while studying topics in 'Reproduction in Animals'? medium MCQ Scientific Method
- 6 What is the primary topic or theoretical principle explored in 'Reproduction in Animals' (Class 8 SCIENCE)? medium MCQ Chapter Core Principle
- 7 Which key mechanism or analytical rule is highlighted in 'Reproduction in Animals'? medium MCQ Key Analytical Mechanism
- 8 Which of the following is the correct sequence of stages during embryonic development in a mammal? easy MCQ 1 mark Sequence of embryonic development stages
- 9 In a population of 500 snakes, 12% are males and the rest are females. If a mating pair consists of one male and one female, how many distinct mating pairs can be formed? hard 3 marks Combinatorial pairing in populations
- 10 A dolphin calf is born weighing 70 kg. Its weight doubles every 6 months. What will be its weight after 18 months? medium 2 marks Exponential growth calculation
- 11 Why can a honeybee queen produce drones (male bees) from unfertilised eggs while workers are produced from fertilised eggs? medium 2 marks Haplodiploidy in bees
- 12 In a pond there are 600 fish, 35% of which are male. If each male can mate with any female and each fish can belong to only one pair, how many distinct male–female pairs can be formed? hard 4 marks Pairing in asexual reproduction
- 13 Which of the following animals reproduces asexually by parthenogenesis? easy MCQ 1 mark Asexual reproduction in insects
- 14 In a population of 500 goats, 18% are males. If each male mates with one female, how many distinct mating pairs can be formed? medium 2 marks Sexual reproduction, pair formation
- 15 Explain why honeybee workers are produced from fertilised eggs while drones are produced from unfertilised eggs. medium 3 marks Haplodiploidy in bees
- 16 A certain species of snake lays 12 eggs at a time. Each egg hatches after 45 days. The female lays eggs every 3 weeks. If her lifespan is 8 years, how many hatchlings can she produce in her lifetime? hard 4 marks Reproductive output calculation
- 17 In a pond there are 480 fish, 30% of which are male. Each male can mate with any female and each fish can be part of only one pair. How many distinct male–female pairs can be formed? medium MCQ 3 marks Pairing in populations