Science Practice Quiz 251

Q1.How many modes of animal reproduction are mentioned in the passage?

A. One B. Two C. Three D. Four

Q2.What are the two modes of reproduction in animals?

A. Sexual reproduction and asexual reproduction B. Binary fission and budding C. Cloning and parthenogenesis D. Vegetative propagation and spore formation

Q3.Which of the following is NOT listed as a component of the male reproductive system in humans?

A. a pair of testes B. two sperm ducts C. the penis D. the uterus

Q4.Which animal's egg is described as the largest in the passage?

A. Human B. Chicken C. Ostrich D. Duck

Q5.Which sequence correctly represents the stages in the frog’s life cycle?

A. egg → tadpole (larva) → adult B. egg → adult → tadpole (larva) C. tadpole (larva) → egg → adult D. adult → egg → tadpole (larva)

Q6.What is the name of the asexual reproduction method in Hydra where new individuals develop as outgrowths from the parent?

A. Budding B. Fragmentation C. Spore formation D. Regeneration

Q7.What is the definition of cloning as given in the passage?

A. The production of an exact copy of a cell, any other living part, or a complete organism B. The process of breeding two different species to produce a hybrid offspring C. The method of reproducing plants by cutting stems and planting them D. The technique of extracting DNA and inserting it into a virus vector

Q8.Which hormone begins to be released by the testes at the onset of puberty, causing growth of facial hair in boys?

A. Testosterone B. Estrogen C. Progesterone D. Luteinizing hormone

Q9.How often should a sanitary pad be changed?

A. Every 2–3 hours B. Every 4–5 hours C. Every 6–7 hours D. Every 8–9 hours

Q10.What term is used for the chemical secretions of endocrine glands that bring about changes in the body?

A. Hormones B. Enzymes C. Neurotransmitters D. Vitamins

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Science Practice Quiz 251