P4 Science · Chapter 3brightbit.net/worksheets
Reproduction in Animals
Name: ______________________Class: ________Date: ____________Score: ____ / 10
- 1.
What is the difference between sexual and asexual reproduction?
(a) Sexual reproduction involves one parent; asexual involves two parents(b) Sexual reproduction involves two parents; asexual involves one parent(c) Sexual reproduction produces fewer offspring than asexual reproduction(d) Asexual reproduction only occurs in animals
- 2.
Which of the following animals gives birth to live young?
(a) Crocodile(b) Salmon(c) Dog(d) Penguin
- 3.
A frog lays hundreds of eggs at one time. Why does it need to lay so many eggs?
(a) To ensure the pond is full of food(b) Because most eggs and tadpoles will be eaten or will not survive(c) To keep the eggs warm in the water(d) Because frogs have a very short lifespan
- 4.
Which of the following animals is an example of an animal that lays eggs?
(a) Whale(b) Bat(c) Turtle(d) Rabbit
- 5.
Which statement about parental care is correct?
(a) Animals that lay many eggs always provide more parental care(b) Animals that give birth to fewer young tend to provide more parental care(c) All animals provide the same level of parental care(d) Parental care is only seen in mammals
- 6.
During the life cycle of a butterfly, which stage comes after the egg stage?
(a) Adult(b) Pupa (chrysalis)(c) Larva (caterpillar)(d) Nymph
- 7.
What type of metamorphosis does a grasshopper undergo?
(a) Complete metamorphosis(b) Incomplete metamorphosis(c) No metamorphosis(d) Partial metamorphosis
- 8.
Which of the following is a characteristic of mammals regarding reproduction?
(a) They all lay hard-shelled eggs(b) They feed their young with milk produced by the mother(c) They produce hundreds of offspring at one time(d) Their young are immediately independent after birth
- 9.
Name the FOUR stages of complete metamorphosis in the correct order.
Answer: ____________________________________
- 10.
A whale gives birth to only one calf every few years and the calf stays with its mother for about two years. What does this tell us about the level of parental care provided by whales?
Answer key — P4 Science: Reproduction in Animals
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- 1.(b) Sexual reproduction involves two parents; asexual involves one parent
- 2.(c) Dog
- 3.(b) Because most eggs and tadpoles will be eaten or will not survive
- 4.(c) Turtle
- 5.(b) Animals that give birth to fewer young tend to provide more parental care
- 6.(c) Larva (caterpillar)
- 7.(b) Incomplete metamorphosis
- 8.(b) They feed their young with milk produced by the mother
- 9.egg larva pupa adult
- 10.whales provide high levels of parental care
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