*Continue the sentence: All animals have a life cycle: They are born, they grow, they reproduce and they....
DIE
*What is the offspring?
...
*What happen if a species doesn't replace the animals that die?
They become extinct
(Multiple Choice) Continue the sentence: During sexual reproduction, an egg is fertilised by a
female
male
sperm
offspring
When an embryo grows outside the female's body but inside an egg, the animal is...
Viviparous
Oviparous
Ovoviviparous
When an embryo grows inside the female's body, tha animal is
Ovoviviparous
Viviparous
Oviparous
There are animals that produce eggs but the eggs stay inside the mother's body. These animals are...
Viviparous
Oviparous
Ovoviviparous
A shark is..
Viviparous
Oviparous
Ovoviviparous
Budding
_____reproduction needs a male and a female reproductive cell to join together
Asexual
Sexual
Before reproduction we were
an embryo
a foetus
a sperm cell
an ovum
How many people are living on Earth?
2.200.304 Millions
1.249 Millions
Over 7 billions
5.000.200.111
Why do we look like our parents?
Students answer
Which stages of life do pictures of page 32 show?
Adulthood
Toddle
Infancy
How long does it take to a baby to born?
40 weeks
50 weeks
10 months
There are 2 differents types of reproductions:
Sexual and asexual
Can you list at least 3 physical changes which appear during puberty?
...
