امتحان -ساينس - الصف الرابع- مقرر اكتوبر - الوحدة الاولى - منهج مصري

Kapok tree has .................-shaped leaves.

Plants grow in all the places reached by the Sun, even at the bottom of iced marine surfaces.

Most plants can't overcome the drought, except .......

........has short branches and thorns instead of leaves.

The shape and size of a bird's beak had changed from the parent to the offspring This change in the physical beak trait is called ...........

............is a process by which species change over many generations through mutation

Organisms that cannot _____ will die off

Prickly pear has a lot of spines to ........

The upper surfaces of the ....... of water lily plant are covered with wax.

Biological adaptations primarily include changes that  ........... in an environment.

Mutations over time and generations can improve ______.

............grows in rainforests of Amazon in Brazil .The height of these trees reaches to 70 metres.

Mangrove tree has a  special type of roots, called aerial roots.

Savannah is found in ............, where the temperature is moderate.

Acacia tree has ..........to reach deep underground water.