Living things

Animal cells are made up

• a nucleus, cytoplasms, choloplast and a rigid cell membrane

• a nucleus, cytoplasms, organelles and a membrane

• stem, roots, leaves

• raw sap, elaborated sap

Animal and plant ORGANS are made up of

• CELLS

• ORGANS

• TISSUE

• SYSTEMS

Arthropods, molluscs, echinoderms, fish, reptiles, birds and amphibians are OVIPAROUS

• TRUE

• FALSE

Poriferas:

• Have soft bodies

  Are oviparous

  absorb oxygen through pores

• Have an exoesqueleton

  Reproduce by forming buds

  Obsorb oxygen through pores

• Have a soft bodies

  reproduce by forming buds

  absorb oxygen through pores

• Lay eggs,

  are furry

Raw sap is

• stones

• elaborated sap

• spores

• Mixture of water and nutrients

Seed plants are

• ferms

• angiosperms

• gymnosperms

• mosses

A FOOD WEB consists of all the trophic relationships that the organisms in one habitat can have.

• FALSE

• TRUE

A FOOD WEB contains more than

• one animal

• one plant

• one habitat

• one food chain

Organisms that are made up of many different cells are called ______________ organisms

• Unicellular

• multicellular

• pluricellular

Many unicellular organisms working together are called ___________________ organisms.

• Unicellular   

• multicellular  

• pluricellular