E

1. Centro:
Nombre: Fecha: Curso:
1. Classify the followingliving things into unicellular or multicellular
or both.
the plantkingdom, the animalkingdom, the alga kingdom, the Protista
kingdom, the bacteria kingdom, the fungus kingdom
UNICELLULAR MULTICELLULAR UNICELLULAR AND
MULTICELLULAR
2. Completethese definitions.
 ……………………. relationships: relationships between living
organismsof the same species.
 ……………………. relationships: relationships between living things
from differentspecies.
3. Wedon’t need a microscopeto see … fungi.
a) capped fungi

2. b) bacteria
c) protozoa
4. Write trueor false. Then, correct them.
 Cytoplasm containsthe material the cell needsfor reproduction.
 Cell wall is the external layer of the plantcell.
 Chloroplastsare green organelles that capture light and produce
nutrients.
5. Write trueor false. Then, correct them.
 Fungifeed on the remainsof other living things.
 Algae feed on other livingthings.
 Animalsfeed on other living things.
 Plants maketheir food through photosynthesis.
 Bacteria make their own food.
6. Match the columns.
Coral· · Community
A group of algae · · Individual
Animalsliving on a reef · Population
7. Match the columns.

3. Organelles · · A viscousliquid. The organelles
float in it.
Cytoplasm · · External layer of the animal cell.
Cell membrane· · Small structuresinsidethe
cytoplasm.
8. Completethe sentences with the wordsbelow:
Capped, Fungi, Protozoa, own, reproduce, bacteria
 ……………………. don’t need sunlight for nutrition.
 Fungican’t maketheir ……………………. food.
 ……………………. fungiproducesporesto reproduce.
 ……………………. are unicellular living things such as amoebas and
paramecia.
 Bacteria ……………………. very rapidly.
 Some ……………………. are beneficial.
9. Completethe text with the followingwords:
animal, chloroplast, nucleus, organelles, wall, cell, cytoplasm
A …………………. is the smallest unitof life. It is a livingthing because it
performsthe three vital functions.
There are two types of cells: ………………… cells and plantscells. Their
parts are.
 ………………… is insidethe cell. It is a viscous liquid. The
organelles float in it.

4.  The ………………… contains the material the cell needs for
reproduction. Italso controls the activities of the cell.
 The cell ………………… is the external layer of the plantcell. It is a
rigid structurethat surroundsthecell membraneand protects
the cell.
 The cell membrane is the external layer of the animal cell and
takes part in the interaction function.
 ………………… are small structures insidethe cytoplasm. They
perform variouscell functions, suchas making chemicals and
obtaining energy.
 ………………… are green organelles that capture light and produce
nutrients.
10. Match the columns.
Bacteria · · Moulds
Protozoa· · Bacilus
Fungi· · Paramecia
11. Match the columns.
Interaction · · This role is to transform food into
simplesubstances and get energy
from them.
Reproduction · · The ability to sense changes in
the environmentand insidethe
body, and respond to them.
Nutrition · ·This enables living things to
produceoffspringthat are similar

5. to them.
12. Completethese definitions.
 …………………… : This role is to transform food into simple
substances and get energy from them.
 …………………… : The ability to sense changes in the environment
and insidethe body, and respond to them.
 …………………… : This enables living things produceoffspringthat
are similar to them.
13. Write trueor false. Then, correct them.
 Fungican be unicellular and multicellular.
 Bacteria’s cells have no defined nucleus.
 Fungifeed on other livingthings.
 Animalscan be multicellular and unicellular.
 Plants maketheir own food.