classification of living organisms - igcse - biology - questions

CLASSIFICATION OF LIVING ORGANISMS

REVISION

What are characteristics of all organisms?

Egestion & excretionA

C

B Egestion & nutrition

Excretion & nutrition

Nutrition & photosynthesisD

Which vertebrate is a mammal?

Vertebrate Scales Lays eggs Feathers Wings Hair

A

B

C

D

Feature Present

Feature Absent

Which information is needed when classifying a frog using the binomial system?

class: amphibianA

C

B genus: Rana

Kingdom: animal

phylum: vertebrateD

Describe two visible differences between a male and a female fly of the same species

Male Female

FEATURE MALE FEMALE

Fig. 1.0

Figure 1.1 shows a different type of an insect, a bee.

Fig. 1.1

Insects can be recognised by having three parts to the body and three pairs of legs, amongst other features. Describe two other features, visible in Fig. 1.0 and Fig. 1.1 that show that the fly and the bee are both identified as insects.

1

2

Which characteristic is shown by all living things?

BreathingA

C

B Growing

Sleeping

WalkingD

Which animals are vertebrates.

W

Y

X

Z

W & X Y & Z

W & ZX & Y

The diagram shows half a flower.

The following key may be used to identify the plant on which the flower is growing.

1

2

Petals separate from sepals ................................ Go to 2Petals and sepals joined ...................................... plant P

Flower with four stamens ...................................... Plant QFlower with more than four stamens ..................... Go to 3

3

4

Ovary as tall as wide ............................................ plant ROvary taller than wide ............................................go to 4

Flower has two petals ........................................... plant SFlower has more than two petals .......................... plant T

To which plant does the flower belong?

Plant PA

C

B Plant Q

Plant R

Plant TD

Which process produces heat to maintain a person’s body temperature?

ExcretionA

C

B Nutrition

Reproduction

RespirationD

Which shows an organism that has been named using the binomial system?

BacteriumA

C

B Flowering plant

HIV

Homo sapiensD

A B C D

The diagram shows four arthropods.

Which arthropod is an insect?

Name one external feature that identifies an animal as an amphibian.

Amphibians are a class of vertebrate. Name two other vertebrate classes.

The diagram shows an arthropod.

A

C

B

D

2

40

21

20

How many pairs of jointed legs does this arthropod have?

Keys are used in biological identification.

A

C

B

D

The plant has a single deep root

with small branches.

The plant has pointed leaves.

The plant has one flower on the

stem.

The plant has many similar roots, arising from a single point.

Which statement may appear in a key and alone could identify one of the plants

in the diagrams?

Which process provides the raw materials needed for tissue repair?

ExcretionA

C

B Growth

Nutrition

RespirationD

Which group does NOT contain animals that are arthropods?

AnnelidsA

C

B Arachnids

Crustaceans

InsectsD

The diagram shows some organisms living in waterThe diagram shows some organism living in water.

A

C

B

D

Photosynthesis

Transpiration

Respiration

Pollination

Which process is carried out by all the living organisms shown?

An animal has four legs, fur and a tail.To which class of vertebrates does it belong?

AmphibiansA

C

B Birds

Mammals

ReptilesD

Which part of a plant cell contains cellulose?

Cell wallA

C

B Chloroplasts

Cytoplasm

VacuoleD

The diagram shows three animals A,B and C which belong to the same group of arthropods.

List three visible features, other than size, which are used to classify them all in the

same group of arthropods.

1

2

3A B C

The diagram shows three animals A,B and C which belong to the same group of arthropods

Give one visible difference, other than size, between animal..

A & B

A B C

A & C

Name the group of arthropods to which these three animals belong.

A B C

The diagrams shows two characteristics of living organisms.

A

C

B

D

Excretion and Growth

Respiration and excretion

Reproduction and respiration

Growth and reproduction

Which characteristics are shown?

The diagrams shows external features of a rat.

A

C

B

D

Two external ears and two eyes

Milk and sweat production

Tail and four legs

Fur and whiskers

Which features, seen in the diagram, show that a rat is a mammal?

The diagram shows an animal whose scientific name is Loxodonta africana.

A

C

B

D

africana

vertebrate

mammal

Loxodonta

To which species does it belong?

Which system is used for naming species?

BinomialA

C

B Conversation

Dichotomous

Natural selectionD

State two features which are only found in dicotyledonous plants.

1

2

Define the term excretion.

Presentation made by….

Mustafa Rashid Aslan Ammar A.

Aslan Ammar A.

Ibrahim Akram

Questions collected by…

Mustafa Rashid

Ali Essa

Shadi Kaddah

Wael M. Awad

Sami B. Tria

Ahmed Ali