biomes gr 10

1.

1 point

Animals that are most active at dawn and/or dusk are termed...

nocturnal

dayurnal

diurnal

crepuscular

2.

1 point

the scientis who developed the system of binomial nomenclature.

Carolus Nomenclature

Carolus Binomical

Carolus Linnaeus

Carolus Linus

3.

1 point

The soil that has more clay than sand would be able to be rolled into a 'sausage' shape easier than soil with more sand than clay.

True

False

4.

1 point

there are more member organisms in a species than in a genus

True

False

5.

1 point

found naturally only in a specific area and nowhere else

6.

1 point

Loss of biodiversity in South Africa will result in loss of plants leading to erosion and loss ...

of top soil

of animal species

to our carbon sink

to our economy

7.

1 point

Most complex, advanced Kingdom of living organisms

Animalia

Plantae

Monera

Protista

8.

1 point

most primitive kingdom of living organisms

Plantae

Animalia

Monera

Protista

9.

1 point

There are different layers of plants within a forest and this is termed...

layering

partitioning

stratification

crown

10.

1 point

There is a high plant biodiversity within the semi-desert Karoo.

True

False

11.

1 point

Which soil water is most available for plant root uptake?

hygroscopic

seepage

capillary

none of the above

12.

1 point

Hydrophytes grow in wetlands and xerophytes grow in arid conditions

True

False

13.

1 point

Grasses are only found in the grassland biome and savanna biome.

True

False

14.

1 point

In sandy soil, water infiltrates to deeper depths quickly

True

False

15.

1 point

Threat to our riverine vegetation

exotic birds

alien invasive plant species

neither of the options

16.

1 point

cell walls made of chitin

Protista

Plantae

Animalia

Fungi

17.

1 point

species from other countries that move into an area and grow faster than, and take over from, indiginous species.

18.

1 point

The genus into which humans are classified is

Sapiens

Animalia

Homo

none of the above

19.

1 point

Some animals may go into a deep sleep in summer to avoid the heat. This is termed

hibernation

aestivation

heat escape

none of the above

20.

1 point

viruses and humans do not fit into any of the kingdoms according to the 5 kingdom classification system

True

False

21.

1 point

edaphic factors refer to

all of the above

topographical factors

physiographic factors

soil factors

22.

1 point

Savannas occur within a wide range of rainfall conditions within South Africa

True

False

23.

1 point

Animals that are active during the day are termed...

nocturnal

dayurnal

diurnal

crepuscular

24.

1 point

Water hyacinth is an alien invasive species that is a problem in South African rivers and dams.

True

False

25.

1 point

the most fragmented biomes in South Africa

estuaries

savanna

grasslands

forests

26.

1 point

Habitat loss is a serious threat to our biodiversity

True

False

27.

1 point

unicellular and multicellular organisms occur in this kingdom

Protista

Plantae

Animalia

Monera

28.

1 point

Cell walls made of cellulose

Protista

Plantae

Animalia

Fungi

29.

1 point

plants are regarded as producers because they are autotrophic

True

False

30.

1 point

biological diversity of a particular country

is the lack of species

can be measured by the variety of species, genetic variation and ecosystem variety in the country

is measured only by the variety of species in the country

is a measure of the longevity of species in the country