Free Printable Unit - 1 Diversity of Living World

Lembar kerja

Unit - 1 Diversity of Living World

Total soal: 29

Worksheet time: 15mins

Nama

Kelas

Tanggal

Which of the following are found in extreme saline conditions?

Archaebacteria

Eubacteria

Cyanobacteria

Mycobacteria

Select the mismatch

Frankia - Alnus

Rhodospirillum - Mycorrhiza

Anabaena - Nitrogen fixer

Rhizobium - Alfalfa

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen?

Bacillus

Pseudomonas

Mycoplasma

Nostoc

Read the following statements ( A to E ) and select the option with all correct statements

A. Mosses and Lichens are the first organisms to colonise a bare rock.

B. Selaginella is a homosporous pteridophyte.

C. Coralloid roots in Cycas have VAM.

D. Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic.

E. In gymnospermsmale and female gametophytes are present within sporangia located on sporophyte.

B, C and E

A, C and D

B, C and D

A, D and E

An example of colonial alga is

Chlorella

Volvox

Ulothrix

Spirogyra

Five kingdom system of classification suggested by R.H. Whittaker is not based on

Presence or absence of a well defined nucleus

Mode of reproduction

Mode of nutrition

Complexity of body organisation

Mycorrhizae are the example of

Fungitasis

Antibiosis

Amensalism

Mutualism

Which of the following shows coiled RNA strand and capsomeres?

Polio virus

Tobacco mosaic virus

Measles viru

Retrovirus

Viroids differ from viruses in having

DNA molecules with protein coat

DNA molecules without protein coat

RNA molecules with protein coat

RNA molecules without protein coat

10.

Select the mismatch

Pinus - Dioecious

Cycas- Dioecious

Salvinia - Heterosporous

Equisetum - Homosporous

11.

Life cycle of Ectocarpus and Fucus respectively are

Haplontic, Diplontic

Diplontic, Haplodiplontic

Haplodiplontic, Diplontic

Haplodiplontic, Halplontic

12.

Zygote meiosis is characterisitic of

Marchantia

Fucus

Funaria

Chlamydomonas

13.

Which of the following is correctly matched for the product produced by them?

Acetobacter acetic : Antibiotics

Methanobacterium : Lactic acid

Penicillium notatum : Acetic acid

Saccharomyces cerevisiae : Ethanol

14.

Which of the following components provides sticky character to the bacterial cell?

Cell wall

Nuclear membrane

Plasma membrane

Glycocalyx

15.

Which of the following statements is wrong for viroids?

They lack a protein coat

They are smaller than viruses

They causes infections

Their RNA is a high molecular weight

16.

In bryophytes and pteridophytes, transport of male gametes require

Wind

Insects

Birds

Water

17.

How many organisms in the list below are autotrophs?

Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter, Streptomyces, Saccharomyces, Trypanosoma, Porphyra, Wolffia

Four

Five

Six

Three

18.

Which of the following would appear as the pioneer organisms on bare rocks?

Lichens

Liverworts

Mosses

Green algae

19.

Monoecious plant of Chara shows occurrence of

Stamen and carpel on the same plant

Upper antheridium and lower oogonium on the same plant

Upper oogonium and lower antheridium on the same plant

Antheridiophore and archegonio phore on the same plant

20.

Read the following five statement (A-E) and answer as asked next to them

a. In Equisetum, the female gametophyte is retained on the parent sporophyte

b. In Ginkgo, male gametophyte is not independent

C. The sporophyte in Riccia is more developed than that in Polytrichum

d. Sexual reproduction in Volvox is isogamous

e. The spores of slime moulds lack cell walls

How many of the above statement are correct?

Two

Three

Four

One

21.

One of the major components of cell wall of most fungi is

Chitin

Peptidoglycan

Cellulose

Hemicellulose

22.

Which one of the following statements is wrong?

Cyanobacteria are also called blue-green algae

Golden algae are also called desmids

Eubacteria are also called false bacteria

Phycomycetes are also called algal fungi

23.

Flagellated male gametes are present in all the three of which one of the following sets?

Riccia, Dryopteris and Cycas

Anthoceros, Funaria and Spirogyra

Zygnema, Saprolegnia and Hydrilla

Fucus, Marsilea and Calotropis

24.

Ectophloic siphonostele is found in

Adiantum and Cucurbitaceae

Osmunda and Equisetum

Marsilea and Botrychium

Dicksonia and maiden hair fern

25.

Which part of the tobacco plant is infected by Meloidogyne incognita?

Flower

Leaf

Stem

Root

26.

Select the correct statement

Gymnosperms are both homosporous and heterosporous

Salvinia, Ginkgo and Pinus all are gymnosperms

Sequoia is one of the tallest trees

The leaves of gymnosperms are not well adapted to extremes of climate

27.

Seed formation without fertilization in flowering plants involves the process of

Sporulation

Budding

Somatic hybridization

Apomixis

28.

Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom

Animalia

Monera

Protista

Fungi

29.

The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals, include the

Halophiles

Thermoacidophiles

Methanogens

Eubacteria

Setel ulang

Unit - 1 Diversity of Living World

Total soal: 29

Worksheet time: 15mins

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