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BIODIVERSITY

Total questions: 67

Worksheet time: 34mins

Name
Class
Date
1.

E . Coli Bacteria , in which live in human intestine are shaped like tiny , sausage like structures known as

a)

bacilli

b)

vibrios

c)

spirochetes

d)

cocci

2.

Which of the following is a difference between bacteria and archae

a)

Archae are unicellular, band bacteria are colonial

b)

The genes of bacteria have introns, while archae lack introns

c)

They have different chemicals in their cell membranes and cell walls

d)

Bacteria are autotrophic and archae are heterotrophic

3.

Which of the following state the difference between algae and protozoans?

a)

Algae are free living, and protoans are parasitic

b)

Protozoans can move and algae cannot

c)

Algae are photosynthetic and protozoans are heterotrophic

d)

Protozoans are autotrophic and algae are heterotrophic

4.

The cell walls of fungi are composed of

a)

cellulose

b)

lipids

c)

glycogen

d)

chitin

5.

Which group of fungi have hypae that are multinucleate and not divided by septa?

a)

monokaryotic

b)

unicellular

c)

ascomycete

d)

coenocytic

6.

The club fungi typically reproduce by producing

a)

zygospores

b)

ascospores

c)

asci

d)

basidia

7.

Ferns are vascular plants. Why must they live in the same habitat as the non-vascular bryophytes?

a)

the have spores

b)

they lack cuticle

c)

the have naked sperm

d)

they have a dominant gametophyte generation

8.

Algae must live in a damp habitat because they lack

a)

cell walls

b)

a cuticle

c)

photosynthetic pigments

d)

all of these

9.

The green leafy fern plants are

a)

sporophyte

b)

haploid

c)

gametophyte

d)

non-vascular

10.

Which of the following is a necessary adaptation for a plant living on land?

a)

naked sperm

b)

multicellular gametangia

c)

sexual reproduction

d)

alternation of generation

11.

In mosses , the gametophyte is

a)

the dominant generation

b)

dependent on the sporophyte

c)

independent from the sporophyte

d)

all of these

12.

What type of nuclear division in plants form gametes from the gametophyte

a)

mitosis

b)

fission

c)

meiosis

d)

all of these

13.

Which of the following is NOT a characteristics of all animals?

a)

They are multicellular

b)

They have tissues, organs and organ system

c)

They are eukaryotes

d)

They ingest their food

14.

Which of the following animals is not segmented?

a)

leech

b)

snail

c)

human being

d)

google-eye

15.

Phylum _______includes the largest number of species

a)

mollusca

b)

arthropoda

c)

annelid

d)

chordata

16.

The water vascular system of a sea star functions in

a)

movement of tube feet

b)

circulation of nutrients around the body

c)

waste disposal

d)

keeping all pars of the body moist at low tide

17.

Which of the following structures can be found in an organism of the Fungi Kingdom?

a)

Sorus

b)

Prothallus

c)

Rhizome

d)

Mycelium

18.

Which of the following animals has a radially symmetrical body, tube feet and calcareous endoskeleton

a)

cockles

b)

sponges

c)

sea cucumber

d)

garden snail

19.

The five kingdoms proposed by R.H Whittaker are

a)

Monera, Protista, Fungi, Plantae and Animalia

b)

Monera , Protista, Fungi, Plantae and Chordata

c)

Virus, Protista, Fungi, Plantae and Animalia

d)

Virus, Protista, Fungi, Plantae and Chordata

20.

The correct sequence of taxonomic categories in the hierarchical classification system is

a)

kingdom-phylum –class-order –family-genus-species

b)

kingdom-class-phylum –order-family –genus-species

c)

kingdom—class-phylum-order-genus-species

d)

kingdom –class-phylum-family-order-genus-species

21.

High level of nitrates in aquatic environment can cause rapid growth of algae , which can subsequently reduce the aquatic oxygen level until it is no longer conducive to aquatic organism. This phenomenon is called

a)

nitrification

b)

eutrophication

c)

pollution

d)

denitrification

22.

Chlamydomonas and Spirogyra are

a)

green algae

b)

brown algae

c)

protista

d)

blue-green algae

23.

Every year more than one million people died of malaria. Which parasite is responsible for this disease?

a)

Salmonella sp

b)

Mycobacterium sp

c)

Plasmodium sp

d)

HIV

24.

These organism have hyphae , no chlorophyll, digest food outside their body, and disperse by releasing spores from their fruiting bodies. They are classified under the kingdom.

a)

Monera

b)

Protista

c)

Animalia

d)

Fungi

25.

Seed plants are classified into angiosperm and gymnosperm based on this characteristics

a)

leaf venation

b)

ovary wall

c)

type of root

d)

pollen grain

26.

The floral part of most monocots are in multiple of

a)

one

b)

two

c)

three

d)

four

27.

Which of the following is a vascular seed plant?

a)

Zea Mays

b)

Dryopteris sp

c)

Funaria sp

d)

Marchantia sp

28.

Which animal phyla is associated with pseudocoelomate?

a)

Nematoda

b)

Porifera

c)

Cnidaria

d)

Platyhelminthes

29.

Which of the following phyla of the animal kingdom has the following characteristics: no symmetry, no coelom and no segment?

a)

Porifera

b)

Nematoda

c)

Cnidaria

d)

Annelida

30.

The most successful phylum in the animal kingdom , in terms of numbers and diversity of distributions is

a)

mammalian

b)

aves

c)

annelid

d)

arthropoda

31.

Which of the following is the phylum for sponge?

a)

Porifera

b)

Cnidaria

c)

Platyhelminthes

d)

Arthropoda

32.

What is the protective external skeleton such as that found in the arthropods?

a)

Ectoderm

b)

Mesoderm

c)

Endoskeleton

d)

Exoskeleton

33.

Individuals in a coelenterate colony that have different body forms is an example of

a)

radial symmetry

b)

polymorphism

c)

morphogenesis

d)

polyploidy

34.

Which of the following is an advantage of the coelom formation in the body of some annelids?


I The digestive system can move independently of the body wall: therefore peristalsis can occur everytime


II The coelom can acts as the main excretory organ because its fluid is able to eliminate waste products.


III The coelom is able to function as a hydrostatic skeleton that is able to change its shape without changing its volume

a)

I only

b)

I and II only

c)

II and III only

d)

I,II and III

35.

A cross section of the body of animal has the following structures from the outer layer to the inside, chaetae, cuticle , epidermis, circular muscles, longitudinal muscles, nephridium, gut muscles and gut. This animal is from the phylum

a)

Coelentrata

b)

Nematoda

c)

Mollusca

d)

Annelida

36.

What characteristics do green algae and plants have in common?

a)

Accesory pigments and cell membrane composition

b)

Accesory pigments and cell wall composition

c)

Photosynthetic and accessory pigment composition

d)

Photosynthetic and cell wall composition

37.

Amphibia, Reptilia and Mammalia have similarities because all of them

A are unable to control their body temperature

a)

have hearts with four chambers

b)

have pharyngeal gill slits at an early stage of their development

c)

are unable to control their body temperature

d)

produce eggs that have shells

38.

Which of the following statements are true about organism in the kingdom Prokaryotae?


I consists of bacteria and cynobacteria

II Some are photoautotrophs

III The genetic material is a single strands of DNA

IV Organelles are not presents

a)

I and II

b)

I, II and III

c)

I, II and IV

39.

Which of the following statements about the organism in the subkingdom algae are true?


I Some algae have true stem

II Some algae are heterotrophs

III Some algae have true roots

IV Some algae are motile

a)

IV only

b)

I and III

c)

I, II and III

d)

I, III and IV

40.

Which of the following statements about organisms in the Kingdom Fungi are true?


I Cell wall mainly made of chitin

II Stores glycogen

III Some fungi are motile

IV Heterotrophs

a)

I,II and III

b)

I, II and IV

c)

II, III and IV

d)

I, II, III and IV

41.

Fungi are not classified as plants because

a)

they do not have cell walls

b)

they produce asexual spores

c)

they do not produce flowers

d)

they do not have chlorophyll

42.

Fungi can exist as


I saprotrophs

II autotrophs

III parasites

IV mutualists

a)

I

b)

I, II and III

c)

I, III and IV

d)

I, II and III

43.

Which of the following statements are true about the plants in the phylum Bryophyta?


I They have true roots

II They are non-vascular plants

III Gametophyte generation is dominant

IV Sporogonium is the sporophyte generation

a)

I, II and III

b)

I, II and IV

c)

II, III and IV

d)

I, II, III and IV

44.

Which of the following statements are true about Marchantia?


I Gametophyte generation is the flattened thallus

II Gametophyte generation attaches to the substratum using rhizome

III Gametophyte generation is lack cuticle

IV Gametophyte generation produces reproductive organs

a)

I, II and III

b)

I, III and IV

c)

II, III and IV

d)

I, II, III and IV

45.

Which of the following statements are true about Dryopteris ?

I Vascular plants

II Prothallus is the gametophyte generation

III Sporophyte generation has underground stem called rhizome

IV Gametophyte generation lacks cuticle

a)

I, II and III

b)

I, II and IV

c)

II, III and IV

d)

I, II, III and IV

46.

Which of the following statements are true about plants in the phylum Coniferophyta?

I Have cones as reproductive organs

II Ovules are not protected by ovary

III Seed is not protected by pericarp

IV Spores are dispersed by wind

a)

I, II and IV

b)

I, III and IV

c)

II, III, and IV

d)

I, II, III and IV

47.

Which of the following explains the taxon relationship between Zea Mays and Pinus?

a)

Same order , different families

b)

Same class, different orders

c)

Same phylum , different class

d)

Same kingdom, different phylum

48.

Which of the following are the characteristics of plants from the class Dicotyledoneae of the phylum Angiospermotophyta?


I In the stem, vascular bundles are arranged in a ring form

II In the roots, the xylem is located at the centre

III Tap roots

IV Floral parts are divisible by four or five

a)

I, II and III

b)

I, II and IV

c)

II, III and IV

d)

I, II, III and IV

49.

Which of the following characteristics are not found in all vascular plants?

a)

Dominant sporophyte generation

b)

Production of seeds

c)

Lignified xylem

d)

Phloem tissue

50.

Water exits a sponge through

a)

Choanocytes

b)

Amoebocytes

c)

Spicules

d)

Osculum

51.

Cnidarians are the most primitive organism with

a)

coelom

b)

triploblastic body wall

c)

excretory cells

d)

nerve net

52.

Which of the following are the characteristics of Obelia , of phylum Cnidaria?


I Exhibit polymorphism

II Have bilateral symmetry

III Diploblastic

IV Produce planula larvae

a)

I, II and III

b)

I, III and IV

c)

II, III and IV

d)

I, II, III and IV

53.

Flatworms of the phylum Platyhelminthes are

a)

diploblastic and acoelomates

b)

triploblastic and acoelomates

c)

triploblastic and pseudocoelomates

d)

triploblastic and coelomate

54.

Which of the following are the characteristics of organisms in the phylum Platyhelminthes?


I Unsegmented body

II Simple circulatory system

III Bilateral symmetry

IV Flame cells in excretory system

a)

I, II and III

b)

I, III and IV

c)

II, III and IV

d)

I, II, III and IV

55.

Roundworms of the phylum Nematoda are

a)

diploblastic and acoelomates

b)

triploblastic and acoelomates

c)

triploblastic and pseudocoelomates

d)

triploblastic and coelomate

56.

Which of the following statements is true for annelids and nematodes

a)

All nematodes are parasites, while annelids are free living

b)

Annelids have both longitudal and circular muscles, while nematodes have only longitudinal muscles

c)

Annelids are unisexual, while neamtodes are hermaphrodites

d)

Nematodes are coelomate, while annelids are acoelomate

57.

The following are the characteristics of an organism in the phylum Arthropoda?


I Triploblastic

II Have jointed appendage

III Have a close circulatory system

IV Have compound eyes or simple eye

a)

I, II and III

b)

I, II and IV

c)

II, III and IV

d)

I, II, III and IV

58.

The following are the characterictics of an organism


I have tube feet

II have a water vascular system

III adult has pentameric symmetry

Based on the charactericts above, the organism is classified under which phylum?

a)

Mollusca

b)

Echinodermata

c)

Cnidaria

d)

Porifera

59.

Which of the following traits is not a characteristics of echinoderms?

a)

Tube feet

b)

Water vascular system

c)

Sessile or slow moving animals

d)

Muscular foot

60.

Which of the following characteristics is not found in all chordates?

a)

Post anal tail

b)

Vertebral column

c)

Pharyngeal slits

d)

Dorsal nerve cord

61.

The germ layer that gives rise to the outer covering of the body and the nervous system is

a)

endoderm

b)

ectoderm

c)

mesoderm

d)

gastrodermis

62.

A true coelom is completely lined with

a)

endoderm

b)

ectoderm

c)

mesoderm

d)

gastrodermis

63.

Which of the following is an advantage of having a jointed skeleton?

a)

location for muscle attachment

b)

support

c)

flexibility

d)

all of the above

64.

Which of the following is not a characteristics of nematodes?

a)

They play a key role as decomposer

b)

They are psedocolomate

c)

They are unsegmented

d)

Their body is not protected by cuticle

65.

Which of the following is the characteristics of an animal


I Multicellular eukaryote

II Heterotrophs

III An animals are able to move

a)

I only

b)

I and II only

c)

II and III only

d)

I, II and III

66.

If two animals are placed in the same order, then they must be form

a)

same class

b)

same family

c)

same genus

d)

same species

67.

Among the following characters, which one is not bacterial character?

a)

nuclear membrane

b)

cytoplasm with ribosome and plasmids

c)

chromosome is one DNA molecule and is not associated with histon

d)

peptidoglycan cell wall