WorksheetsQUIZ 1- BIODIVERSITY
Total questions: 55
Worksheet time: 59mins
Which of the following taxa contains the most members?
order
species
phylum
class
Which of the following statements show characteristics of Sulfolobus sp.?
I. The cell walls do not contain peptidoglycan.
II. There are no membrane-enclosed organelles within their cytoplasm.
III. Their DNA consist of histone proteins.
IV. Their membrane lipid has unbranched hydrocarbon chain that linked by ether linkage
I, II and III
II, III and IV
I, II and IV
I, III and IV
Which compound in the cell wall that causes a Gram positive bacteria stain purple in colour when it is treated with crystal violet dye?
Outer membrane
Lipoprotein
Peptidoglycan
Lipopolysaccharide
Which of the following statements are TRUE about organisms in the Domain Bacteria?
I. Consist of bacteria and archaebacteria
II. Some are photoautotrophs
III. Genetic material is associated with histone protein
IV. Membrane-enclosed organelles are not present
I and II
I and III
II and III
II and IV
All answers listed below are true about bacteria EXCEPT
all are prokaryotes
all are unicellular
all are harmful
all do not have nucleus
The shape for this bacteria is called .............
spiral
bacillus
coccus
vibrio
The Gram-positive bacteria stain purple because
they form thin outer membrane
they have thick outer membrane
they have thin peptidoglycan layer
they have thick peptidoglycan layer
Which domain has membrane lipid with unbranched hydrocarbon chain that linked by ester linkage?
Bacteria
Archaea
Eukarya
Microorganism that found in extreme environments such as hot springs and underwater volcanoes classify under which Domain?
Both Archaea & Bacteria
Archaea
Bacteria
None of these
Bacteria plays role in nitrogen fixation is related to importance of bacteria which is;
recycling of chemical elements in ecosystem
symbiotic
pathogenic
in research and technology
The fungi phylum that produces sexual spores in microscopic sac-like structure is called
Ascomycota
Zygomycota
Basidiomycota
Chordata
Agaricus sp. belongs to
Ascomycota
Zygomycota
Basidiomycota
Apicomplexa
Penicillium sp. belongs to
Ascomycota
Zygomycota
Basidiomycota
Apicomplexa
Rhizopus sp. belongs to
Ascomycota
Zygomycota
Basidiomycota
Apicomplexa
All statements listed below are true about Rhizopus sp. except
it's hyphae is coenocytic
asexual reproduction by conidia
it produces zygospore
the phylum of Rhizopus sp. is Zygomycota
Hyphae is filamentous body plan (long, branched, thread-like cells). There are two types of hyphae;septate and aseptate. How are they differ from another?
Septate is not divided by crosswall while aseptate is divided by crosswall.
Septate is divided by crosswall while aseptate is not divided by crosswall.
Sorry madam. Xbaca lg.. T_T
Which of the following is the mode of digestion for fungi?
Photosynthetic
Chemotrophic
Saprophytic
Holozoic
Non-vascular plants belongs to which group?
pteridophytes
bryophytes
gymnosperms
angiosperms
Which of these species belongs to bryophytes?
Polytrichum sp.
Dryopteris sp.
Pinus sp.
Hibiscus rosa-sinensis
Which of the following is the unique characteristics for Kingdom Plantae
cell wall consist of peptidoplycan
carbohydrate storage is glycogen
has alternation of generation
motile
Mosses and liverworts are called non-vascular plant because
they lack motile sperm
they lack seed
they lack vascular tissue
they lack true roots, stems and leaves
Which of the following is NOT a characteristic of pteridophytes?
Sporophyte generation is dominant
Gametophyte generation is dominant
Produce spores
Has true roots, stems and leaves
Why Hibiscus sp. are considered more advanced compared to Pinus sp.?
Xylem consists of vessel and tracheid
Reproduction by producing seeds
Phloem consists of sieve tube
Has true roots, stem and leaves
Most conifers have separate male and female reproductive parts on the same tree. This condition is referred to as
monoecious
dioecious
homosporous
heterosporous
Angiosperms are the most successful terrestrial plants. Which of these features is unique to them and helps account for their success?
Dominant gametophytes
Fruits enclosing seeds
Embryos enclosed within seed coats
Sperm cells without flagella
This plant is classified under
Bryophytes
Pteridophytes
Gymnoperms
Angiosperms
This plant is classified under
Bryophytes
Pteridophytes
Gymnoperms
Angiosperms
In a fern life cycle, the ____________ is the dominant generation.
haploid gametophyte
haploid sporophyte
diploid gametophyte
diploid sporophyte
The common name for the organism in bryophytes is
mosses
flowering plants
ferns
pines
All statements below is true about gymnosperms EXCEPT
heterosporous
seed does not enclosed within ovary
non-vascular plants
less dependent on water for fertilization
The characteristics of an unknown marine organism are given below.
· Radial symmetry
· Diploblastic
· Outer layer has stinging cells
What is the most probable phylum for the organism?
Porifera
Cnidaria
Mollusca
Platyhelminthes
The characteristics of the tapeworm, Taenia, include
I possesses scolex.
II its body is divided into proglottids.
III metameric segmentation
IV a type of ectoparasite
I and II
II and IV
I, II and IV
I, II, III and IV
Three different organisms X, Y and Z are shown above.
Which of the following is TRUE of X, Y and Z?
X: Hard-shelled
Y: Polyp and medusa
Z: Chitinous bodied
X: Chitinous bodied
Y: Soft bodied
Z: Hard-shelled
X: Lack tissues and organs
Y: Polyp and medusa
Z: Chitinous bodied
X: Polyp and medusa
Y: Soft bodied
Z: Lack tissues and organs
Usual mode of reproduction: Sexual
Type of fertilization: External
Embryology: Blastopore contributes to the formation of anus; cleavage is radial
Symmetry: Immature form is bilateral; mature form is five-part radial
Body cavity: Lined with tissue derived from mesoderm
Segmentation: No evidence
Skeleton: Spiny exoskeleton secreted by the dermis and covered with a thin epidermis
Habitat: marine
Into what phylum should this organism be placed?
Chordata
Echinodermata
Mollusca
Nematoda
Pharyngeal slits, endoskeleton derived from mesoderm and ventral heart are characteristics for
Annelida
Chordata
Cnidaria
Nematoda
Which phylum and species that has these characteristics
Pseudocoelomate narrow body pointed at both ends Locomotion by contraction of longitudinal muscles Dioecious
Annelida - Pheretima sp
Nematoda - Achatina sp
Nematoda - Ascaris sp
Annelida - Asterias sp
Which of the following is not an arthropod characteristic?
Jointed appendages
Nonsegmented body
molting
exoskeleton
Which phylum and species that has these characteristics
- bilateral symmetry
- have chaetae/ setae
- have paired of metanephridia
- coelomate
Annelida - Ascaris sp
Nematoda - Acatina sp
Arthropoda - Taenia sp
Annelida - Pheretima sp
