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WorksheetsBiodiversity
Total questions: 30
Worksheet time: 30mins
Which is the correct order of hierarchical classification in taxonomy?
Kingdom, phylum, class, order, family, genus, species, domain
Domain, kingdom, phylum, class, order, family, genus, species
Domain, Kingdom, order, species, genus, class, family, phylum
Phylum, domain, kingdom, order, class, family, genus, species
Hibiscus rosa-sinensis is the scientific name of hibiscus, rosa-sinensis is the __________ name.
genus
species
order
phylum
Bacteria that are autotrophs
do not require atmospheric oxygen for cellular respiration
must obtain organic compound from other organism
manufacture their own organic molecules from simple raw materials
get their nourishment from dead organism
Prokaryotes called __________ are similar in many ways to eukaryotic organism.
archaea
bacteria
protozoa
cyanobacteria
Most prokaryotes
obtain energy from sunlight and carbon from organic compounds
obtain both energy and carbon from organic compounds
obtain energy from inorganic compounds and carbon from CO2
obtain energy from sunlight and carbon from CO2
Small loops of DNA called __________ exist in addition to the bacterial chromosome.
capsids
plasmids
chromatids
pili
When bacteria are rod-shaped, they are called
cocci
spirilia
vibrio
bacilli
The two major phyla of algae are
Euglena and Phaeophyta
Apicomplexa and Ciliophora
Chlorophyta and Phaeophyta
Rhizopoda and Chlorophyta
Plasmodium sp., a protist parasite causing malaria, is classified in the phylum
Ciliophora
Cyanobacteria
Apicomplexa
Euglenophyta
In freshwater ciliates, special organelle called __________ controls water regulation.
flagella
contractile vacuole
food vacuole
lysosome
Most fungi produce cell wall composed of
cellulose
chitin
peptidoglycan
penicillin
The phylum of Rhizopus sp. is
Ascomycota
Basidiomycota
Zygomycota
Bryophyta
Marchantia sp. is classified under which phylum?
Bryophyta
Lycopodiophyta
Hepatophyta
Chlorophyta
What are the male sex organs of bryophytes that produce sperm cells?
Archegonia
Anthers
Antheridia
Sporophyte
Angiosperms have xylem vessel elements in their xylem and __________ in their phloem.
sporophylls
sieve tube members
phloem vessels
generative cells
Why are prokaryotes unlike all other organisms?
Prokaryotic cells have organelles
Prokaryotic cells lack true nuclei
Prokaryotic cells lack nucleic acids
Prokaryotic cells have cell walls
Which of the following statements is not true?
Archaea and bacteria have different membrane lipids
Both archaea and bacteria generally lack membrane-enclosed organelles
The cell walls of archaea lack peptidoglycan
Only bacteria have histones associated with DNA
A mixotroph protist loses its plastids, yet continues to survive. Which of the following most likely accounts for its continued survival?
It relies on photosystems that float freely in its cytosol
It must have gained extra mitochondria when it lost its plastids
It engulfs organic material by phagocytosis or by absorption
It has an endospore
Which of the following protists is unicellular and heterotrophic?
Algae
Amoeba
Paramecium
Both Amoeba and Paramecium
A large seaweed that floats freely on the surface of deep bodies of water would be expected to lack which of the following?
thalli
bladders
holdfasts
gel-forming polysaccharides
Green algae differ from land plants in that many green algae
are heterotrophs
are unicellular
have alternation of generations
have cell walls containing cellulose
Fungi can exist as
I saprotrophs
II autotrophs
III parasites
IV mutualist
I only
I, II and III
I, III and IV
II, III and IV
Fungi are not classified as plants because
they do not have cell walls
they produce asexual spores
they do not produce flowers
they do not have chlorophyll
In the moss life cycle, the __________ generation is dominant.
haploid gametophyte
haploid sporophyte
diploid gametophyte
diploid sporophyte
A botanist discovers a new species of plant in a tropical rain forest. After observing its anatomy and life cycle, he notes the following characteristics: flagellated sperm, xylem with tracheid, separate gametophyte and sporophyte generations with the sporophyte dominant, and no seeds. This plant is probably most closely related to
mosses
ferns
gymnosperms
flowering plants
Most conifers have separate male and female reproductive parts on the same tree. This condition is referred to as
monoecious
dioecious
homosporous
heterosporous
The largest cones produced on a pine tree, the ones we are typically most familiar with, are the female cones that contain
megasporangia
microsporangia
microspores
antheridia
The most diverse, successful, and familiar group of plants today are the
gymnosperms
bryophytes
ferns
angiosperms
The seed coat's most important function is to provide
a non-stressful environment for the megasporangium
the means for dispersal
dormancy
desiccation resistance
Which of the following explains the taxon relationship between Zea mays and Pinus sp.?
Same order, different families
Same class, different order
Same phylum, different class
Same kingdom, different phylum
