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WorksheetsCHAPTER 1 BIODIVERSITY
Total questions: 50
Worksheet time: 25mins
What is biodiversity?
Number of individuals in a population
Variety of living organisms and ecosystems
Number of cells in an organism
Method of reproduction
Which of the following is a type of biodiversity?
Habitat, cells, food
Genetic, species, ecosystem
Individual, community, population
Mammals, reptiles, amphibians
Genetic diversity refers to…
Number of species
Variation of genes within and between populations
Variety of ecosystems
Energy differences in cells
Linnaean classification is based on…
Ribosomal RNA
DNA sequencing
Taxonomic hierarchy
Body colour
The first part of a scientific name is the…
Species
Class
Genus
Order
Scientific names must be…
All uppercase
Italicized
Underlined only
Written in capital letters only
Which is a domain in the three-domain system?
Plantae
Animalia
Archaea
Protista
Highest rank in taxonomy is…
Order
Class
Domain
Genus
Correct scientific name format:
rana Temporaria
Rana Temporaria
Rana temporaria
RANA TEMPORARIA
Species that are closely related belong to the same…
Family
Genus
Order
Phylum
Prokaryotes: Bacteria & Archaea Prokaryotes belong to which domains?
Archaea and Eukarya
Bacteria and Eukarya
Bacteria and Archaea
Protista and Plantae
Spherical bacteria are called…
Bacillus
Coccus
Spirillum
Vibrio
Vibrio bacteria are…
Rod-shaped
Spiral
Comma-shaped
Spherical
Prokaryotic DNA is located in the…
Nucleus
Nucleoid
Mitochondria
Ribosomes
Rhizobium sp. plays a role in…
Digestion
Causing diseases
Nitrogen fixation
Producing toxins
Archaea commonly live in…
Moderate environments
Extreme environments
Soil only
Human intestine
E. coli in human intestine is…
Pathogenic
Symbiotic
Thermophilic
Halophilic
Spirillum bacteria have a…
Rod shape
Spiral shape
Spherical shape
Comma shape
Salmonella sp. is a…
Symbiotic bacteria
Pathogenic bacteria
Beneficial archaea
Fungus
A plasmid is…
Linear DNA
Extra circular DNA in prokaryotes
A protein
rRNA
Most protists are…
Multicellular only
Unicellular or colonial
Prokaryotic
Lacking membrane-bound organelles
Algae are…
Heterotrophic
Photoautotrophic
Saprotrophic
Parasitic
Amoeba moves using…
Flagella
Cilia
Pseudopodia
Spores
Plasmodium sp. causes…
Cholera
Tuberculosis
Malaria
Typhoid
Euglena sp. is…
Red algae
Non-motile
Mixotrophic
A parasite
Chlorella sp. serves as…
Parasite
Food source for zooplankton
Destroyer of fish
Pathogen
Protozoa reproduce mainly by…
Sporulation
Conjugation
Binary fission
Budding
Protists show all nutritional modes except…
Autotrophic
Heterotrophic
Mixotrophic
Chemotrophic extreme
Fungal cell walls contain…
Cellulose
Peptidoglycan
Chitin
Collagen
Fungi store energy as…
Starch
Glucose
Glycogen
Lipids
Rhizopus belongs to…
Ascomycota
Basidiomycota
Zygomycota
Deuteromycota
Conidia are produced by…
Zygomycota
Ascomycota
Basidiomycota
Bacteria
Agaricus sp. belongs to…
Ascomycota
Basidiomycota
Zygomycota
Archaea
Lichen is a symbiosis between fungi and…
Bacteria
Algae
Plants
Viruses
Penicillium sp. produces…
Alcohol
Penicillin
Insulin
Antibiotic vancomycin
Saprophytic fungi obtain nutrients from…
Living hosts
Photosynthesis
Dead organic matter
Air
Plants are…
Heterotrophs
Autotrophs
Parasitic
Saprotrophic
Bryophytes have dominant…
Sporophytes
Gametophytes
Seeds
Flowers
Example of Pteridophyte:
Moss
Dryopteris sp.
Pinus sp.
Hibiscus
Gymnosperms have…
Flowers
Naked seeds
Fruits
Dominant gametophytes
Angiosperms produce…
Spores only
Flowers and fruits
Naked seeds
No seeds
The group where sporophyte first becomes dominant is…
Bryophytes
Angiosperms
Pteridophytes
Algae
Sporophytes depend on gametophytes in…
Bryophytes
Gymnosperms
Angiosperms
Pteridophytes
Animals are…
Autotrophs
Heterotrophs
Plants
Non-living
Cnidarians have…
Bilateral symmetry
Radial symmetry
Segmented bodies
Three germ layers
An example of Platyhelminthes is…
Ascaris
Taenia
Obelia
Pheretima
Nematodes are…
Acoelomate
Coelomate
Pseudocoelomate
No body cavity
Segmentation is found in…
Cnidaria
Mollusca
Annelida
Porifera
Valanga sp. belongs to…
Echinodermata
Arthropoda
Chordata
Nematoda
Chordates do NOT have…
Notochord
Pharyngeal slits
Dorsal nerve cord
Chitinous exoskeleton
