Free Biodiversity and Variety of Life MCQs with Answers
3,130 Biodiversity and Variety of Life MCQs from Biology, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Biological classification uses taxonomic ranks, binomial nomenclature and shared characteristics to organize life into kingdoms. The major groups include prokaryotes, protists, fungi, plants and animals, with comparisons based on cell type, cell wall, nutrition, body organization, reproduction and evolutionary relationships; prokaryotes lack a membrane-bound nucleus.
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- A. Gametogony
- B. Syngamy
- C. Sporogony
- D. Schizogony
Explanation: "The explanation for this question will be added soon!".
Correct answer: Syngamy- A. Stationary Period
- B. Asexual Period
- C. Intubation Period
- D. Lysogenic Period
- E. Incubation Period
Explanation: "The explanation for this question will be added soon!".
Correct answer: Incubation Period- A. Size
- B. Shape
- C. Colour
- D. Mode of nutrition
- E. Mode of locomotion
Explanation: "The explanation for this question will be added soon!".
Correct answer: Mode of nutrition2524. Concerning conditions necessary for the production of water molds, which statement is correct?
- A. 50% relative humidity is required
- B. Sporangia are not produced if relative humidity is above 70%
- C. Sporangia are produced in the saturated atmosphere at 25°C .37°C
- D. The optimum temperature for the production of sporangia is 21°C
- E. Sporangia never produce in optimum weather conditions
Explanation: "The explanation for this question will be added soon!".
Correct answer: The optimum temperature for the production of sporangia is 21°C- A. Chlorella
- B. Amoeba
- C. Slime mold
- D. Earthworm
- E. Ulva
Explanation: "The explanation for this question will be added soon!".
Correct answer: Amoeba- A. Chlorella
- B. Euglena
- C. Ulva
- D. Chlamydomonas
- E. Slime Mold
Explanation: "The explanation for this question will be added soon!".
Correct answer: Ulva- A. Size
- B. Shape
- C. Color
- D. Mode of nutrition
- E. Mode of locomotion
Explanation: "The explanation for this question will be added soon!".
Correct answer: Mode of locomotion- A. Flagellata
- B. Sarcodula
- C. Sporozoa
- D. Ciliata
- E. Suctoria
Explanation: "The explanation for this question will be added soon!".
Correct answer: Ciliata- A. Prophyctic
- B. Monophyletic
- C. Polyphyletic
- D. Triphyletic
- E. Diphyletic
Explanation: "The explanation for this question will be added soon!".
Correct answer: Monophyletic- A. 102°F
- B. 104°F
- C. 106°F
- D. 107°C
- E. 106°C
Explanation: "The explanation for this question will be added soon!".
Correct answer: 106°F- A. Headache
- B. Muscular pains
- C. Constipation
- D. Chills
- E. Flu
Explanation: "The explanation for this question will be added soon!".
Correct answer: Constipation- A. Bacterium
- B. Virus
- C. Fungus
- D. Alga
- E. Plant
Explanation: "The explanation for this question will be added soon!".
Correct answer: Alga- A. Porifera
- B. Fish
- C. Echinoderm
- D. Protozoa
Explanation: Contractile vacuoles are organelles found in single-celled uni-organisms such as protists, especially those living in freshwater…
Correct answer: Protozoa- A. Trypanosoma
- B. Anopheles
- C. Plasmodium
- D. Andes
Explanation: Sleeping sickness, also known as African trypanosomiasis, is caused by various species of Trypanosoma parasites, with Trypanosoma brucei…
Correct answer: Trypanosoma- A. Euglena
- B. Paramecium
- C. Bacteria
- D. Mycoplasma
Explanation: Euglenoids have at various times been classiied in the plant kingdom (with algae) and in animal kingdom (in protozoans).
Correct answer: Euglena- A. Contractile vacuole
- B. Mitochondria
- C. Nucleus
- D. Food vacuole.
Explanation: The function of contractile vacuole is osmoregulatory. Water in freshwater protozoa enters the organism by endosmosis and during feeding.
Correct answer: Contractile vacuole- A. The ability to survive during adverse physical conditions
- B. The ability to live for some time without ingesting food
- C. Protection from parasites and predators
- D. The chance to get rid of accumulated waste products.
Explanation: Amoeba forms a cyst and reproduces by multiple fission during adverse environmental conditions.
Correct answer: The ability to survive during adverse physical conditions- A. Whittaker
- B. Margulis
- C. Schwartz
- D. Both b and c
Explanation: Schwartz, along with Margulis, is credited with listing 27 phyla to protists, highlighting their diversity.
Correct answer: Schwartz- A. Euglena
- B. Diatoms
- C. Brown algae
- D. Dinoflagellates
Explanation: Ceratium belongs to the group of dinoflagellates, which are unicellular protists known for their two flagella, cellulose plates, and…
Correct answer: Dinoflagellates- A. Animals
- B. Brown algae
- C. Slime molds
- D. Vascular plants
Explanation: Slime molds, particularly those classified as myxomycetes, share several characteristics with fungi, including a similar life cycle and…
Correct answer: Slime molds