Biodivesity & Ecology

Membranous organelles such as mitochondria and chloroplasts, found in the modern Eukaryotic cell have originated from:
Prokaryotic cells Viruses Early Eukaryotic cells Algae

Fungi usually grow better in an environment with a pH of about
5
7
9
11

Which of the following is an imprecise term used for any fungus forming a visible layer of mycelium and/or spores on solid surfaces but does not form macroscopic fruiting bodies
Yeast Actinomycetes ray fungi mould

Yeasts are

Filamentous, unicellular fungi that are typically spherical or oval Nonfilamentous, multicellular fungi that are typically spherical or oval Nonfilamentous, unicellular fungi that are typically spherical or oval Nonfilamentous, unicellular fungi that are typically mycelial

The universal tree of life originating from a universal ancestor has three main lines and these major lines are called

Hyperthermophilic microorganisms, which are the first occupants of the early Earth, tolerate
excessive salt excessive heat excessive cold low pH

Body of a mold or fleshy fungus consisting of long filaments of cells joined together is called
Thallus Mycelium Aerial mycelium Vegetative mycelium

What kind of energy does Paramecium use?
Chemical Radiant Mechanical Physical

Mushrooms are filamentous:

Basidiomycetes Ascomycetes Streptomycetes Oomycetes

What is the name of the organism that produced the molecular oxygen for the first time during the evolution of life on Earth? Answer
Actinomycetes Cyanobacteria Viruses Lichens

Endosymbiotic Theory postulates that
Answer
Aerobic bacterium established residency within the mitochondria of a primitive eukaryote Aerobic bacterium established residency within the chloroplast of a primitive eukaryote Aerobic bacterium established residency within the cytoplasm of a primitive eukaryote Aerobic bacterium established residency within the cell wall of a primitive eukaryote

A fungal sexual spore results from sexual reproduction, consisting of three phases. These phases are called
Answer
Plasmogamy, Karyogamy and Mitosis Plasmodium, Karyogamy and Meiosis Plasmogamy, Mitosis and Meiosis Plasmogamy, Karyogamy and Meiosis

In most molds, the hyphae contain cross-walls that divide them into distinct, uninucleate (one nucleus) cell-like units. These hyphae are called
Answer
Ceonocytic hyphae Vegetative hyphae Septate hyphae Aerial hyphae

The classification of fungi is based primarily on the characteristics of the sexual spores and fruiting bodies present during sexual stages of their life cycle. If sexual spores are not observed these fungi are classified as
Basidiomycota ascomycota fungi imperfecti Oomycota

The science of Microbiology deals with
Answer
distribution of microorganisms in nature relationship of microorganisms to each other and other living things beneficial and detrimental effects of microorganisms on their environments All of the above