CVSTODES SYLVARVM_Forest Ecosystem Flashcards
The following are components of the disease triangle except:
a. Host plant
b. Environment
c. Man
d. Causal agent
e. None of the mentioned
c. Man
The rules of proof of pathogenicity was formulated by:
a. Robert Hooke
b. Robert Koch
c. Robert Hartig
d. Robert Manion
e. None of the mentioned
b. Robert Koch
Chlorosis is an example of what type of morphological symptom:
a. Necrotic
b. Hypertrophic
c. Hyperplastic
d. Atrophic
e. None of the mentioned
a. Necrotic
Signs are evidences of the biotic causal agent of disease, an example of which is:
a. Spot
b. Spore
c. Anthracnose
d. Fungus
e. None of the mentioned
d. Fungus
The stages of disease development are the following, except:
a. Association
b. Incubation
c. Inoculation
d. Infection
e. None of the mentioned
a. Association
Achlorophyllous organisms that have filamentous vegetative structures called hyphae
a. Nematodes
b. Fungi
c. Bacteria
d. Viruses
e. None of the mentioned
b. Fungi
Agents of inoculum transmission include the following, except:
a. Wind
b. Insects
c. Animals
d. Seed plants
e. None of the mentioned
d. Seed plants
Symptoms of damping off disease include:
a. Wood rot and Canker
b. Root rot and Wilting
c. Chlorosis and Defoliation
d. Leaf spot and Anthracnose
e. None of the mentioned
b. Root rot and Wilting
The following are principles of disease control except:
a. Protection of the host plant
b. Therapy of the pathogen
c. Exclusion of the pathogen
d. Development of resistant varieties
e. None of the mentioned
b. Therapy of the pathogen
Examples of fungal reproductive structures include:
a. Fruiting bodies
b. Sclerotia
c. Rhizomorph
d. Mycelia
e. None of the mentioned
a. Fruiting bodies
Any structural resource of the environment that provides shelter and site for breeding, feeding, escape, nesting and other natural functions of an animal.
a. Topography
b. Cover
c. Home range
d. Vegetation
e. Habitat
b. Cover
Tragulus nigricans, which is an endangered species
of wildlife and endemic to Palawan, belongs to this
group of vertebrate.
a. Amphibia
b. Reptilia
c. Aves
d. Pisces
e. Mammalia
e. Mammalia
It refers to the population size of an organism that the environment or a specific habitat can support for
its optimum functions.
a. Fecundity
b. Carrying capacity
c. Ecological density
d. Productivity
e. Biotic potential
b. Carrying capacity
It is a dynamic process for the wise-use of wildlife resources and maintaining the productiveness and
wildlife habitats.
a. Wildlife management
b. Wildlife conservation
c. Ecotourism
d. Wildlife values
e. Wildlife protection
b. Wildlife conservation
Tamaraw and Philippine Eagle exhibit this type of growth curve.
a. Geometric
b. Exponential
c. Parametric
d. Trigonometric
e. All of the mentioned
a. Geometric
The scientific name of Palawan Peacock Pheasant is:
a. Mimizuku gurneyi
b. Tanygnathus lucionensis
c. Pitta kochi
d. Polypectron emphanum
e. Cervus mariannus
d. Polypectron emphanum
It is a two-way movement, often latitudinal or altitudinal, and usually between seasonally used home ranges in different climatic zones.
a. Dispersal
b. Migration
c. Distribution
d. Transportation
e. Circumnavigation
b. Migration
It is part or all of a home range that is defended to the exclusion of other animals, especially conspecifics.
a. Shelter
b. Cover
c. Territory
d. Niche
e. Habitat
c. Territory
The international treaty adopted at Rio Earth Summit (1992), which requires the establishment of IPAS for a comprehensive approach to biodiversity protection is known as:
a. CITES
b. Convention on Biological Diversity
c. Ramsar Convention
d. Sustainable Development
e. Bonn Convention
b. Convention on Biological Diversity
It refers to the estimate of the number of animals in a defined population at a certain area at a particular time.
a. Population density
b. Population size
c. Population growth
d. Biotic potential
e. Carrying capacity
a. Population density
The change in form of insects as they grow from immature to adult stage.
a. Instar
b. Metamorphosis
c. Stadium
d. Larva
e. Exuvia
b. Metamorphosis
The term for the shedding of cuticle in insects.
a. Sclerotization
b. Tagmosis
c. Ecdysis
d. Apolysis
e. Metamorphosis
c. Ecdysis
The term for immature stage of hemimetabolous insects.
a. Young
b. Nymph
c. Naiad
d. Larva
e. Pupa
c. Naiad
The evolutionary process by which organisms like insects adjust and fit to the changes in the environment.
a. Evolution
b. Natural selection
c. Adaptation
d. Behaviour
e. None of the mentioned
c. Adaptation
A term referring specifically to the insects that are internal parasite of the other insects and require only
one host to complete the life cycle; eventually kill the host upon emergence to adult.
a. Endoparasite
b. Ectoparasite
c. Parasitoid
d. Predator
e. Host
c. Parasitoid
It refers to the reoccurrence of pest problem or outbreak due to the development of insect resistance to insecticides.
a. Pest epidemic
b. Pest dispersal
c. Pest resurgence
d. Pest invasion
e. None of the mentioned
c. Pest resurgence
The insect order of Ips calligraphus, a wood-boring pest of pine tree.
a. Lepidoptera
b. Coleoptera
c. Dermaptera
d. Hemiptera
e. Hymenoptera
b. Coleoptera
The type of development of Mahogany Shoot Borer, Hypsipyla robusta.
a. Paurometabola
b. Hemimetabola
c. Holometabola
d. Ametabola
e. All of the mentioned
c. Holometabola
The endopterygote insect order with hindwings very much reduced or knob-like, termed as “haltere”.
a. Lepidoptera
b. Coleoptera
c. Diptera
d. Hemiptera
e. Dermaptera
c. Diptera
The coconut scale insect currently damaging greatly and killing many coconut trees in Laguna and part of Quezon belongs to this insect Order.
a. Orthoptera
b. Isoptera
c. Diptera
d. Neuroptera
e. Hemiptera
e. Hemiptera
The soil definition “a natural body differentiated into horizon of mineral and organic constituent, usually unconsolidated, of variable depth and which differs from the parent material below in morphology, physical properties and constitution, chemical properties and composition, and biological characterization” is under
what concept?
a. Pedological
b. Edaphological
c. Pedagogical
d. Geological
e. All of the mentioned
a. Pedological
In the equation S= f (cl, o, r, p, t), summarizing the factors of soil formation, what does p means?
a. Pedological
b. Physical
c. Parent material
d. Physiological
e. All of the mentioned
c. Parent material
Vertical section of a soil exposing the various horizons from the topmost layer to the less weathered material.
a. Soil horizon
b. Soil cut
c. Soil pit
d. Soil profile
e. All of the mentioned
d. Soil profile
Layers of soil with distinct properties more or less parallel to the ground surface.
a. Soil horizon
b. Soil cut
c. Soil pit
d. Soil profile
e. All of the mentioned
a. Soil horizon
soil profile, what does the horizon designation Oe means?
a. Moderately decomposed litter layer
b. Humified litter layer
c. Slightly decomposed litter layer
d. Highly decomposed litter layer
e. None of the mentioned
a. Moderately decomposed litter layer
It refers to the movement of parent materials like silicate clays and sesquioxides out of the horizon by means of percolating water.
a. Illuviation
b. Leaching
c. Percolation
d. Eluviation
e. None of the mentioned
d. Eluviation
It refers to the movement of materials into the horizon.
a. Illuviation
b. Leaching
c. Percolation
d. Eluviation
e. None of the mentioned
a. Illuviation
Defined as all unconsolidated materials mentioned the bedrock.
a. Solum
b. Soil profile
c. Regolith
d. Dirt
e. None of the mentioned
c. Regolith
It refers to the particle size distribution of the soil.
a. Soil structure
b. Soil texture
c. Soil aggregation
d. Fine earth fractions
e. None of the mentioned
b. Soil texture
The binding together of primary particles to form secondary aggregates, units or peds.
a. Soil structure
b. Soil texture
c. Soil aggregation
d. Coherence
e. None of the mentioned
c. Soil aggregation
The movement of water and minerals from the roots to the leaves is called:
a. Translocation
b. Absorption
c. Transpiration
d. Diffusion
e. None of the mentioned
a. Translocation