1528917
Descripción
Test por reynoldsbecky12, actualizado hace más de 1 año
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Creado por reynoldsbecky12
hace más de 9 años
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Pregunta 1
Pregunta
The other scientific name for Asteraceae is...
Respuesta
-
Umbeliferae
-
Gramineae
-
Leguminosae
-
Cruciferae
-
Compositae
Pregunta 2
Pregunta
Secondary soil minerals originate from the:
Respuesta
-
additions of fertilizer by growers
-
weathering of quartz and feldspars
-
cooling of molten lava
-
decaying plant materials
-
formation of sandstones and shales in ancient sea beds
Pregunta 3
Pregunta
The DNA material found in nuclei is called:
Respuesta
-
cytosol
-
stroma
-
protoplasm
-
chromosomes
-
ribosomes
Pregunta 4
Pregunta
Which of the following is a type of schlerenchyma cell?
Respuesta
-
chlorenchyma
-
cortex cell
-
cambium cell
-
companion cell
-
fiber cell
Pregunta 5
Pregunta
Which of the following statements pertaining to monocots is true?
Respuesta
-
Their vascular bundles in the stem are arranged in a ring
-
they have no vascular cambium to cause secondary growth
-
they have a vascular cambium
-
most of them are woody
-
they have two cotyledons or seed leaves
Pregunta 6
Pregunta
Soil will develop in parent material in ____________ under ideal conditions
Respuesta
-
10 years
-
200 years
-
10,000 years
-
3 years
-
10 million years
Pregunta 7
Pregunta
Which of the following families is a meristematic tissue
Respuesta
-
epidermis
-
schlerenchyma
-
collenchyma
-
xylem
-
cambium
Pregunta 8
Pregunta
Which of the following families typically has inflorescence types known as spikes and panicles
Respuesta
-
Asteraceae
-
Gramineae
-
Cruciferae
-
Leguminosae
-
Brassicaceae
Pregunta 9
Pregunta
A complete mineral soil profile can be represented by one of the following combinations of horizons or layers.
Respuesta
-
Horizons Oh, Om, Of
-
Horizons A, B and C
-
Horizons A and B
-
Horizons C and the underlying bed rock
-
Horizons LFH and A
Pregunta 10
Pregunta
The level of soil water that is available to plants for long term growth is between the
Respuesta
-
Field capacity and oven dry
-
Wilting point and oven dry
-
Saturation and Wilting point
-
Field capacity and wilting point
-
Saturation and field capacity
Pregunta 11
Pregunta
The composition of glacial till would include
Respuesta
-
Clay
-
Fine sand
-
Rough boulders
-
Silt
-
All of these
Pregunta 12
Pregunta
The portion of the cell that controls the movement of substances into and out of the cell. What is this outer boundary of the living portion of the cell ?
Respuesta
-
Plasma membrane
-
Pits
-
Cytoplasm
-
Chloroplasts
-
Cell Wall
Pregunta 13
Pregunta
The Poaceae family belongs to the Liliopsida class
Respuesta
- True
- False
Pregunta 14
Pregunta
Varves are the result of parent material formation in ancient supraglacial lakes.
Respuesta
- True
- False
Pregunta 15
Pregunta
Winter annuals and biennials are the two plant life cycles that overwinter only once
Respuesta
- True
- False
Pregunta 16
Pregunta
The "Species" level of plant classification is made up of "Genera"
Respuesta
- True
- False
Pregunta 17
Pregunta
Soils with a south aspect would likely have gymnosperms mostly growing on them.
Respuesta
- True
- False
Pregunta 18
Pregunta
Stone cells (sclereids) and fibers have relatively thin walls
Respuesta
- True
- False
Pregunta 19
Pregunta
Duplication of DNA takes place in the nucleus
Respuesta
- True
- False
Pregunta 20
Pregunta
A cell wall consists primarily of complex sugar molecules.
Respuesta
- True
- False
Pregunta 21
Pregunta
Mineral soils have master horizons labelled A, B and C
Respuesta
- True
- False
Pregunta 22
Pregunta
The angiosperms are flowering plants with covered seeds
Respuesta
- True
- False
Pregunta 23
Pregunta
The vessel elements of xylem have adjacent companion cells that aid in the conduction of water
Respuesta
- True
- False
Pregunta 24
Pregunta
Soils with low water content have adequate oxygen levels for plant root growth.
Respuesta
- True
- False
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