Plant And Soil Science MCQs
Plant And Soil Science MCQs
Try to answer these Plant And Soil Science MCQs and check your understanding of the Plant And Soil Science subject. Scroll down and let's begin!
1: The weathered layer of loose inorganic material overlaying unfragmented rock below is ________.
A. Separates
B. Regolith
C. Clay
D. Peds
E. Horizons
2: Cytokinesis refers to ________.
A. Division of chromosomes
B. Division of cytoplasm
C. Division of nucleus
D. None of the above
3: You might find _____ in the arctic.
A. Hydrophytes
B. Mesophytes
C. Xerophytes
D. None of these
4: The fali compound was formed in the shape of a circle for the purpose of ____________.
A. Alignment with objects of cosmic significance
B. Grain production
C. Breeding livestock
D. Security
5: Surface ocean currents ___.
A. Are driven by winds
B. Form large rotating gyres in the major ocean basins
C. Are influenced by Coriolis effect
D. All of these
6: The only type of growth in most monocots is ____________________.
A. By translocation
B. By transpiration
C. Primary growth
D. Secondary growth
7: Cellular respiration occurs within the _________ in a cell.
A. Chloroplast
B. Golgi bodies
C. Mitochondria
D. Nucleus
8: Roughly one half of the volume of an ""average"" soil type is composed of ________.
A. Organic material
B. Clay
C. Pore spaces
D. Cations
9: Most atmospheric free nitrogen is cycled to earth by means of ________.
A. Assimilation through plants
B. Weathering
C. Rain
D. Mining
10: ________ is a soil texture in which none of the three main soil separates dominates the other two.
A. Adobe
B. Humus
C. Loess
D. Loam
11: Organisms contribute to soils formation by ________.
A. Warm temperatures and abundant moisture will cause faster weathering.
B. Water expands as it freezes, causing the crack walls to be pushed apart.
C. Rocks reacting with organic acids from plants
D. None of these
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Plant And Soil Science MCQs
