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Quiz on Crop Production - Quiz #1 , created by reynoldsbecky12 on 25/10/2014.

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Crop Production - Quiz #1

Question 1 of 24

1

The other scientific name for Asteraceae is...

Select one of the following:

  • Umbeliferae

  • Gramineae

  • Leguminosae

  • Cruciferae

  • Compositae

Explanation

Question 2 of 24

1

Secondary soil minerals originate from the:

Select one of the following:

  • 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

Explanation

Question 3 of 24

1

The DNA material found in nuclei is called:

Select one of the following:

  • cytosol

  • stroma

  • protoplasm

  • chromosomes

  • ribosomes

Explanation

Question 4 of 24

1

Which of the following is a type of schlerenchyma cell?

Select one of the following:

  • chlorenchyma

  • cortex cell

  • cambium cell

  • companion cell

  • fiber cell

Explanation

Question 5 of 24

1

Which of the following statements pertaining to monocots is true?

Select one of the following:

  • 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

Explanation

Question 6 of 24

1

Soil will develop in parent material in ____________ under ideal conditions

Select one of the following:

  • 10 years

  • 200 years

  • 10,000 years

  • 3 years

  • 10 million years

Explanation

Question 7 of 24

1

Which of the following families is a meristematic tissue

Select one of the following:

  • epidermis

  • schlerenchyma

  • collenchyma

  • xylem

  • cambium

Explanation

Question 8 of 24

1

Which of the following families typically has inflorescence types known as spikes and panicles

Select one of the following:

  • Asteraceae

  • Gramineae

  • Cruciferae

  • Leguminosae

  • Brassicaceae

Explanation

Question 9 of 24

1

A complete mineral soil profile can be represented by one of the following combinations of horizons or layers.

Select one of the following:

  • Horizons Oh, Om, Of

  • Horizons A, B and C

  • Horizons A and B

  • Horizons C and the underlying bed rock

  • Horizons LFH and A

Explanation

Question 10 of 24

1

The level of soil water that is available to plants for long term growth is between the

Select one of the following:

  • Field capacity and oven dry

  • Wilting point and oven dry

  • Saturation and Wilting point

  • Field capacity and wilting point

  • Saturation and field capacity

Explanation

Question 11 of 24

1

The composition of glacial till would include

Select one of the following:

  • Clay

  • Fine sand

  • Rough boulders

  • Silt

  • All of these

Explanation

Question 12 of 24

1

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 ?

Select one of the following:

  • Plasma membrane

  • Pits

  • Cytoplasm

  • Chloroplasts

  • Cell Wall

Explanation

Question 13 of 24

1

The Poaceae family belongs to the Liliopsida class

Select one of the following:

  • True
  • False

Explanation

Question 14 of 24

1

Varves are the result of parent material formation in ancient supraglacial lakes.

Select one of the following:

  • True
  • False

Explanation

Question 15 of 24

1

Winter annuals and biennials are the two plant life cycles that overwinter only once

Select one of the following:

  • True
  • False

Explanation

Question 16 of 24

1

The "Species" level of plant classification is made up of "Genera"

Select one of the following:

  • True
  • False

Explanation

Question 17 of 24

1

Soils with a south aspect would likely have gymnosperms mostly growing on them.

Select one of the following:

  • True
  • False

Explanation

Question 18 of 24

1

Stone cells (sclereids) and fibers have relatively thin walls

Select one of the following:

  • True
  • False

Explanation

Question 19 of 24

1

Duplication of DNA takes place in the nucleus

Select one of the following:

  • True
  • False

Explanation

Question 20 of 24

1

A cell wall consists primarily of complex sugar molecules.

Select one of the following:

  • True
  • False

Explanation

Question 21 of 24

1

Mineral soils have master horizons labelled A, B and C

Select one of the following:

  • True
  • False

Explanation

Question 22 of 24

1

The angiosperms are flowering plants with covered seeds

Select one of the following:

  • True
  • False

Explanation

Question 23 of 24

1

The vessel elements of xylem have adjacent companion cells that aid in the conduction of water

Select one of the following:

  • True
  • False

Explanation

Question 24 of 24

1

Soils with low water content have adequate oxygen levels for plant root growth.

Select one of the following:

  • True
  • False

Explanation

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