When a Closed-Ended Manometer Is Used for Pressure Measurements, and the Closed

question 39

True/False

When a closed-ended manometer is used for pressure measurements, and the closed end is under vacuum, the level of manometer liquid in the closed arm can never be lower than that in the other arm.

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Definitions:

Microspores

Small spores produced by seed plants and some ferns during the process of meiosis, which develop into male gametophytes.

Megaspores

Large spores produced by some plants that develop into female gametophytes, part of the reproductive cycle.

Microphylls

Simple, small leaves with a single vein, found on some plant species including lycophytes.

Stem Branches

Extensions or subdivisions arising from the main body of a plant's stem, which support leaves, flowers, and fruits.