Question # 1

There are _______ micrometers in one millimeter.

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10

100

1000

1000000

If you observe a cell like this one, what phase of mitosis is it?

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Anaphase

Telophase

Metaphase

Prophase

In plants, _______________ conduct food.

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Xylem

Phloem

Both

None

Breeding of cow belongs to.

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Forming

Animal Husbandry

Genetics

Morphology

When we work hard we suffer form muscle fatigue muscle cells.

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Carry out aerobic respiration and so accumulate more CO₂

Carry out anaerobic respiration and so accumulate lactic acid

Carry out aerobic respiration at faster rate and so accumulate lactic acid

Carry out aerobic respiration at faster rate and so are tired

Basic unit of classification is:

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Genus

Order

Family

Species

A hypothesis must be testable to be scientifically valid. Being testable means that:

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Some observations could prove that hypothesis is incorect

Only a controlled experiment can indicate whether the hypothesis is correct or incorrect

The hypothesis is proven wrong

The opposite of hypothesis is tested and proven worng

Who reported that all animal tissues are also composed of individual cells?

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Robert Hooke

Lorenz Oken

Robert Brown

Schwann

In plants, _______________ conduct water.

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Xylem

Phloem

Both

None

Chromatains are condensed during:

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Anaphase

Prophase

Anaphase

Metaphase

The mitochondrion functions in_________.

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Lipid storage

Protein synthesis

Photosynthesis

Cellular respiration

................. teeth are adopted for cutting.

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Parmanenet

Premolars

Incisor teeth

Canine teeth

Quantitative observations are considered more accurate than qualitative observation because quantitative are

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Invariable

Measurable

Recorded in terms of numbers

All of these

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