Question # 1

It is at the risk of becoming extinct because few members are left:

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Extinct

Threatened

Valnerable

Endangered

Magnification of electron microscope is:

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2500 x

250,000 x

25000 x

None

The total number of elements in nature are.

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92

93

91

90

Specific enzymes are synthesized in:

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G₀

G₂

G₁

S phase

Bacteria and cyanobacteria are :

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Prokaryotes

Eukaryotes

Both

None

There are _________ P-bonds in an ATP molecule.

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Two

Nine

Six

Four

Scientists noticed that persons living near marshy areas were most likely suffered from malaria. They will considered this fact as

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Problem

Hypothesis

Observation

Experiment

Aerobic respiration needs free ............. .

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Carbon

Nitrogen

Oxygen

None

Which of the following plastids have chlorophyll and help in photosynthesis?

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Chloroplasts

Leucoplast

Chromoplasts

All of these

Cells walls are found in these organisms, except for______.

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Plants

Animals

Bacteria

Fungi

Fungi cannot be placed in plantae kingdom because:

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Fungi lack cell wall

Fungi lack root, stem and leave

Fungi lack chlorophyll

Fungi do not store food

The _________ is a major component of plant cell walls.

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Chitin

Peptiodglycan

Cellulose

Cholesterol

Good calcium along with low salt and high potassium intake prevents from:

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Hypertension

Kidney stone

a and b

None

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