Question # 1

How many of the Bio-elements constituent 99% of the total human body

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30

8

5

6

The eukaryotic kingdom arose from

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Prokaryotes

Protists

Both a and B

None

Developing seeds are rich source of

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Auxins

Gibberellins

Cytokinins

All of above

In case of enzymes the detachable co-factor is called

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Reactant

Activator

In activator

None

A net work of very fine threads of chromosomes can be visualized & this network is called

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DNA network

Chromatin

Nucleosome

Nucleoside

Which is not a macro molecule

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Starch

Glycogen

Proteins

CO₂

The fungal associations with roots of higher plants help______uptake by the plants

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Water

Minerals

Both a & b

None

In word ecosystem eco word is related to

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System

Collection

Environment

Habitat

Growth effected by many factors

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Ultraviolet rays

Cathode rays

Anode ray

Gamma rays

Growth occurs though the activity of meristem

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In vascular plants

In coniferous plants

In bryophytes

In pterodophytes

Littoral zone is

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Beyond the shore

Near the shore

Mid the shore

Bottom zone

The Locomotory organs of zoo-flagellates are

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Cillia

Flagella

Pseudopods

None

Chloroplasts are present mainly in

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Epidermis

Mesophyll tissues

Stoma

Vascular bundle

Respiration in plants occurs only

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Day

Night

Day and night

Day & evening

In living organisms,water quantity is

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70 → 90%

80 → 70%

60 → 70%

50 → 50%

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