Question # 1

In living thing, the behavior activities occurs at regulars intervals which are called.

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diumal rhythms

Blorhythms

Circannual

Orcadian

Fruit ripening is due to the production of.

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Auxins

Cytokinin

Gibberellin

Ethane

In neurons the message is transmitted across synapse in the form of chemical messenger called.

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Nerve impulse

Synaptic vesicle

Neurotransmitters

Communlaction

The Idea of endosymbiont was purposed by

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Cuvler

Lyell

Malthus

Margulis

Gonadotropin releasing hormone is responsible for the strimulating release of which hormone?

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LH

Progestrone

Secretin

Insulin

In each Nephron inner end form a cup shaped swelling called.

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Glomerulus

Henle's loop

Bowman's capsule

Pelvis

Apical dominance is cause by.

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Gibberellins

Cytokinins

Auxins

Ethene

Excretory structure present in cockroach are.

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Contractile vacuole

Malpighian tubules

Nephridia

Flame cells

Organisms that have had a foreign gene inserted into them are called.

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Transgenic organisms

Polygenesis

Hermaphrodites

Transmuted organisms

The supracoracold muscles provide power for the

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Upward stroke

Downward stroke

Recovery Stroke

Neutral stroke

The Planaria flatworm have simple tubular excretory system known as.

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Protonephridium

Mesonephridum

Prenephridium

Metanephridium

The leaves with very small surface area, are found in.

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Hydrophytes

Xerophytes

Sciophytes

Mesophytes

Cucumber, tomato, garden pea, maize, cotton are example of.

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Short day plant

Day natural plant

Long day plant

Night natural plant

P660 is quiescent from, is converted to active p 730 by the absorption of.

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Blue light

Red light

Orange light

Yellow light

In 1958, F.C. steward grew a complete carrot plant from tiny piece of.

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Pith

Cortex

Xylem

Phloem

Branch of biology which deals with the study of abnormal development and their cause is called.

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Embryology

Teratology

Gerontology

Microcephaly

Which light enhance cell division and retards cell enlargment.

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Red

Green

Blue

Violet

The two different places of DNA joined together is called as.

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Dimeric DNA

Chimeric DNA

Trimeric DNA

Tetrameric DNA

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