Question # 1

On over the wound the cambium forms

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Callus

Wood tissues

Both a & b

Gall

The concentrations of cell bodies of neuron are

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Ganglia

Dendrites

Axons

Nodules

Which is the end of muscle which remain fixed when then muscle contracts.

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Insertion

Origin

Tendon

Belly

Galls are growth on a plant that are induced by

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Ticks

Protozoons

Parasites

Fungi

Each muscle fibre contains a large number of myofibrils having a diameter of

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1 - 2 mm

1 - 5 mm

2 - 4 mm

3 - 7 mm

Maximum speed of nerve impulse transmission is

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100 m/s

110 m/s

120 m/s

130 m/s

Apical dominance is cause by.

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Gibberellins

Cytokinins

Auxins

Ethene

Neck Region is called.

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Lumber region

Thoracic region

Cortical region

Pelvic region

Alpha cells of pancreas secrete

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Insulin

Glucagon

Secretin

Pancreatic juice

The process of moulting is controlled by the nervous system and a hormone called.

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Aldosterone

Ecdysone

Oxytocin

Androgen

Which of the following NOT dispose off a type of waste directly to the environment?

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Digestive system

Respiratory system

Circulatory system

Urinary system

The collenchymas cells have protoplast and usually lack

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Secondary wall

Vacuole

Middle Lemelta

Primary wall

Promotes closing of stomata under conditions water stress.

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Etthene

Abscisic acid

Cytokinnins

Gibberellins

Selective weed killer

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2-4 D

I AA

NAA

IPA

The sclerenchyma cells found in seed coats and nut shells are the

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Fibres

Vessels

Tracheids

scleriedes

During non conducting state the neuron membrane is permeable to efflux of.

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Cl-

Ca

Ca+

Na+

K+

The process during which potassium and hydrogen ions and some toxic substances are put into urine is called:

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Tubular secretion

Reabsorption

Filtration

Countercurrent multiplication

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