Question # 1

The producers in limnetic zone are

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Amoebae

Cyanobacteria

Crustaceans

Hydrilla

Auxins promote growth of roots from

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Cutting

Calluses

Both a & b

Layering

Primary tissue is added by the

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Lateral meristem

Underground meristem

Apical meristem

Vertical meristem

A fluid is secreted to provide liquid medium, protection and nourishment.

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Corpus luteum

Follicle

Ilterus

Sertoli

High degree of renal failure is also called as.

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uremia

Leukemia

Anemia

Lithotripsy

The pigment free area that appears at the time of fertilization is called.

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embryo

Gray crescent

Yolk

White cytoplasm

Which one is Tall grass

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Andropogon

Panicum

Both a & b

Stipa

A probe is a single stranded nucleotide sequence that will hybridize in to certain piece of.

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Amino acids

DNA

Carbohydrate

RNA

Antidluretric hormone (ADH) released from posterior pituitary act to actively transport water from filtrate to kidney's

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Pelvis

Medulla

Cortex

Interstitium

Each A band has a lighter stripe in its mid section called.

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A zone

H zone

M - Line

Z - Line

Cortisol brings about an increase in blood glucose level mainly by its production from protein and by

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Insulin

Glucagons

Oestrogen

Progesterone

The sites where nerve impulse is transmitted from the nerve endings to the skeleton muscle cell membranes are the:

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Neucromuscular junctions

Sarcomeres

Myofilaments

Z discs

Insulin and glucagon hormones are _________ in nature.

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Carbohydrates

Proteins

Polypeptides

Streoids

The inflammatory degenerative disease of joint is

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Arthritis

Sciatica

Herniation

Spondylosis

Eukaryotes are thought to have first appeared about____billion years ago

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1.2

1.3

1.4

1.5

An increase in plant girth due to activity of cascara cambium is called.

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Primary growth

Secondary growth

Heart wood

Sap wood

Contractile ring in cytokinesis is formed by

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Tubulin

Actin and Myosin

Keratin

Cyclin

Excretory structure present in cockroach are.

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Contractile vacuole

Malpighian tubules

Nephridia

Flame cells

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