Question # 1

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

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Aldosterone

Ecdysone

Oxytocin

Androgen

The animals which are capable of varying degrees of endothermic heat production but generally do not regulate their body temperature within a narrow range

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Ectotherms

Endotherms

Heterotherms

Homotherms

Oxytocin is secreted by the endocrine gland named:

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Pituitary gland

Thyroid gland

Parathyroid gland

Adrenal gland

The number of linkage group in man is:

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02

23

46

92

Mutualism is a type of.

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Symbiosis

Parasitism

Predication

Commensalism

Vehicle for transport of male gamete in land plants is

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Water

Pollen tube

Pollen grain

Wind

Post mitotic cells can exist the cell cycle during.

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G1 Phase

G0 phase

G3 phase

S phase

The protective coat which surrounds the embryo is known as:

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Amnion

Chorion

Allantosis

Chorio Allantoic

Which of the following is common in all neurons?

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A cell body which contains a nucleus

A thick myelin sheath

Presence of nodes of Ranvier

Presence of Schwann cells

The execratory product with require minimum water for its removal.

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Urea

Uric acid

Creatinine

Ammonia

Acetabularia is a

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Epiphyte

Alga

fungus

Angiosperm

In turner syndrome the affected person have set of chromosomes.

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XO

XXY

XYY

XXO

The remoras benefit from this relationship the shark is not affected at all.

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symbiosis

Mycorrhiza

Mutualism

Commercialism

The average rainfall is between 750 - 1500 mm in

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Temperate deciduous forests

Coniferous alpine and boreal forests

Tropical rain forests

Grassland ecosystem

Angular thickenings in their primary walls are present in.

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Parenchyma

Collenchyma

Tracheids

Sclernchyma

Which one of the fllowing acts as a stop codon?

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UGG

UGC

UAG

UGU

If fertilization does not occur the corpus luteum starts

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Progesterone

Menstrual cycle

Degenerating

Regenerating

The hormones which controls the development of male secondary sexual characteristics during puberty is.

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Progesterone

Testosterone

Estrogen

Thyroxin

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