Question # 1

The Presence of nucleus in the cell was reported by

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Lorenz Oken

Theodor Schwann

Schleiden

Robert Brown

Which one is not the layer or wall of heart.

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Pericardium

Myocardium

epicardium

endocardium

A little change in phmay leadsto.

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Effects enzyme only in high concentration

Retarder even block enzyme activity

Ionization of substrate

Ionization of active sites of enzyme

The tentative explanation of observation.

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Hypothesis

Law

Theory

Deduction

In amoeba digestion is.

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Intracellular

Extracellular

a and b both

None of these

Amoebic dysentery in.

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Amoeba

Entamoeba histolytica

Trypanosoma

Plasmodium

One of the following is in the order of increasing group size, beginning with the smallest family, kingdom, species, phylum or division, genus, order and class

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Family, kingdom, species, genus

Division, genus, order, class

Class, genus, order, family

Species, genus, order, family

The main site of exchange of gases iin plants are

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Cuticle

Lenticel

Stomata

Epidermis

Which one of the following is a correct sequence in biological methods

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Observation-hypothesis-law-theory

Observation-hypothesis-deduction-testing of deduction

Hypothesis-observation-deduction-testing of deduction

law-theory-observation-deduction

Number of leqs in Arachnida are.

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2

4

6

8

Casparian strips are present in the cells of root.

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Endodermis

Epidermis

Cortex

Pith

Eco. R is a commonly used

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Gene

Restriction enzyme

Bacteria

Bacteriophage

Reproduction is very important to the survival of.

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Species

Individual

Population

Community

In 1882, chromosomes were first observed by.

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John Brown

T.H.Morgan

Walter fleming

Walther sutton

Endosymbiont hypothesis was proposed by.

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Wallace

Lamarck

Lynn Margulis

Linnaeus

Alzheimer's disease is characterized by the decline in the function of.

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Brain

Kidney

Liver

Stomach

Rapid aging and less resistance to environmental stress and diseases are limitations of.

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Parthenocarpy

Cloning

Phototropism

Verbalization

Perhaps the most fragile of all the biomes, because of its short growing season is.

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Tundra

Desert

Grass land

Temperate deciduous forest

Which strand of DNA is transcribed.

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coding strand

Sense strand

Antisense strand

Conservative strand

In xerosere, polytrichum and tortula represent.

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Herbaceous stage

Moss stage

Follage lichen stage

Crustose lichen stage

The gene for blue opsin is present on autosome

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1

3

5

7

The mammalism forebrain is differetiated into the thalamus, imbic system and the:

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Cerebellum

Cerebrum

Hippocampus

Hypothalamus

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