Question # 1

Spirochete is a bacterium.

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Aerobic

Anaerobic

Facultative

Microaerophilic

When a green plant performs photosynthesis at it maximum rate

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The rate of water loss in high

The water content of the plant will be low

The energy content of the plant will be low

The energy content will be unaffected

Glyosidic bond is a

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C- N Linkage

C - O Linkage

N - H Linkage

C - H Linkage

Carbon di oxide per 100 ml of venous blood is.

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50 ml

54 ml

98 ml

99 ml

Which of the following possesses bilobed nucleus.

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Basophiles

Eosinophils

Erythrocytes

Lymphocytes

Poisonous mushrooms are called.

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Truffles

Moreis

Agaricus

Toadstools

Emphysema is the breakdown of

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Trachea

Bronchi

Alveoli

Bronchioles

Plasmid is

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Essential for bacterial growth and metabolism

Drug resistant having disease and insect resistant gene

Essential for bacterial growth only

All of above

_________ is an anaerobic bacterium.

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E Coli

Pseudomonas

Spirochete

Campylobacteria

The percentage of calcium is human body is

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1%

2%

3%

4%

Which of the following is present in both gram-positive and gram-negative cell walls

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An outer membrane

Peptidoglycan

Techoic acid

Lipopolysaccharides

The corpus luteum is formed at the site of

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Fertilization

Ovulation

Mensturation

Implantation

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

Advantage of pecking orders is to:

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Avoids injury to the strong animals

Protect territory

Find suitable mate

Assign specific role to individual subordinates

The Planaria flatworm have simple tubular excretory system known as.

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Protonephridium

Mesonephridum

Prenephridium

Metanephridium

In sickle cell anemia code for glutamic acid is replaced by.

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Leucine

Valine

Proline

Histidine

Find secreted by Sertoli cells provides liquid medium, protection and nourishment to.

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Oocyte

Sperms

Polar body

Spermatids

The productivity can be indicated by.

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Consumption of CO2

Consumption of O2

Evolution of CO2

Evolution of N2

As CFC_s rise to the atmosphere ultraviolet rays release

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Fluorine

Chlorine

Carbon

Hydrogen

Earthworm is the ideal example of tubular excretory system called

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Protonephridia

Mesonephridia

Metanephridia

Prenephridia

A plant has a growth pattern called.

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Open growth

Meristem

Growing point

Apical

Genes are located at specific loci on

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Chromatids

Chromosomes

Centromeres

Homologues

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