Question # 1

Which is the most important mechanism for water loss from the body?

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Excretiong in urine

Sneezing

Sweating

Eleminatin in feces

The actual location of place, where an organism lives is called its.

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Niche

environment

Habitat

Ecosystem

Adult transgenic tobacco plants glowed when sprayed with the substrate.

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Luciferin

Myoglobin

Hemoglobin

Methionine

the active uptake of sodium in the loop of Henle is provided by the actioon of hormone

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Cortisone

Testosterone

Aldosterone

Progesterone

The best way to increase food production from ecosystem view point is:

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To increase cultivable land by clearing forest

Use of excessive fertilizers

Use of high quality pesticides

Use of genetically improved varieties of seeds

Environmental factors causing abnormal development are grouped together as.

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Toxins

Carcinogens

Teratogens

Mutagens

DNA Polymerase enzyme was isolated from.

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Viruses

Bacteria

Protozoa

Fungi

The pairing of homologous chromosomes is completed in

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Leptotene

Zygotene

Pachytene

Diplotene

During cell division , the nuclear division is called

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Cytokinesis

Karyokinesis

Endomitosis

Plasmolysis

The organisms used a biofilters is.

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Transgenic plant

Transgenic bacteria

Transgenic animal

Transgenic virus

The individuals who born with abnormal organs or body parts is called.

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Malformed

Malignant

Malfunction

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

Two parents, each of blood groups A, have a daughter of blood group O. what is the probality that their next child who has blood gorup O?

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0.125

0.25

0.50

0.75

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

Higher from the learning is the

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Conditioned reflex type I

insight learning

Imprinting

Latent learning

Genes that code for therapeutic and diagnostic proteins are incorporated into the animal's DNA and the proteins appear in the animal's

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Urine

Blood

Sweat

Milk

Most efficient way of supporting the body is seen.

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Fishes

Aves

Reptiles

Mammals

The chromatids repel each other during.

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Leptotene

Zygotene

diplotene

Pachytene

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