Question # 1

Respiratory pigment present in muscles is called ______

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Myoglobin

Globin

Haemoglobin

Haemocyanin

Which of the following is not a fibrous proein.

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Keratin

Myocin

Fibrin

Mormones

During breathing no stale of air remains in the lungs of.

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Mammals

Amphibian

Birds

Sarracenia

Hepatitis 'B' is also called.

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Delta Hepatitis

Infectious Hepatitis

Infusion Hepatitis

Serum Hepatitis

Female gametophyte in flowering plants is

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Ovary

Archegonium

Seed

Embryo sac

The study of distribution of animals in nature is called.

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Biodiversity

Zoogeography

Geography

Wild life

Carbon dioxide enters the leaves through

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Stomata

Stroma

Gurad cells

Cuticle

A liter of H2O contains ml of oxygen.

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10

20

30

40

In sponges the food enters the spngocoal cavity throgh

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Ostia

Osculum

Mouth

Spiracles

The skeleton of Athropds is made of

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Silica

Chitin

Calcium carbonate

Both a and c

Length of the duodenum is.

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15-20 cm

20-25 cm

30-35 cm

10-15 cm

Neck Region is called.

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Lumber region

Thoracic region

Cortical region

Pelvic region

O blood has neither A or B antigen but it does have

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Anti - A antibodies

Anti - B antibodies

Anti - O antibodies

Both a & b

During cell division , the nuclear division is called

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Cytokinesis

Karyokinesis

Endomitosis

Plasmolysis

In human only one ovum is usually discharged from the ovary at one time this phenomenon is called

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Ovulation

Menstruation

Oestrous

Apomixes

Flowering is induced in pineapple by growth hormone called.

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Gibbereiline

Abscisic acid

Ethene

Cytokinins

Hereditary characteristics pass from parents to offspring through genes in their

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Nuclei

DNA

Gametes

Body

Secondary growth leads to an increase in the diameter if the.

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Leaf

Root

Stem

Stem and root

Fresh water flatworms excrete

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Very dilute urine

Very concentrated urine

Slightly concentrated

Moderately concentrated urine

If lobster loses its pincer claw a new claw

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Regenerates

Never develops

IS ready

None of these

The total aggregate of genes in a population at any one time is called the populations gene

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Puddle

Lake

Pool

Pond

In root nodules, the organisms present are.

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Bacteria

Algae

Fungi

Cyapobacteria

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