Question # 1

The partly digested food in cockroach is temporarily stored in.

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Crop

Gizzard

Rectum

Stomach

Mesosomes are internal extensions of the

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Cell wall

Cell membrane

Chromatin body

Capsule

100 ml of arterial blood of human being contains CO2

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50 ml

54 ml

56 ml

58 ml

Hydrogen bonds between adenine and thymine.

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Two

Four

Three

Five

Antiserum is a serum containing.

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Hormones

Antigen

Enzymes

Antibodies

The common name of Allium cepa is

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Piyaz

Bathu

Amaltas

Chana

Globular proteins differ from fibrous proteins in

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Having more amino acids

Their repeating units joined by peptide bond

Being soluble in aqueous medium

Being non-crystalline

HIV belong to the group of viruses called.

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Pox viruses

DNA viruses

Retrovirus

Bacteriophage

The pressure flow theory was first proposed in 1930

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Emst hackel

Ernst Munch

Dixon

Hemming

Eukaryotes have pores per nucleus.

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3000

30,000

6 or 8

3 or 4

The specificity of an enzyme is due to its

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Cofactor

Protein nature

Active site

Globular shape

In the two kingdom systems which of these would characterize an animal

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Photosynthesis

Ingestion of food

Cellulose cell wall

Inability to move

Single circuit heart is found in.

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Fishes

Bird

Reptiles

Mammals

A heterosporous plant is one that

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Produces a gametophyte that bears both sex organs

Produces megaspores and microspores in separaue sporangia, giving rise to separate male and female gametophyte

Is a seedless vascular plant

Produces two types of spores, one asexually by mitosis, and one type by meiosis

In 1966 Ernst Hacckel proposed a third kingdom called

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Monera

Plantae

Fungi

Protoctista

The maximum depth of roots of prospis is.

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40 meters

50 meters

60 meters

70 meters

Mycorrhizal fungi are present in ______ families of flowering plant

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90%

80%

10%

100%

Hepatitis is an inflammation if.

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Stomach

Pancreas

Liver

Kidney

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