Question # 1

Silk fiber, myosin, fibrin and keratin are examples.

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Fibrous proteins

Tough proteins

Oval proteins

Globular proteins

Photosynthetic pigments organized into clusters are called.

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Tkoids

Photosynthesis

Stroma

Granna

If non protein part is loosely attached to proteins it is known as.

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Cofactor

Co enzyme

Active site

Holo ezyme

The detachable co factor of an enzyme is known as

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Co enzyme

Ap enzyme

Activator

Prosthetic group

Blood contains ______ oxygen per 100 ml of blood when haemoglobin is 98% saturated

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19.6 ml

18.6 ml

16.6 ml

17.6 ml

The zygomycetes

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Have hyphae without regularly occurring cross walls

Produce motile gametes

Are haploid throughout their life

Answer a and b are both correct

Which one is an example of foliose lichens.

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Ramalina

Bacidia

Lecanora

Permelia

Lymph most closely resemble with

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Blood

Plasma

Interstitial fluid

Urine

Parmella is an example of.

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Fruticose lichen

Foliose lichen

Crustose lichen

Moss lichen

The optimum pH of salivary amylase is.

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2.80

4.80

6.80

8.80

Mammals have only

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Right arotic arch

Left arotic arch

Both left and right arotic arches

No artic arch

Fluid secreted by sertoli cells provides sperms

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Liquid medium

Protection

Nourishment

All a,b,and c

The protein filament whihc binds to the calcium is

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Actin

Myosin

Troponin

Tropomyosin

Chromatin network is visible during

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Interphase

Prophase

Anaphase

Metaphase

The organisms used a biofilters is.

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Transgenic plant

Transgenic bacteria

Transgenic animal

Transgenic virus

Intelligence is also a case of polygenic inheritance which is strongly influenced by

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Genes

Environment

Experience

Nature

Primary tissue is added by the

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Lateral meristem

Underground meristem

Apical meristem

Vertical meristem

Who proposed the term 'Niche' in ecology.

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Haeckel

Grinnell

Elton

Darwin

Human cells contain types of tRNA molecules.

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20

45

195

300

in thoracic region, number of vertebrae is.

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12

15

4

5

As distal end humerus forms hinge joint with

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Radius

Ulna

Tibia

Both a & b

The electrical potencial of cell membrane of meuron when it is not transmission any signal is called ___________

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Resting membrane potencial

Action potencial

Propagation of impulse

Synapse

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