Question # 1

Ciliates are unicellular organisms with a flexible outer covering called a

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Chitin

Epithelium

Pellicle

Cell membrane

Gene of interest is joined with sticky ends with the help of enzyme

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DNA helicase

DNA polymerase

DNA ligase

RNA polymerase

The thin hair like appendages in bacteria is made up of protein

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Chitin

Flagellum

Pilin

Fibrogen

Seed plants are predominantly present all around us due to their better

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Establishment

Reproduction

Availability of H₂O

None

Which of the following fungi used in bakeries

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Mushrooms

Penicillium

Yeasts

Morels

The general formula of monosaccharides is

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(CH₄O)_n

(CH₂O)_n

(CH₃O)

(CHO)_n

Which of the following statement about Porifera is not true

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There are respiratory and circulatory organs

Pores are present in the body wall

Water enters the body through ostia

Water leaves the body through osculum

Which of the following is small and Localized tumor

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Undividing cells

Benign

Malignant

All of above

The oldest homologous structures are

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Respiratory organ

Circulatory organ

Vestigial organ

Excretory organ

Such ciliates that remain attached to a rock or other surface is called

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Motile

Sessile

Both a & b

None

The productivity can be indicated by

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Consumption of CO₂

Evolution of CO₂

Both A and B

None of these

Common name of black mould is

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Neurospora

Penicillium

Rizophus

Amanita

Which of the following phylum have animals show acoelomate

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Platy helminthes

Annelida

Aschelminthes

All of above

Cytochromes contain a pigment

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Magnesium

Sulphur

Phosphorus

Iron

Which one is not the unique property of water

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Temperature

Absorption of energy

Abundant water with appropriate Temperature

None of these

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