Question # 1

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

An association between a fungus and roots of higher plants is called

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Mycorrhizae

Lichen

Fungus

None

Temporary natured meristems are

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Intercalary meristem

Lateral meristem

Apical meristem

All of above

Growth effected by many factors

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Ultraviolet rays

Cathode rays

Anode ray

Gamma rays

The branch of science which deals with the study of virus is known as

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Mycology

Mammalogy

Microbiology

virology

Which organelle of the plants capture light energy coming from sun

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Mitochondria

Cell wall

Chloroplasts

Ribosomes

Viruses are recognized as a particles of nucleic often with a

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Protein coat

Lipid coat

Carbohydrate coat

None

The process in which energy-poor inorganic oxidized compounds of carbon and hydrogen are reduced to energy rich carbohydrates using the light energy is called

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Evaporation

Transpiration

Respiration

Photosynthesis

Gaseous exchange through the lungs is called

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Cellular respiration

Pulmonary respiration

Inhalation

Expiration

Which of the following fungi used as antibiotics

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Yeast

Mushrooms

Penicillium

Rusts

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

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Chitin

Flagellum

Pilin

Fibrogen

Which of the following fail to express them selves in the heterozygous state

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Dominant alleles

Recessive alleles

Homozygous phenotype

Heterozygous phenotype

Fungi resembles to animals due to presence of

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Cellulose

Lignin

Chitin

Centrioles

Plasmid pBR 322 has antibiotic resistance for

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Tetracycline + Ampicillin

Penciline

Neuomycin

Tetracycline + Penciline

An activated enzyme consisted of a polypeptide chain and a co-factor is known as

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Co-enzyme

Apoenzyme

Co-factor

Holoenzyme

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