Question # 1

Selective weed killer

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2-4 D

I AA

NAA

IPA

The laptotene and zygotene lasts for.

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Few hours

Few days

Few weeks

Few years

If an mRNA is synthesized with the differnt codons, what is the minimum number of amino acids in the protein that is formed by the mRNA?

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64 Amino acids

62 Amino acids

60 Amino acids

None of them

In man the vestigial organs are

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Ear muscles

Nictitating membrane

Coccyx

All a,b and c

Th elateal walls of the chest cavity of man are composed of the:

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Ribs

Intercostals Muscles

Ribs and intercoastal muscles

Ribs ,Intercostals Muscles & diaphragm

In grassland ecosystem annual rainfall is about 250 to

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350 mm

450 mm

650 mm

750 mm

With in the ovary , progestetrone is produced by the:

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Corpus albicans

Corpus Luteum

Tertairy follicles

Primary follicles

Ovulation is induced by

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FSH

LH

Progesterone

Estrogen

Union of gametes is called.

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Fertilization

Spermatogensis

oogenesis

Gametegenesis

Who believed in the theory of special creation.

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Lamark

Darwin

Carolus Linnaeus

Hyell

In test cross, heterozygous produces.

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All round

50,50

All wrinkle

None of these

Oxone molecule is made up by binding of three atoms of

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Nitrogen

Oxygen

Hydrogen

Carbon

During elongation, the cell volume increase upto.

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50 fold

100 fold

150 fold

200 fold

The most toxic substance routinely found in the blood are metabolities of what type of molecule?

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Proteins

Carbohydrates

Nucleic acids

Fats

Littoral invertebrate animals include

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Small crustaceans

Insect larvae

Snail flatworms

All a,b,and c

Soilerosion, fire and water percolation down through the soil cause loss of.

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Sulphates

Carbonates

Phosphates

Nitrates

The enzyme which joins the two pieces of DNA is

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DNA polymerase -I

DNA ligase

Restriction endonuclease

DNA polymerase -I

The tumor which is localized and not transferred to other body parts.

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Malignant

Benign

apoptosis

Necrosis

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