Question # 1

Percentage of carbohydrates in mammalian cell.

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1%

4%

6%

8%

Conjugated histone proteins are.

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Structural and Regulatory

Structural only

Regulatory only

Transport proteins

Helical shape of polypeptide is due to present within molecule.

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Covalent bond

Hydrogen bond

Disulphide bond

Peptide bond

Cell wall in Oomycetes is chemically composed of

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Cellulose

Chitin

Proteins

Lignin

If we add more substrate to already occurring enzymatic reaction and it has no effect on the rate of reaction, then what will be be the situation of the following

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Saturation

Denaturation

Composition

Inhibition

The optimum pH of enter kinase is

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1.50

3.50

5.50

7.50

The volume of air taken inside the lungs and expelled during exercise is about

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2.5 liters

3.5 liters

4.5 liters

1.5 liters

Plasma proteins in the blood are about

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7-9%

9-11%

11-13%

0.9%

The part of flower which develops into fruit is

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Flower

Seed

Ovule wall

Ovary

Carbon di oxide enters the leaves through.

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epidermis

Cuticle

Stomata

Air space

The integumentary and nervous system are developed from

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Endoderm

Ectoderm

Mesoderm

Mesoglea

Morphological characteristics of chromosome are collectively called.

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Holotype

Karyokinesis

Karyotype

Neotype

Armadillos, the armored mammals live only in

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Africa

America

Europe

Asla

Most efficient way of supporting the body is seen.

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Fishes

Aves

Reptiles

Mammals

Nissl's granules are group of.

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Mesosomes

Lysosomes

Ribosomes

chromosomes

Adult transgenic tobacco plants glowed when sprayed with the substrate.

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Luciferin

Myoglobin

Hemoglobin

Methionine

Intercalary meristems are situated at.

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Root apex

Shoot apex

Base of internode

Top of internode

Flame cells are poart of excretory sytstem of

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Hydra

Cockroach

Planaria

Earth worm

In tropical and subtropical grassland rain reaches about

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1500 mm

2000 mm

2500 mm

3000 mm

Amino acid attachment site of tRNA is.

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G-end

2' -end

3'- end

5' -end

Which of the following is a 'start' codon

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AUG

UAG

UAA

UGA

An increase in plant girth due to activity of cascara cambium is called.

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Primary growth

Secondary growth

Heart wood

Sap wood

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