Question # 1

The specialized microtubule structure called mitotic apparatus including

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Aster

Spindle

Both A and B

None

A group of bacteria called archaebacteria that tolerate temperature up to

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110 C^o

120 C^o

50 C^o

40 C^o

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

Diploblastic animals show

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Higher degree of specialization

Lesser degree of specialization

Medium degree of specialization

None

Which of the following about amoeba is not true

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It is a unicellular organisms

The giant amoeba synthesize their own energy by their own machinery

Amoeba move with the help of pseudopodia

Amoeba cause dysentery in human

Enzymes are composed of

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Carbohydrates

Lipids

Amino acids

All of above

Different alleles of a gene that are both expressed in a heterozygous condition are called

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Co dominance

Incomplete dominance

Over dominane

Complete dominance

The catalytic activity of enzymes restricted to a small protein of the structure known as

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Inactive site

Active site

Reactant site

Inhibitor site

Every 200 nucleotide the DNA duplex is coiled around a core of eight histones proteins forming a complex known as

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Nucleoside

Nucleosome

Ecdysone

Globulin

Which of the following is Non-vascular

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Bryophyta

Tracheophyta

Gymnosperms

Angiosperm

The actual location of place where an organism lives is

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Ecology

Habitat

Biome

None

Enzyme used for the cutting of chromosome is

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Ligase

Kinase

Polymerase

Restriction endonuclease

Which of the following is more resistance to decay

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Cellulose

Lignin

Chitin

Waxes

The cylindrical body of sea-anemone can be cut in 2-equal halves vertically in

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One plane

2-planes

Any plane

D-plane

Perpetual growth zones found at the apices of roots and stems and plant role for primary growth are

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Apical meristem

Lateral meristem

Intercalary meristem

All above

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