Question # 1

The fund event of interphase occurs with .............. .

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Replication of DNA

Replication of centriol

Movement of centriol

Both a & b

The need of third kingdom protista raised due to:

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Presence of certain unicellular organisms

Presence of plant like character

Presence of animal like characters

Presence of both animal and plant like characters

................... claimed that all plants were made up of cells.

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Mathias Schleiden

Theodor Sachwann

Robert Hooke

Robert Brown

Which of the following organelle is found in both prokaryotes and eukaryotes?

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Ribosomes

Mitochondria

Chloroplast

Endoplasmic reticulum

How many cells die each day due to apoptosis in humans?

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50 - 70 Billions

50 - 70 Millions

50-70 trillions

20 - 30 Millions

Nitrogen is present in:

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Carbohydrates

Protein

Nucleic acid

Lipids

Catabolism constitutes ................. processes.

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Constructive

Destructive

Both a & b

None

When we add more substrate to an already occurring enzymatic reaction and there is no increase in the rate of reaction what would you predict?

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All active sites have been occupied by substrate molecules

The enzyme molecules have denatured

More substrate acted as inhibitor

More substrate has disturbed the pH of the medium

Mustard Platn is sown in

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Winter

Summer

Spring

Autum

The visible portion of sunlight consist of ............... colours.

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Four

Five

Six

Seven

A.F.A King supported his hypothesis by about ____________ observation.

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10

15

20

25

Which of the following is unique to mitosis and not a part of meiosis?

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Homologous chromosomes pair forming bivalents

Homologous chromosomes cross over

Chromosomes pairs are broken during anaphase

Chromatids separate during anaphase

Non-protein part of enzymes are:

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Inhibitors

Substrate

Cofactors

Coenzymes

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