Question # 1

Which one are the sites of protein synthesis?

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Nucleus

Mitochondria

Endoplasmic reticulum

Ribosomes

Nitrogen is present in:

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Carbohydrates

Protein

Nucleic acid

Lipids

Pyruvic acid is produced in ______ respiration:

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Aeorbic

Anaerobic

Both aerobic and anaerobic

None of these

The that is needed to initiate chemical reaction that energy is called ................... . energy.

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Kinetic

Potential

Activation

None

The kinds of plants found in earth :

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0.1 million

0.3 million

0.5 million

1.0 million

It is at the risk of becoming extinct because few members are left:

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Extinct

Threatened

Valnerable

Endangered

Histology is scientific study of

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Organs

Cellss

Muscles

Tissues

Robert Whittaker classifies organism into _____________

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Two kingdoms

Five kingdoms

Seven kingdoms

Three kingdoms

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

Which of the following stage of cell division is very different for animal and plant cells?

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Telophase

Metaphase

Anaphase

Cytokinesis

What is true about volvox.

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Unicelllur prokaryotes

Colonial eukaryotes

Unicellular eukaryotes

Multicellular eukaryotes

................... support Mathias Schleiden.

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Mathias Schleiden

Theodor Sachwann

Robert Brown

Robert Hooke

ABO blood group system was discovered in 1901 by .................. .

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Camillo

Karl land Steiner

Robert Hooke

Mathias Schleiden

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