Question # 1

Cell wall of prokaryotic organisms lack cellulose instead of cellulose its strengthening materials is.

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Silica

Wax

Cutin

Mureln

Which one of the following is true about chloroplast

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Found in underground parts of plants

Help in pollination and dispersal of seeds

Self replicating organelles

Involve in protein synthesis

Which type of cell would probably be most appropriate to study lysosomes

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Phagocytic white blood cell

Nerve cell

Mesophyll cell

Muscle cell

Parenchymatous cells are specialized for.

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Support

Store food

Photosynthesis

Growth

The soluble part of the cytoplasm called.

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Stoma

Gel

Matrix

Cytosol

Lysosomal sacs are rich in

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Acid oxidase and hydrolytic enzyme

Acid phosphatase and hydrolytic enzyme

Aductase and oxidases only

None of above

A group of ribosome attached to mRNA is known as

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Lysosome

Peroxisome

Poly some

Glyoxisome

The process of taking in liquid material by cell membrane is called.

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Phagocytosis

Pinocytosis

Exocytosis

Lymphocytosis

Glyoxysomes are most abundant in

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Human blood

Plant seedings

Liver cells

Micro organisms

Cisternae are associated with

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Mitochondria

Chloroplast

ER

Nucleus

Which statement about plastids is true

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They are surrounded by a single membrane

They are power house of cell

They are found in all organisms

They contain DNA and ribosomes

The number of chromosomes in fruity fly Drosophila.

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16

8

26

48

Tay sach's disease in caused by the

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Accumulation of proteins

Accumulation of glycogen

Accumulation of lipids

Accumulation of vitamins

Harmful substance are detoxified in the liver cells by.

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Mitochondria

Endoplasmic

Nucleolus

Golgi complex

Which statement about the nuclear envelop in not true

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It has pores

It is double membrane structure

Its inner membrane bears ribosomes

RNA and some proteins can pass through it

Chitin is found in cell wall of.

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Algae

Bacteria

Fungi

Plants

The protein present in microtubules is.

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Actin

Tetroses

Tubulin

Tropomyosin

The percentage of lipids is plasma membrane is.

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60- 80 %

20-40%

30 - 60%

10-20%

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