Question # 1

In psilopsida sporangia are product at

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Tips of branches

In the axils of branches

Margins of leaves

Axits of leaves

80% of total RNA in the cell comprises of.

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mRNA

tRNA

rRNA

RNA -DNA Hybrid

Ceratium belongs to group of algae called.

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Diatoms

Red algae

Brown algae

Dinoflagellates

The most recent ear is

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Paleozoic

Cenozoic

Mesozoic

Protozoic

To draw a specific conclusion from some general principal or assumptions is called

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Hypothesis

Deductive reasoning

Inductive reasoning

Theory

Which one of following is not a polysaccharide.

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Chitin

Cutin

Pectin

Dextrin

80% of food of sponges consists of.

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Detrital organic matter

algae

Phytoplankton

Zooplankton

Carbon fixation refers to the initial incorporation of

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Carbon

Oxygen

CO₂

Hydrogen

Infectious Hepatitis is caused by.

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HAV

HBV

HCV

HDV

Which one of following is not cell but the fragment of large cells.

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Basophils

Leucocytes

Platelets

Erythrocytes

Pelomyxapalustris is an example of.

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Bacteria

Algae

Cillate

Amoeba

A structure found attached to membranes in cell it consists of 2 parts Name it.

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Golgi Apparatus

Mitochondria

Lysosome

Ribosome

Sides of Digestion in the digestive system of man are.

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01

02

03

04

Lungs are covered by double layered thin membranous sacs called.

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Pleura

Larynx

Air sacs

Diaphragm

The carbohydrate digesting enzyme in pancreatic juice is

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Lipase

Amylase

Erypsin

Trypsin

The number of capsomeres in capsid of adenovirus are.

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152

252

352

452

Parasitic fungi directly absorb nutrients from living host by

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Haustoria

Roots

Rhizoids

Gametangia

Which of the following statement about the ribosomes is correct

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They are structurally different from free ribosomes

They are enclosed in their own membrane

They are concentrated in the cisternal space for the rough ER

They are attached to cisternal surface

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