Question # 1

A triglyceride is a

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Simple sugar

Lipid

Protein

Nucleic acid

To biological function of a protein is determined by its

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Primary structure

Secondary structure

Tertiary structure

Quaternary structure

The excretory system of flatworms is composed of.

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Nephron

Nephridia

Flame cells

Ganglia

The polyp is reduced and medusa is dominant in

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Actinia

Aurelia

Oblelia

Madreporite

Which of the following is a modified leaf.

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Tendril

Thron

Flower

Both a and b

Loligo is an animal of phylum Mollusca which is commonly called.

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slug

Garden snail

Squid

Oyster

An aphid that attacks Walnut tree is being controlled biologically by.

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House

Honey bee

Mosquito

Wasp

Which are not omnivores.

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Bears

Dear

Crows

Plags

The scientific name of rice is

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Acacia fistula

Oryza sativa

Zea mays

Triticum vulgare

An activated enzyme made of polypeptide chain and a co-factor is

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Substrate

Co-enzyme

Apoenzyme

Holoenzyme

Algae whose cell wall consist of two shells overtax like betray dish.

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Dinoflagellotes

diatoms

euglenoids

Cillates

Dipeptides are broken down into amino acids by.

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Pepsin

Trypsin

Erypsin

Lipase

In mosses, archegonia and antheridia mixed with sterile hairs are called.

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My celium

Gymnosperm

Bryophytes

Pteridophyte

The rate of reaction of enzyme directly depends upon

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Amount of enzyme present at a specific time at unlimited substrate concentration

Nature of substrate

Maximum pH level

Low temperature

Gram negaive cell wall has

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Only lipids

Only protein

More lipids and less protein

Less lipids and more protein

Chromoplast impart colours to the plants other than

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Red

Blue

Green

Yellow

Which class of molecule is the major component of cell membrane

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Phospolipid

Cellulose

Wax

Triglyceride

When deprived of oxygen, yeast cells obtain energy by fermentation, producing carbon dioxide, ATP, and

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Acetyl CoA

Ethyl alcohol

Lactate

Pyruvate

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