Question # 1

Hydrogen bonds between adenine and thymine.

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Two

Four

Three

Five

The branch of biology which deals with the study of environmental relations of organisms is called.

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Morphology

Ecology

Zoogeography

Evolution

The competitive inhibitor of succinic acid is.

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Fumaric acid

Malonic acid

Acetic acid

Citric acid

Which of the following is not included in grade Bilateria

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Coelenterates

Nematodes

Annelids

Molluscs

An isolated virus is not considered living, since it

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Separates into two inert parts

Cannot metobolize

Rapidly looses its gnome chemically inert

Is coated with an airtight shield

Which of the following possesses bilobed nucleus.

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Basophiles

Eosinophils

Erythrocytes

Lymphocytes

Amino acids are linked to each other by

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Ester bond

Glyosidic bond

Peptide bond

Hydrophobic bond

Magnesium is an important untrient ion in green plants as it is an essential component of

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Cell sap

Protein

Chlorophyll

Glucose

Energy poor inorganic oxidized compounds are reduced to energy rich carbohydrates duirng.

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Photosynthesis

Growth

Respiration

Development

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

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Basophils

Leucocytes

Platelets

Erythrocytes

In Cockroach the partially digested food is stored.

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Rectum

Gizzard

Crop

Colon

Lack of chlorophyll results in

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Diagnosis

Chlorosis

Phosphorus

Symbiosis

Cuticular transpiration takes places at.

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Morning

Noon

Evening

Night

Nitrogen is present in

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Carbohydrates

Proteins

Fats s

Carbonates

Which of the following is not presenting protists.

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Flagella

Embryo

Cilla

None of these

Bacterial pathogenicity is due to.

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Cell wall

Capsule

Slime

Cell envelope

Mosses belong to the subdivision.

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Hepaticapsida

anthoceropsida

Bryopsida

Ascomycota

The interval of time until the completion of next division is known as.

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Interphase

Generation time

Reproductive time

Growth

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Biology Fsc Part 1 Online Test MCQs With Answers

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