Biology - Comprehensive Mock Test 62

Question 611 Easy

The suffix 'S' in ribosome unit indicates ?

A) Solubility B) Sedimentation coefficient C) Surface Area D) Size

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Question 612 Easy

The plasma membrane consists mainly of ?

A) Proteins embedded in a carbohydrate bilayer B) Phospholipids embedded in a protein bilayer C) Proteins embedded in a phospholipid bilayer D) Proteins embedded in a polymer of glucose molecules

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Question 613 Medium

The main difference between plant and animal cells is ?

A) Plant cells has small vacuoles B) Animal cell lacks rigid cell wall C) Animal cells has large vacuoles D) Plant cell lacks rigid cell wall

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Question 614 Medium

The main arena of various types of activities of a cell is ?

A) Nucleus B) Plasma membrane C) Mitochondria D) Cytoplasm

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Question 615 Medium

The cytoplasmic connections from cell to cell are known as ?

A) middle lamella B) plasmodesmata C) cell membrane system D) endoplasmic reticulum

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Question 616 Easy

Smaller cell is ?

A) less active metabolically B) with larger nucleus C) with smaller nucleus D) more active metabolically

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Question 617 Easy

Plasmodesmata transports gibberellic acid in ?

A) Protists B) Mycoplasma C) Virus D) Algae

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Question 618 Easy

Prokaryote is characterized by ?

A) Dispersed DNA and lack of membrane bound organelles B) Absence of nuclear envelope C) Absence of nucleolus D) All of these

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Question 619 Easy

The Golgi apparatus ?

A) Is found only in animals B) Is found in prokaryotes C) Is a site of rapid ATP production D) Modifies and packages proteins

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Question 620 Easy

Nuclear matter without envelope occurs in ?

A) Bacteria and Green Algae B) Bacteria and Cyanobacteria C) Cyanobacteria and Red Algae D) Mycoplasma and Green Algae

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