Biology Mcqs

Gram positive bacteria appear_______________?

• (A)  Purple
• (B)  Red
• (C)  Pink
• (D)  Blue

Answer

Submitted By :Ali Uppal

Cell wass of Archaeobacteria does not contain_____________________?

• (A)  Peptidoglycan
• (B)  Proteins
• (C)  Glycoproteins
• (D)  Polysaccharides

Answer

Submitted By :Ali Uppal

Cell wall is absent in___________?

• (A)  Cocci
• (B)  Bacilli
• (C)  Mycobacterium
• (D)  Mycoplasma

Answer

Submitted By :Ali Uppal

Which of the following structure primarily helps in attachment of bacteria on various surfaces____________?

• (A)  Flagella
• (B)  Pili
• (C)  Both of these
• (D)  None of these

Answer

Submitted By :Ali Uppal

Which of the following structure provides greater pathogenicity to the bacteria__________?

• (A)  Capsule
• (B)  Slime
• (C)  Cell Wall
• (D)  Cell membrane

Answer

Submitted By :Ali Uppal

The fate of each blastomere is foretold. The cleavage will be as____________?

• (A)  Spiral and indeterminate
• (B)  Radial and indeterminate
• (C)  Radial and indeterminate
• (D)  Spiral and determinate

Answer

Submitted By :Ali Uppal

All the animals of the grade radiata are____________?

• (A)  Diploblastic
• (B)  Triploblastic
• (C)  Both
• (D)  Unicellular

Answer

Submitted By :Ali Uppal

The name animal is derived from the word__________?

• (A)  Anima
• (B)  Anemia
• (C)  Aname
• (D)  All of these

Answer

Submitted By :Ali Uppal

Aschelminthes is also known as____________?

• (A)  Protozoans
• (B)  Eumatazoa
• (C)  Nematodes
• (D)  Protoctist ancestors

Answer

Submitted By :Ali Uppal

Shell of egg is leathery in appearance in___________?

• (A)  Amphibians
• (B)  Reptiles
• (C)  Birds
• (D)  Prototherians

Answer

Submitted By :Ali Uppal