Practice Pakistan's most useful MCQs for competitive exams

Of the following which one is not the characteristic of triploblasts?

• (A)  All of them have blood vascular system
• (B)  They may be coelomate pseudocoelomate or acoelomate
• (C)  They are included in grade bilaterian
• (D)  All of them have digestive system

Answer

Submitted By :Ali Uppal

Both radial and bilateral symmetry is found in the phylum____________?

• (A)  Protozoa
• (B)  Porifera
• (C)  Echinodermata
• (D)  None of these

Answer

Submitted By :Ali Uppal

The radial symmetry is found in the animals of___________?

• (A)  Protozoa
• (B)  Porifera
• (C)  Cnidaria
• (D)  All of these

Answer

Submitted By :Ali Uppal

All of the following are coelomates except:____________?

• (A)  Deuterosomes
• (B)  Proterosomes
• (C)  Hemichordates
• (D)  Aschelminthes

Answer

Submitted By :Ali Uppal

Extremely long molecule of DNA that is tightly folded to fit inside the cell component is called_____________?

• (A)  Nucleus
• (B)  Chromosome
• (C)  Chromatid
• (D)  Chromatin body

Answer

Submitted By :Ali Uppal

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