Practice Pakistan's most useful MCQs for competitive exams

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

Circulatory system is open type in all of the following except:___________?

• (A)  Arthropoda
• (B)  Gastropoda
• (C)  Pelecypoda
• (D)  Cephalopoda

Answer

Submitted By :Ali Uppal

Aquatic arthropods respire through__________?

• (A)  Spiracles
• (B)  Gills
• (C)  Book lungs
• (D)  Both b and c

Answer

Submitted By :Ali Uppal

Of the following which one is non-cellular in most cases in animals?

• (A)  Mesenchyme
• (B)  Sclerenchyma
• (C)  Chlorenchyma
• (D)  Mesoderm

Answer

Submitted By :Ali Uppal

In some cases the blastomere can produce complete embryo the cleavage will be___________?

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

Answer

Submitted By :Ali Uppal

The animals in which coelom is formed due to splitting of mesocerm are known as____________?

• (A)  Pseudocoelous
• (B)  Schizocoelous
• (C)  Enterocoelous
• (D)  Emphicoelous

Answer

Submitted By :Ali Uppal