| 1 |
Pseudocoelom is non-homologous to true coelom because |
It is not lined by coelomic epithelium
It has no relation with reproductive and excretory organs
It develops from blastocoel
All of the above
|
| 2 |
Which of the following is a feature of series deuterostomia |
Cleavage of zygote is spiral and determinate
Coelom is formed due to splitting of mesoderm
Mouth arises from blastopore or anterior margin
Mesoderm is derived from wall of developing gut
|
| 3 |
Which of the following is not included in grade Bilateria |
Coelenterates
Nematodes
Annelids
Molluscs
|
| 4 |
In mollusca the foot is used for |
Capturing prey
Locomotion
Both a and b
None of these
|
| 5 |
In arthropods the body cavity is known as |
Pseudocelom
Enterocoel
Haemocoel
None of these
|
| 6 |
In annelids the organs for excretion are |
Flame cells
Nephridia
Protonephridia
Kidneys
|
| 7 |
Trypanosoma causes the disease known as |
Malaria
Sleeping sickness
Diarrhea
None of these
|
| 8 |
In amphibians the necessary requirements to spend their life history include |
Water
Land
Both water and land
None of these
|
| 9 |
The vertebrates in which placenta is formed during the development of foetus are known as |
Pisces
Aves
Mammals
None of these
|
| 10 |
Animals that have their body cavity filled with parenchyma are called |
Acoelomates
Coelomates
Pseudocelomates
None of these
|
| 11 |
The body of animals which can be divided into two equal halves only in one plan is termed as |
Asymmetrical
Bilaterally symmetrical
Radically symmetrical
None of these
|
| 12 |
Vertebrates that develop embryonic membranes around their embryo called |
Amniotes
Abamniotes
Embryotes
None of these
|
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