Practice MCQ Questions and answers on Biology-GK Page-6 section-9

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Section 11 Section 12 Section 13 Section 14 Section 15 Section 16 Section 17

26.
Jellyfish belongs to which phylum?

A. Porifera

B. Cnidaria

C. Nematoda

D. Mollusca

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27.
Which group of animals was the first to evolve to fly?

A. Reptiles

B. Mammals

C. Insects

D. Birds

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28.
The skeleton secreting cells in poriferans are known as

A. Scleroblasts

B. Collenocytes

C. Archaeocytes

D. Pinacocytes

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29.
Which one is the basic unit of classification?

A. Division

B. Family

C. Class

D. Species

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30.
Which one of the following phylum is characterised by absence of true coelom?

A. Nematoda

B. Echinodermata

C. Mollusca

D. Annelida

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Practice MCQ Questions and answers on Biology-GK

26. Jellyfish belongs to which phylum?

Answer & Solution

27. Which group of animals was the first to evolve to fly?

Answer & Solution

28. The skeleton secreting cells in poriferans are known as

Answer & Solution

29. Which one is the basic unit of classification?

Answer & Solution

30. Which one of the following phylum is characterised by absence of true coelom?

Answer & Solution

Read More Section(Biology)

26.
Jellyfish belongs to which phylum?

27.
Which group of animals was the first to evolve to fly?

28.
The skeleton secreting cells in poriferans are known as

29.
Which one is the basic unit of classification?

30.
Which one of the following phylum is characterised by absence of true coelom?