1:   Choanocyte is the flagellated collar cell found as a lining of the internal cavities of the ----------
Options:
  1. porifera
  2. coelenterata
  3. annelida
  4. echinoderms

Answer: Option 1

Explanation:

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2:   Bipinnaria larva is the larval form found in -------------
Options:
  1. porifera
  2. coelenterata
  3. annelida
  4. echinoderms

Answer: Option 4

Explanation:

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3:   Amphiblastula is the flagellated larva found in the ------------.
Options:
  1. porifera
  2. coelenterata
  3. annelida
  4. arthropoda

Answer: Option 1

Explanation:

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4:   which type of teeth are vestigial in human beings
Options:
  1. incisors
  2. canine
  3. premolar
  4. molar

Answer: Option 2

Explanation:

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5:   which type of teeth is well developed in wild animals
Options:
  1. incisors
  2. canine
  3. premolar
  4. molar

Answer: Option 2

Explanation:

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6:   Tusks of elephants are modified ------------
Options:
  1. incisors
  2. canine
  3. premolar
  4. molar

Answer: Option 1

Explanation:

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7:   Animal of phylum ------------- are diploblastic, radially symmetrical, bearing stinging cells, exhibit blind sac body plan.
Options:
  1. porifera
  2. platyhelminthes
  3. nematohelminthes
  4. coelenterata

Answer: Option 4

Explanation:

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8:   ------------ shows retrogressive metamorphosis.
Options:
  1. chordata
  2. urochordate
  3. annelids
  4. molusca

Answer: Option 2

Explanation:

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9:   Which type of mouth parts are found in butterflies
Options:
  1. biting and chewing
  2. siphoning
  3. piercing and sucking
  4. sponging

Answer: Option 2

Explanation:

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10:   Which type of mouth parts are found in moths
Options:
  1. biting and chewing
  2. siphoning
  3. piercing and sucking
  4. sponging

Answer: Option 2

Explanation:

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