1:   Cockroaches are ---------
Options:
  1. carnivorous
  2. herbivorous
  3. omnivorous
  4. parasite

Answer: Option 3

Explanation:

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2:   Human heart consists of -------- types of tissues
Options:
  1. three
  2. five
  3. four
  4. two

Answer: Option 3

Explanation:

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3:   The principal role of setae in earthworm is --------
Options:
  1. respiration
  2. locomotion
  3. excretion
  4. assimilation

Answer: Option 2

Explanation:

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4:   Which among the following has triple helix structure?
Options:
  1. Haemoglobin
  2. Keratin
  3. Collagen
  4. Lysozyme

Answer: Option 3

Explanation:

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5:   How many species of Pheretima are found all over the world?
Options:
  1. 200
  2. 300
  3. 500
  4. 400

Answer: Option 3

Explanation:

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6:   Which of the following activity is harmful for earthworm?
Options:
  1. Scavenging
  2. Fish bile
  3. Food
  4. Soil erosion

Answer: Option 4

Explanation:

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7:   The entire body ofcckroach is covered by------
Options:
  1. skin
  2. shell
  3. hard chitinous exoskeleton
  4. keratin

Answer: Option 3

Explanation:

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8:   The respiratory system of cockroach consists of--------
Options:
  1. a network of trachea
  2. a pair of lungs
  3. a pair of bronchioles
  4. a network of alveoli

Answer: Option 1

Explanation:

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9:   The development of Periplanata americana is-------
Options:
  1. paurometabolous
  2. holometabolous
  3. hemimetabolous
  4. ametabolous

Answer: Option 1

Explanation:

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10:   Ommatidia of cockroach is-------
Options:
  1. sensory unit
  2. visual unit
  3. hearing unit
  4. none of these

Answer: Option 2

Explanation:

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