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

Answer: Option 2

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

2:   Blood vascular system of cockroach is of--------
Options:
  1. closed type
  2. open type
  3. portal type
  4. none of these

Answer: Option 2

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

3:   In cockroach,fertilised egg are stored in-------
Options:
  1. genital pouch of female
  2. cocoon
  3. ootheca
  4. gonapophyses

Answer: Option 3

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

4:   In cockroaches,spermatozoa are stored in---------
Options:
  1. congobate gland
  2. testis
  3. seminal vesicle
  4. vas deferens

Answer: Option 3

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

5:   Pheretima has-------
Options:
  1. one eye
  2. two eyes
  3. no eyes
  4. two pair of eyes

Answer: Option 3

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

6:   The ova of earthworm are fertilised by sperm within the------
Options:
  1. cocoon
  2. soil
  3. seminal vesicle
  4. none of these

Answer: Option 1

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

7:   In which part of the earthworm sense organs are most concentrated?
Options:
  1. Anterior part
  2. Posterior part
  3. Middle part
  4. all of these

Answer: Option 1

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

8:   Which of the following is the characteristic features of the earthworm?
Options:
  1. Aquatic
  2. Cave dwellers
  3. Burrowing
  4. Nest making

Answer: Option 3

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

9:   In cockroach,larval and nymphal characters are maintained by---------
Options:
  1. juvenile hormone
  2. ecdysone
  3. parotid glands
  4. salivary glands

Answer: Option 1

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

10:   Which of the following organ isnot present in earthworm?
Options:
  1. Peristomium
  2. Setae
  3. Tail
  4. Copulatory papillae

Answer: Option 3

Explanation:

Sorry, No description available. Discuss this in Forums

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough




Download StudyAlways app from google play





I need more than anything right now what is, of course, most impossible, someone to love me, to be with me at night when I wake up in shuddering horror and fear of the cement tunnels leading down to the shock room, to comfort me with an assurance that no psychiatrist can quite manage to convey.
-Sylvia Plath The Journals of Sylvia Plath