Cockroach

Q.

Scorpion belongs to a class to which one of the following also belongs

1. Crab

2. Ticks

3. Barnacles

4. Cockroach

Q.

What is common between earthworm and Periplaneta?

1. Both have malpighian tubules

2. Both have red colored blood

3. Both possess anal styles

4. Both have segmented body

Q. Mouth parts of cockroach include : mandible, crop, atrium, ommatidia, cardo, pedicle. cerci, labrum, coxa.
How many of the following :

1. 1
2. 2
3. All of the above
4. 3

Q. Cockroaches are active at

1. night
2. evening
3. day
4. morning

Q.

1.define aestivation and its different types?compare and study the morphology of frog and cockroach.

2.What are the two types of permanent tisuues.discuss in detail with diagrams.

Q.

Which one of the following statements is incorrect?

1. Earthworms are hermaphrodites and yet cross fertilization take place among them

2. In cockroaches and prawns excretion of waste material occurs through malpighian tubules

3. In Fasciola, flame cells take part in excretion

4. In ctenophores, locomotion is mediated by comb plates

Q. Paramecium moves with the help of

1. Cilia
2. Looping and crawling
3. Flagella
4. Pseudopodia

Q. The study of molluscs is known as

1. Malacology
2. Mycology
3. Macology
4. None of the above