The most abundant type of loose connective tissue is

1. Areolar tissue

2. Cartilage

3. Tendon

4. Bone

Match the column I and column II with respect to types of epithelial tissue and their function.

            Column-I                                      Column-II

a. Glandular epithelium                      (i) Secretes hormones and milk

b. Squamous                                   (ii) Forms a diffusion epithelium boundary

c. Columnar epithelium                      (iii) Helps in secretion and absorption

d. Ciliated epithelium                         (iv) Responsible for movement of ova and mucus

Choose the correct option.

1. a(i), b(ii), c(iii), d(iv)

2. a(ii), b(iii), c(iv), d(i)

3. a(iii), b(iv), c(i), d(ii)

4. a(iv), b(i), c(ii), d(iii)

Internal fertilization is not seen in

1. Birds

2. Reptiles

3. Frog

4. Mammals

Select the incorrect match with respect to animals and the type of nitrogenous waste excreted by them

      Animals                                Nitrogenous waste
1. Rana                                  -  Uricotelic

2. Pheretima                           -  Ureotelic

3. Periplaneta                         -  Uricotelic

4. Tadpole larva of frog           -  Ammonotelic

Brain of cockroach supplies nerves to

1. Antennae

2. Compound eyes

3. Anal cerci

4. Both(1) & (2)

Haemolymph in cockroach is devoid of

1. Plasma

2. Haemocytes

3. Amino acids

4. Respiratory pigment

The heart receives blood from the sinuses through

1. Haemocoel

2. Alary muscles

3. Ostia

4. Aorta

Alary muscles play an important role in

1. Circulation of blood

2. Respiration

3. Body movement

4. Peristalsis

In cockroach, air from atmosphere enters by

1. Trachea

2. Tracheoies

3. Spiracles

4. Chitin

How many pairs of spiracles are found in cockroach?

1. 10

2. 20

3. 5

4. 25