In cockroach, identify the parts of the foregut in correct sequence:

1.	Mouth → Oesophagus → Pharynx → Crop → Gizzard
2.	Mouth → Crop → Pharynx → Oesophagus → Gizzard
3.	Mouth → Gizzard → Crop → Pharynx → Oesophagus
4.	Mouth → Pharynx → Oesophagus → Crop → Gizzard

Match the following columns with reference to cockroach and select the correct option:        

Select the incorrectly matched pair from the following:

1. Chondrocytes - Smooth muscle cells

2. Neurons - Nerve cells

3. Fibroblast - Areolar tissue

4. Osteocytes - Bone cells

Inclusion bodies of blue-green, purple, and green photosynthetic bacteria are:

1. Contractile vacuoles

2. Gas vacuoles

3. Centrioles

4. Microtubules

The biosynthesis of ribosomal RNA occurs in:

1. Ribosomes

2. Golgi apparatus

3. Microbodies

4. Nucleolus

The size of Pleuro Pneumonia Like Organism (PPLO) is:

1. 0.02 $\mathrm{\mu }$m

2. 1-2 $\mathrm{\mu }$m

3. 10-20 $\mathrm{\mu }$m

4. 0.1 $\mathrm{\mu }$m

Match the following columns and select the correct option:

Identify the statement which is incorrect.

Match the following:

Attachment of spindle fibers to kinetochores of chromosomes becomes evident in: