Question

Fill in the blanks
1. The process of removal of wastes produced from the body is called …………..
2. During inhalation, the ribs moves towards ……….. and diaphram moves toward ……….
3. Insects have a network of air tubes calleds …………

Answer 1

Answer:

1.Excretion

2.outside and inside

3.vessels

Answer 2

Answer:

1.  excretion

2. upward and downwards

3. tracheae.

Explanation:

1. The process of removal of wastes produced from the body to maintain the homeostasis is called excretion.

2. During inhalation, the ribs move towards upward and diaphragm moves toward downwards.

In inspiration, diaphragm contracts and air enters into the lungs which result in the ribs lift up by the inter-costal muscles.

3. Air tubes structures in insects are called tracheae which take part in gas exchange.