Question

1. The tubelike mouthpart of a butterfly is called a .......
2. The process by which digested food enters the blood is called .......
3. Chemical substances produced in the body of an organism to help in the process of digestion
are called .......
4. The tube, starting from the mouth and ending in the anus, through which food passes is
called the ......
5. Digestion begins in the .......
6. The fingerlike folds in the wall of the small intestine are called .......
E. Choose the correct option
1. Heterotrophs are organisms which
(a) feed on dead and decaying organisms
(b) draw nutrition from the living tissues of other organisms
(c) depend on sources other than themselves for food
(d) manufacture their own food
2. Iodine makes starch turn
(a) blue-black
(b) green
(c) colourless
(d) red
3. The walls of the large intestine absorb
(a) water
(b) digested food (c) undigested matter (d) cellulose
4. Assimilation is the process by which
(a) food is digested
(b) digested food is taken in by the blood
(d) food is broken down into simple molecules
(c) digested food is utilised by the body
5. Cellulose forms a large part of the undigested matter we egest. It is
(a) undigested protein
(b) the substance the cell walls of plants are made of​

Answer 1

Answer:

1. proboscis

2.

3.

4.

5.mouth

6.

E. 1. - b

2. - a

3.-c

4.- c

5. b

Explanation:

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sorry I don't know 4 answers so sorry........