Digestive System in Other Animals

Q. What is meant by extracellular digestion? How is it different from intracellular digestion?​

Q.

Classify the following organisms as ammonotelic, uricotelic, and ureatelic.

Pigeons, fishes, lizards, cockroaches, men, and frogs.

Q. An immobile element of plant nutrition is

1. Potassium
2. Calcium
3. Nitrogen
4. Phosphorus

Q. Give an example of mixotrophic nutrition?

Q. Which of the following type of nutrition is incorrectly matched with its feature?

1. Heterotrophic - nutrition where an organism is dependent on other organism for food
2. Holozoic - engulfment of whole or parts of a plant or animal in solid or liquid state
3. Parasitic - nutrition where an organism lives on or inside the body surface and obtains nutrients directly from the host
4. Autotrophic - eat the food on their own

Q. Define holozoic nutrition.

Q. Which of the following type of nutrition is incorrectly matched with its feature?

1. Holozoic - engulfment of whole or parts of a plant or animal in solid or liquid state
2. Parasitic - nutrition where an organism lives on or inside the body surface and obtains nutrients directly from the host
3. Autotrophic - eat the food on their own
4. Heterotrophic - nutrition where an organism is dependent on other organism for food

Q.

Where can mixotrophic nutrition be seen?

Q. Nutrition involving engulfment` 'of the whole or part of a plant or an animal in solid or in liquid state is known

1. Holozoic
2. Saprozoic
3. Parasitic
4. Symbiotic

Q. Nutrition involving engulfment of whole or parts of a plant or animal in solid or liquid state is known as

1. Holozoic
2. Saprozoic
3. Parasite
4. Symbiotic

Q. Toothed, funnel-like sucking mouth seen in

1. Lamprey
2. Myxine
3. Ostracodermi
4. Hilsa

Q. Match the following types of digestion with their related terms and examples
$\begin{array}{cc}ColumnI& ColumnII\\ \text{i.Intracellular digestion}& \text{a. Humans}\\ \text{ii. Extracellular digestion}& \text{b. Mastication}\\ \text{iii. Mechanical digestion}& \text{c. Enzymatic action}\\ \text{iv. Biochemicaldigestion}& \text{d. Amoeba}\end{array}$

1. i).$\Rightarrow$ a ., ii).$\Rightarrow$ c., iii). $\Rightarrow$ d., iv). $\Rightarrow$ b

2. i). $\Rightarrow$ d., ii). $\Rightarrow$ a., iii). $\Rightarrow$ b., iv). $\Rightarrow$ c

3. i).$\Rightarrow$c., ii).$\Rightarrow$d., iii).$\Rightarrow$a., iv).$\Rightarrow$b

4. i).$\Rightarrow$ a., ii).$\Rightarrow$d., iii).$\Rightarrow$b., iv).$\Rightarrow$ c

Q.

Read the following statements about the 'digestive system' and identify the incorrect one(s) :

I.The human digestive system includes the alimentary canal and digestive glands.

II.Amoeba has a simple digestive system.

III.As the functions in an organism increase, the complexity of the digestive system decreases.

IV. The digestive system is the same in all organisms

1. I, II & III

2. I, II & IV

3. III & IV

4. I & II