Biology

Q. Alimentary canal do not include the extrinsic digestive glands.

1. True
2. False

Q.

When breastfeeding is replaced by less nutritive food low in proteins and calories, the infants below the age of one year are likely to suffer from _______.

1. Pellagra

2. Marasmus

3. Rickets

4. Kwashiorkor

Q.

The major and primary functions of the digestive system are to transfer _____ from the environment into our bodies.

1. Nutrients

2. Electrolytes

3. Water

4. All of the above

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. Identify the components that are a part of a balanced diet.

1. Proteins
2. Fats
3. Doughnuts
4. Vitamins
5. Carbohydrates
6. Pizza
7. Water
8. Burger
9. Minerals
10. Roughage

Q. Match the following.

1. Gizzard
2. Ruminant
3. Green pellet
4. Dead meat

Q. During prolonged fasting, in what sequence are the following organic compounds used by the body:

1. Carbohydrate-fat-protein
2. Carbohydrate-protein-fat
3. fat-carbohydrate-protein
4. Fat-protein-carbohydrate

Q. The function(s) of the digestive system is (are)

1. To digest food to small nutrients molecules that can pass through membranes
2. To absorb nutrient molecules
3. To eliminate indigestible remains
4. All of the above

Q. Label the parts of the digestive system:

1. Liver
2. Gall bladder
3. Rectum
4. Large intestine

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

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