Nutrition in Plants & Animals

Nutrition in Animals Worksheet-1

1. From the following which is not the type of teeth.

(a) incisors                                     (b) Premolars

(c) molars                                       (d) scissors

2. What kind of movement is produced by oesophagus on contraction and relaxation?

(a) Sac-like movement

(b) Zigzag -like movement

(c) Wave-like movement

(d) Sliding-like movement

Nutrition in Animals Worksheet-2

Fill in Blanks.

1. Absorption begins in the _____  chambered stomach itself but the main absorptive organs are the intestines.

2. The main function of the _____ is to absorb water from the digested food that is flowing down, make it more solid, and excrete it out as faeces.

3. ____ is a condition that results due to loss of water from the body and can be serious.

4. A cow makes ____ to _____ jaw movements per day, while it keeps on chewing and rechewing.

5. The hydrochloric acid kills ______ and provides an acidic medium for effective digestion.

6. Bile is stored in an organ ____ called before being released in the small intestine.

Nutrition in Animals Worksheet-3

True or False.

1. Plants photosynthesize using sunlight, air, and carbon dioxide to manufacture their own food.

2. The pseudopodia of amoeba completely enclose the food forming small cavities called food vacuoles.

3. There are 4 incisors, 4 canines, 2 premolars, and 6 molars in each jaw.

4. The digestive juices help in the breakdown of fat into simpler forms.

5. Peristaltic movement helps to move the food down into a large sac-like muscular organ called the oesophagus.

6. Common remedy for hiccups is drinking a glass of cold water.