Nutrition in Animals: Animals depend on plants or other animals for food.
Steps of Nutrition:
Human Digestive System:
Ruminants: Animals like cow and buffalo that chew cud.
Nutrition in Amoeba: Takes food by pseudopodia (false feet).
1. The first step of nutrition is:
a) Digestion b) Ingestion c) Absorption d) Egestion
Answer: b) Ingestion
2. Digestion begins in:
a) Stomach b) Mouth c) Intestine d) Liver
Answer: b) Mouth
3. Saliva contains:
a) Acid b) Water c) Digestive enzyme d) Oxygen
Answer: c) Digestive enzyme
4. Ruminants chew:
a) Grass b) Cud c) Leaves d) Roots
Answer: b) Cud
5. Amoeba uses ______ to capture food:
a) Hands b) Mouth c) Pseudopodia d) Tentacles
Answer: c) Pseudopodia
1. What is ingestion?
Answer: Taking food into the body.
2. Where does digestion start?
Answer: In the mouth.
3. Name one ruminant.
Answer: Cow.
4. What is egestion?
Answer: Removal of undigested food.
5. What are pseudopodia?
Answer: False feet used by Amoeba.
1. Explain human digestive system.
Food is taken in mouth, digested in stomach and intestine, absorbed into blood and waste removed through anus.
2. What are ruminants? Explain digestion in them.
Ruminants chew cud. They swallow food, bring it back to mouth and chew again.
3. Explain nutrition in Amoeba.
Amoeba captures food using pseudopodia, digests it and absorbs nutrients.