Test: Nutrition in Animals - Class 7 MCQ

Amoeba is a heterotrophic organism, which means it cannot produce its own food and depends on other organisms for nutrition.

• Incisors are the sharp, flat teeth located at the front of your mouth.
• They typically have a thin edge that makes them ideal for biting and cutting food.
• Humans usually have four incisors on the top and four on the bottom, totaling eight.
• These teeth are the first to make contact with food, helping to break it down into smaller pieces.

• Amoeba primarily exhibits heterotrophic nutrition.
• This means it cannot produce its own food and relies on other organisms for sustenance.
• Amoeba captures food by engulfing it through a process called phagocytosis.
• It surrounds and digests small particles or microorganisms, obtaining nutrients in the process.
• Unlike autotrophs that produce their own food, Amoeba's survival depends on consuming organic matter.

Teeth help in breaking down food into smaller pieces so that it can be easily swallowed and digested.

The appendix is a small, finger-like pouch attached to the large intestine, which is believed to have no function in humans.

The tongue helps in mixing food with saliva and also pushes the food towards the throat for swallowing.

The tongue helps in mixing food with saliva and pushing it towards the pharynx for swallowing.

Ruminants are a group of animals that have a four-chambered stomach and chew the cud.

The stomach mixes food with digestive juices and breaks it down into smaller pieces.

Amylase is an enzyme that is secreted by the salivary glands and is responsible for breaking down carbohydrates in the mouth.

Both mechanical and chemical digestion takes place in the mouth.

The large intestine is responsible for eliminating waste material from the body.

The esophagus transports food from the mouth to the stomach.

Bile is a greenish-yellow fluid that is produced by the liver and helps in the digestion of fats.

Vitamin C deficiency is a specific type of nutrient deficiency and not a form of malnutrition.

The pancreas produces digestive enzymes that help in the digestion of carbohydrates, proteins, and fats.

Chemical digestion takes place in the small intestine.

Egestion is the process of removing undigested food from the body.

The gallbladder stores bile produced by the liver and releases it when needed for digestion.

Ruminants have a multiple stomachs digestive system.