Biology 1st Year Chapter 12

Nutrition is the process by which organisms obtain and utilize food for growth, energy, and maintaining health, involving the intake of essential nutrients.

MCQs of Biology 1st year Chapter 12

A mammalian herbivore has: Flatter teeth than a carnivore

Lack of chlorophyll results in: Chlorosis

Most vitamins function as: Catalyst

Chlorophyll contains: Magnesium

The structure in the mouth that prevents food from entering the nasal cavity is: Epiglottis

Carnivorous plants live in soils that are deficit in: Nitrogen

Canines are missing in: Birds

A plant requires nitrogen and sulfur for its: Enzymes

Which of the following animals has no need for a gall bladder: Goat

A plant requires potassium for: opening and closing of stomata

Digestion in Hydra and Planaria takes place within their: Gastrovascular cavity

Release of nitrates by saprophytic bacteria helps in: Nitrogen cycle

Mucus in saliva is made of: Saturated fatty acids

Feeding by living in or on other organisms is a: Parasite

Nitrogen is present in: Proteins

The animals having structurally and functionally intermediate teeth between herbivores and carnivores are: Omnivores

Many human become ill from consuming milk and milk products because they lack: Lactase

Important : Review all previous years’ 11 Class Past Papers for comprehensive practice and better exam preparation.

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