RESPIRATION

When air is blown into limewater, it turns milky because of the presence of __________in exhaled air

• nitrogen

• oxygen

• carbon dioxide

• milk

Tags

NGSS.MS-PS1-2

Glucose is converted into pyruvate in ______________

• Mitochondria

• Cytoplasm

Tags

NGSS.MS-LS1-7

When yeast respires anaerobically, it produces energy, carbon dioxide and _____________

• Ethanol

• Lactic acid

Pyruvate is converted into energy and lactic acid, during anaerobic respiration in ________________

• Mitochondria

• Muscles

Tags

NGSS.MS-LS1-7

___________________ is the energy currency of cells, and is found in mitochondria

• Adenosine tri phosphate

• Adenosine monophosphate

Tags

NGSS.HS-LS1-7

In green plants, at night ____________gas is released into air.

• Oxygen

• Carbon dioxide

During breathing, fishes take in water containing dissolved oxygen through ______________

• Mouth

• Gills

In humans, trachea is supported by rings of _____________to make sure that the air passage do not collapse

• Bones

• Cartilage

• Muscles

In lungs, ___________________ provides a surface for gas exchange.

• Bronchi

• Bronchioles

• Alveoli

When we breathe in, we lift our ribs and diaphagm muscle is _______________that causes chest cavity to become large and air enters into lungs.

• Flattened

• raised up