Transportation in Plants and Excretion

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Where is urine stored in the human body?

Urinary bladder (correct)

Urethra

Kidneys

Ureters

Which biological process involves the removal of harmful metabolic wastes?

Diffusion

Respiration

Photosynthesis

Excretion (correct)

How do unicellular organisms usually remove metabolic wastes from their bodies?

Via specialized organs

By converting them to energy

By simple diffusion from body surface into water (correct)

Through kidneys

What is the purpose of urine production in the human body?

To filter out waste products from the blood Signup and view all the answers

Where are kidneys located in the human body?

In the abdomen Signup and view all the answers

How are nitrogenous wastes removed from the blood in human beings?

Kidneys Signup and view all the answers

Where is waste material stored in plants?

Cell-vacuoles Signup and view all the answers

Which of the following is a method used by plants to get rid of waste material?

Excreting waste into surrounding soil Signup and view all the answers

What is the primary function of xylem in plants?

Transport of water Signup and view all the answers

In human beings, which system is responsible for removing soluble nitrogen compounds?

Excretory system Signup and view all the answers

Where does the breakdown of pyruvate to give carbon dioxide, water, and energy occur in cells?

Cytoplasm Signup and view all the answers

What role does saliva play in the digestion of food?

Initiating fat digestion Signup and view all the answers

How do plants store waste products?

In cellular vacuoles Signup and view all the answers

Where are waste products in plants stored as resins and gums?

Old xylem Signup and view all the answers

Which process involves the breakdown of glucose to provide energy in the form of ATP?

Respiration Signup and view all the answers

What is the function of ATP in cells?

To provide energy for cellular reactions Signup and view all the answers

Which nutrient intake involves using an external energy source like the Sun to synthesize complex high-energy organic material?

Autotrophic nutrition Signup and view all the answers

How do plants excrete waste substances into the environment?

Into the soil around them Signup and view all the answers