Endoplasmic Reticulum Structure and Functions Quiz

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What is the main function of connective tissues in the heart?

To provide electrical signals for the heartbeat

To pump blood to the rest of the body

To regulate the rhythm of the heartbeat

To connect the systems in the organ (correct)

Which type of muscles is responsible for producing movements in different parts of the body?

Epithelial muscles

Skeletal muscles (correct)

Smooth muscles

Cardiac muscles

What is the primary function of the male reproductive system?

To produce sperm and male sex hormone (correct)

To maintain balance of bodily fluids

To generate energy for the body

To produce blood cells

What is the role of nerve tissue in the heart's function?

To regulate the rhythm of the heartbeat Signup and view all the answers

Which organs are part of the lymphatic system?

Spleen, lymph nodes, and lymph vessels Signup and view all the answers

What are the components of the nervous system?

Otak, saraf tunjang, dan saraf periferi Signup and view all the answers

What happens to the plant cell when water is absorbed into the vacuole?

The cell becomes turgid Signup and view all the answers

What is the primary function of the vacuole in plant cells?

Storage and maintenance of turgidity Signup and view all the answers

What is the main component of the strong and rigid outer layer of plant cells?

Cellulose fiber Signup and view all the answers

How does the permeability of the outer layer of plant cells compare to the cell membrane?

Fully permeable Signup and view all the answers

Which of the following is an example of a protozoan?

Paramecium sp. Signup and view all the answers

Can unicellular organisms perform all life processes like multicellular organisms?

Yes, they are a complete unit of life Signup and view all the answers

Which structure controls the opening and closing of the stoma?

Modified lower epidermal cells Signup and view all the answers

What is the function of the long, continuous hollow tube in plants?

Transporting water and mineral salts Signup and view all the answers

What is the arrangement of cells in the structure that allows maximum absorption of sunlight for photosynthesis?

Long cylindrical cells arranged vertically and close to each other Signup and view all the answers

Which type of tissue is responsible for the exchange of oxygen and carbon dioxide?

None of the above Signup and view all the answers

What does the palisade mesophyll contain?

High chlorophyll density Signup and view all the answers

What is the function of cells being organized into tissues?

To allow cells of the same type and function to work together Signup and view all the answers

How does Paramecium sp. move?

Using rhythmic cilia beats. Signup and view all the answers

How does Amoeba sp. trap food particles?

By extending its pseudopodium to trap food particles by phagocytosis. Signup and view all the answers

What happens to the food vacuole in these organisms?

It is combined with lysosomes and the food particles are hydrolyzed by the enzyme lysozyme in the lysosomes. Signup and view all the answers

How are waste products like carbon dioxide and ammonia removed by Amoeba sp. and Paramecium sp.?

By diffusion. Signup and view all the answers

In what type of environment do Amoeba sp. and Paramecium sp. live?

Freshwater environments. Signup and view all the answers

What occurs when the contractile vacuole in Amoeba sp. and Paramecium sp. expands to the maximum size?

Contraction occurs and water is excreted from time to time. Signup and view all the answers

What is the primary function of the rough endoplasmic reticulum?

Transporting proteins synthesized by ribosomes Signup and view all the answers

What is the relationship between the endoplasmic reticulum and the nuclear membrane?

The endoplasmic reticulum and nuclear membrane are continuous Signup and view all the answers

What is the primary function of chlorophyll in a plant cell?

Absorbing sunlight and converting it to chemical energy during photosynthesis Signup and view all the answers

How does the size and number of vacuoles differ between young and mature plant cells?

Young plant cells have many small vacuoles, while mature plant cells have a large vacuole Signup and view all the answers

What is the function of the smooth endoplasmic reticulum in a plant cell?

Synthesizing and transporting glycerol and lipids Signup and view all the answers

What type of endoplasmic reticulum provides a wide surface for enzyme attachment and biochemical reactions?

Rough endoplasmic reticulum Signup and view all the answers