SOAL SAS SCIENCE LEVEL 8

Which of the following organelles is responsible for photosynthesis in plant cells?

• Mitochondria

• Chloroplast

• Ribosome

• Nucleus

A child has been diagnosed with lactose intolerance, which means their body has trouble digesting lactose, a sugar found in milk and dairy products. What might happen if the child continues to eat a lot of dairy?

• The child will get stronger and have more energy.

• The child might have stomach aches and feel bloated.

• The child will be able to digest more vitamins from the dairy.

• The child will start to grow taller and gain weight.

What structure in the respiratory system is primarily responsible for the exchange of oxygen and carbon dioxide?

• Trachea

• Bronchi

• Alveoli

• Larynx

A patient has a condition known as anemia, which reduces the number of red blood cells in the body. How might this condition affect the patient's overall health and ability to perform physical activities?

• The patient may experience increased stamina and improved performance in sports.

• The patient could feel tired and weak due to less oxygen being delivered to the muscles.

• The patient will have a faster heart rate that compensates for the lack of red blood cells.

• The patient may have lower blood pressure, which helps conserve energy.

What is the primary function of the kidneys in the human excretory system?

• To produce hormones that regulate metabolism.

• To filter waste products from the blood and produce urine.

• To digest food and absorb nutrients.

• To circulate oxygen throughout the body.

Plant cells have a cell wall, while animal cells do not. (T/F)

• True

• False

The stomach is primarily responsible for absorbing most nutrients from food. (T/F)

• True

• False

The diaphragm is a muscle that helps in the process of breathing by contracting and relaxing. (T/F)

• True

• False

The heart is a muscular organ that pumps blood throughout the body. (T/F)

• True

• False

The skin is not involved in the excretion of waste products from the body. (T/F)

• True

• False