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Quiz von Jeffrey Piggott, aktualisiert more than 1 year ago
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Erstellt von Jeffrey Piggott
vor etwa 8 Jahre
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Frage 1
Frage
From which chamber of the human heart is blood pumped most strongly?
Antworten
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A
-
B
-
C
-
D
Frage 2
Frage
Which of the following is part of a haemoglobin molecule?
Antworten
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calcium
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iron
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vitamin C
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vitamin D
Frage 3
Frage
The diagram shows a human kidney and its blood supply.
Compared with the blood in vessel P, the blood in Q has:
Antworten
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less urea and more oxygen.
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less urea and less oxygen.
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more urea and less oxygen.
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more urea and more oxygen.
Frage 4
Frage
What conditions are needed for a plant to have drooping leaves but not a drooping stem?
Antworten
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A
-
B
-
C
-
D
Frage 5
Frage
The arrows in the diagram show oxygen in the lungs moving from an alveolus into a blood capillary.
By what process does this movement take place?
Antworten
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breathing
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diffusion
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respiration
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transpiration
Frage 6
Frage
The diagram shows a section through the human heart.
What happens to valves X and Y when blood leaves chamber W?
Antworten
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A
-
B
-
C
-
D
Frage 7
Frage
The diagram shows a section through the heart.
Which two blood vessels are arteries?
Antworten
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1 and 2
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2 and 3
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3 and 4
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4 and 1
Frage 8
Frage
Which structures carry blood towards the heart?
Antworten
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A
-
B
-
C
-
D
Frage 9
Frage
In which direction does blood circulate in the body?
Antworten
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from the left ventricle through the tricuspid valve
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from the limbs to the right atrium
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from the lungs along the pulmonary artery
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from the right ventricle to the right atrium
Frage 10
Frage
The diagram shows a section through the heart with blood vessels, seen from the front.
In one circulation of the body, excluding the lungs, in which order does blood flow through the vessels shown?
Antworten
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1 → 2 → 4 → 3
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2 → 3 → 1 → 4
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3 → 4 → 1 → 2
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4 → 3 → 1 → 2
Frage 11
Frage
The diagram shows the heart, liver and kidneys with connecting blood vessels.
What are the labelled blood vessels?
Antworten
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A
-
B
-
C
-
D
Frage 12
Frage
The diagram below shows a leaf palisade cell.
Type in the names of the organelles marked with a dot.
Antworten
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nucleas
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chloroplast
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vacuole
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cell wall
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cytoplasm
Frage 13
Frage
What is the correct sequence for blood being pumped from the heart to the lungs?
Antworten
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left atrium → left ventricle → pulmonary artery
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left atrium → left ventricle → pulmonary vein
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right atrium → right ventricle → pulmonary artery
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right atrium → right ventricle → pulmonary vein
Frage 14
Frage
Which structures in plants and in humans normally carry amino acids?
Antworten
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A
-
B
-
C
-
D
Frage 15
Frage
Why is the circulatory system of mammals described as a double circulation?
Antworten
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Blood flows firstly through arteries and then through veins.
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Blood flows through the heart twice on one complete circuit of the body.
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In the heart, blood flows firstly through atria and then through ventricles.
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The atria and the ventricles contract alternately.
Frage 16
Frage
What is carried by the xylem?
Antworten
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chlorophyll
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mineral ions
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starch
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sugars
Frage 17
Frage
What are the functions of xylem vessels?
Antworten
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A
-
B
-
C
-
D
Frage 18
Frage
Which substance, needed for protein synthesis, is carried into a leaf from the stem?
Antworten
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carbon dioxide
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nitrate
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oxygen
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starch
Frage 19
Frage
The diagram shows a potted plant and the same plant 24 hours later.
What causes the change in the appearance of the plant?
Antworten
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Water loss is greater than water uptake.
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Water moves from the leaves to the stem.
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Water uptake is equal to water loss.
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Water uptake is greater than water loss.
Frage 20
Frage
Which graph shows most clearly what will happen to the rate of transpiration in a plant as humidity increases?
Antworten
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A
-
B
-
C
-
D
Frage 21
Frage
Which substances are dissolved in human blood plasma?
Antworten
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carbon dioxide, haemoglobin and glucose
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carbon dioxide, oxygen and haemoglobin
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glucose, hormones and urea
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oxygen, urea and starch
Frage 22
Frage
Which chamber of the heart has the thickest muscle wall?
Antworten
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left atrium
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left ventricle
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right atrium
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right ventricle
Frage 23
Frage
What is carried by the xylem in plants?
Antworten
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A) chlorophyll
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B) mineral ions
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C) starch
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D) sugars
Frage 24
Frage
What is the correct sequence for blood being pumped from the heart to the lungs?
Antworten
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A) left atrium → left ventricle → pulmonary artery
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B) left atrium → left ventricle → pulmonary vein
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C) right atrium → right ventricle → pulmonary artery
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D) right atrium → right ventricle → pulmonary vein
Frage 25
Frage
Why is the circulatory system of mammals described as a double circulation?
Antworten
-
A) Blood flows firstly through arteries and then through veins.
-
B) Blood flows through the heart twice on one complete circuit of the body.
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C) In the heart, blood flows firstly through atria and then through ventricles.
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D) The atria and the ventricles contract alternately.
Frage 26
Frage
The diagram shows a section through a leaf.
Which arrow shows the direction of diffusion of carbon dioxide on a sunny day
Antworten
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A
-
B
-
C
-
D
Frage 27
Frage
Four leafy plant stems were placed into measuring cylinders with 100 cm^3 of water. A layer of oil prevented the water in the measuring cylinder from evaporating.
The plant stems were exposed to different air humidities and temperatures for 48 hours as shown in the table.
The final volume of water in the measuring cylinders is shown for plant stems 1, 3 and 4.
What would be a likely final volume for plant stem 2?
Antworten
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A) less than 65 cm^3
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B) between 65 cm^3 and 75 cm^3
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C) between 75 cm^3 and 95 cm^3
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D) greater than 95 cm^3
Frage 28
Frage
Which blood vessel, if it becomes blocked, could lead directly to a heart attack?
Antworten
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A) coronary artery
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B) pulmonary artery
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C) pulmonary vein
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D) vena cava
Frage 29
Frage
A hospital patient who is feeling unwell is given a blood test. The results of the blood test show a very low level of platelets.
What effect will this have?
Antworten
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A) The blood will be unable to transport nutrients, hormones and carbon dioxide.
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B) The blood will not be able to carry as much oxygen to the tissues as normal.
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C) There will be a greater risk of bleeding because the blood will take longer to clot.
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D) There will be a greater risk of infection because the blood cannot make antibodies.
Frage 30
Frage
Which statement describes transpiration?
Antworten
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A) evaporation of water from leaf mesophyll cells
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B) intake of water from the atmosphere through the stomata
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C) transport of water through xylem tissue to the leaves
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D) uptake of water by root hairs in the soil
Frage 31
Frage
Oxygenated blood returns to the heart from the lungs in vessel X and leaves the heart to circulate
around the body in vessel Y.
What are X and Y?
Antworten
Frage 32
Frage
Which is a description of translocation?
Antworten
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A) movement of amino acids and sucrose from sink to source
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B) movement of amino acids and sucrose from source to sink
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C) movement of water down a water potential gradient
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D) movement of water up a water potential gradient
Frage 33
Frage
Active transport is the movement of:
Antworten
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A) molecules from a region of their higher concentration to a region of their lower concentration.
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B) particles from a region of lower concentration to a region of higher concentration using energy from respiration.
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C) urine by relaxation of a sphincter muscle in the bladder.
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D) water through a partially permeable membrane from a more dilute to a more concentrated solution.
Frage 34
Frage
The diagram shows an experiment to demonstrate the movement of molecules.
After one hour, the water in the beaker turned red.
What is the most likely reason for this colour change?
Antworten
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A) Molecules of red ink move through the membrane by diffusion.
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B) Molecules of red ink move through the membrane by osmosis.
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C) Molecules of water move through the membrane by diffusion
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D) Molecules of water move through the membrane by osmosis.
Frage 35
Frage
The diagram shows a potted plant and the same plant 24 hours later.
What causes the change in the appearance of the plant?
Antworten
-
A) Water loss is greater than water uptake. .
-
B) Water moves from the leaves to the stem.
-
C) Water uptake is equal to water loss.
-
D) Water uptake is greater than water loss
Frage 36
Frage
The lower end of a plant stem is placed in water coloured with red dye. After three hours, the stem is cut as shown in the diagram.
Which labelled region is stained red?
Antworten
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A
-
B
-
C
-
D
Frage 37
Frage
In which order does water pass through the cells of a plant, as the water travels from the roots to a leaf?
Antworten
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A) mesophyll cells → root hair → root cortex → xylem
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B) root cortex → root hair → xylem → mesophyll cells
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C) root hair → mesophyll cells → root cortex → xylem
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D) root hair → root cortex → xylem → mesophyll cells
Frage 38
Frage
The diagram shows a cross-section through a plant root.
Q shows the part that is stained red when the root is placed in water containing a red dye.
What is found at Q?
Antworten
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A) guard cells
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B) palisade cells
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C) phloem
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D) xylem
Frage 39
Frage
A decrease in which factor normally causes transpiration rate to increase?
Antworten
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A) humidity
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B) light intensity
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C) stomatal opening
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D) temperature
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