Download IB Biology HL

IB Biology HL
Form A
Review #9 Test (Topic 9 and 11.3)
1.
Water enters the seed through the:
a. testa (seed coat)
b. cotyledons
c. ovules
d. micropyle
2.
Which of the following statements is correct?
a. xylem moves water upward and phloem moves organic substances downwards
b. phloem moves water upward and xylem moves organic substances downwards
c. xylem moves water upward and phloem moves organic substances in all directions
d. phloem moves water upward and xylem moves organic substances in all directions
3.
The factors needed for seed germination are:
a. water and carbon dioxide
b. water, carbon dioxide, and a suitable temperature
c. water, oxygen, and a suitable temperature
d. water, nitrogen, and oxygen
4.
Sodium is reabsorbed from the proximal convoluted tubule by:
a. active transport
b. diffusion
c. facilitated diffusion
d. pinocytosis
5.
The Bowman’s capsules are located in the ______________ of the kidney:
a. medulla
b. cortex
c. renal pelvis
d. loops of Henle
6.
The majority of water is reabsorbed in the:
a. Bowman’s capsule
b. proximal convoluted tubules
c. Loop of Henle
d. distal convoluted tubule
7.
ADH:
a. increases the permeability of the collecting duct to salts
b. decreases the permeability of the collecting duct to salts
c. decreases the permeability of the collecting duct to water
d. increases the permeability of the collecting duct to water
8.
Birds eliminate nitrogenous wastes in the form of:
a. urea
b. ammonia
c. uric acid
d. nitric acid
9.
Which of the following is the correct sequence of tubules in the nephron?
a. distal, proximal, loop of Henle, collecting duct
b. proximal, loop of Henle, distal, collecting duct
c. loop of Henle, proximal, distal, collecting duct
d. collecting duct, distal, proximal, loop of Henle
10.
Which of the following plant substances is used by the seed to break dormancy?
a. auxin
b. gibberillin
c. ethylene
d. abscisic acid
11.
Which of the following increases the rate of transpiration from leaves?
a. increasing atmospheric humidity
b. lowering the root pressure
c. opening more stomata
d. decreasing the rate of capillary action
12.
Which of the following is the correct order for the path of carbon dioxide into a plant?
a. stoma – airspace – spongy mesophyll – stroma
b. stoma – airspace – stroma – spongy mesophyll
c. stroma – spongy mesophyll – airspace – stoma
d. stroma – stoma – airspace – spongy mesophyll
13.
The rate of translocation in the stem of a small plant can be slowed down considerably by
cooling the stem with some ice. If the stem is allowed to return to its original temperature,
the rate rises again. If steam is passed over the stem for a while the rate rises rapidly and
then stops altogether.
Which of the following conclusions concerning the mechanism of translocation, could not
be drawn from these observations?
a. it is similar to the mechanisms involved in transpiration
b. enzymes could be involved
c. protein molecules might form a significant role
d. it is probably an active process
Use the following chart to answer questions 14 and 15.
Substance
W
X
Y
Z
Substances in the blood
Amount of the
Re-absorbed by
substance
nephron
filtered/day
(%)
170 g
100%
150 g
99%
50 g
40%
700 g
98%
Amount of the
substance in the
urine/day
0g
1.5L
30 g
15 g
14.
What is substance W?
a. salt
b. urea
c. water
d. glucose
15.
What is substance Y?
a. urea
b. water
c. glucose
d. penicillin
16.
Which of the following mechanisms would account for increased urine production as a
result of drinking alcoholic beverages?
a. increased aldosterone production
b. increased blood pressure
c. decreased amount of antidiuretic hormone
d. the proximal tubule reabsorbing more water
17.
The advantage of excreting wastes as urea rather than ammonia is that
a. urea is less toxic than ammonia
b. urea requires less water for excretion than ammonia
c. urea does not affect the osmotic concentration
d. both a and b
18.
If the concentration of glucose in the blood flowing through the kidneys is within the normal
range, then which of the following statements is CORRECT?
a. the nephron pumps glucose into the collecting duct
b. Bowman’s capsule secretes glucose back into the blood
c. no glucose passes from the glomerulus into Bowman’s capsule
d. most glucose within the nephron tubule is reabsorbed by the blood
19.
What characteristics do ammonia, urea, and uric acid all share?
a. they are all nitrogenous wastes
b. they all need large amounts of water for excretion
c. they are all equally toxic
d. they are all produced in the kidney
20.
Primary growth can include all of the following events EXCEPT
a. stem elongation
b. development of leaves
c. woody lateral growth
d. development of flower
21.
A beetle bores through an herbaceous root to the middle and in so doing might pass
through, in sequence:
a. epidermis, cortex, endodermis, pericycle, phloem, xylem
b. endodermis, cortex, pericycle, phloem, xylem
c. epidermis, endodermis, cortex, pericycle, phloem, xylem
d. epidermis, cortex, pericycle, endodermis, phloem, xylem
22.
The seed coat's most important function is to provide
a. desiccation resistance.
b. the means for dispersal.
c. dormancy.
d. a nutrient supply for the embryo.
23.
Which of the following are found in both leaves and roots?
a. cambium
b. vascular tissue
c. Casparian strip
d. guard cells
24.
Which trait(s) is (are) shared by many modern gymnosperms and angiosperms?
1. pollen transported by wind
2. lignified xylem
3. spores
4. endosperm
a.
b.
c.
d.
1 only
1 and 2
1, 2, and 3
1, 2, 3, and 4
25.
A plant has the following characteristics: a taproot system; several growth rings evident in a
cross section of the stem, and a layer of bark around the outside. Which of the following
best describes the plant?
a. herbaceous dicot
b. woody dicot
c. woody monocot
d. herbaceous monocot
26.
Hyphae form a covering over roots. Altogether, these hyphae create a large surface area
that helps to do which of the following?
a. aid in absorbing minerals and ions
b. maintain cell shape
c. increase cellular respiration
d. anchor a plant
27.
Which would be an adaptation of xerophytes?
a. Large air spaces
b. Large numbers of stomata
c. Hairs on the leaves
d. Reduced roots
28.
What causes movement of water through the xylem?
A. Active transport in the root tissue
B. Evaporation of water from leaves
C. Active translocation
D. Gravity
29.
When a farmer sprays a chemical on to crop plants, how does the chemical travel to
the roots of the plants?
A. In the phloem, by active translocation
B. In the phloem, by transpiration pull
C. In the xylem, by transpiration pull
D. In the xylem, by active translocation
30.
Which of the following help(s) in supporting a terrestrial woody plant?
I.
Xylem tissue
II.
Turgor pressure
III.
Phloem tissue
a.
b.
c.
d.
31.
I only
I and II only
II and III only
I, II and III
Which of the following is a correct comparison of the bryophytes and the
filicinophytes?
Bryophytes
Filicinophytes
a.
Has a waxy cuticle
No waxy cuticle
b.
Has true leaves
Has scales
c.
Has rhizoids
Has roots
d.
Has woody tissue
No woody tissue
32.
What substances are normally removed from the body by the kidney?
I.
Excess salts
II.
Water
III.
Glucose
a.
b.
c.
d.
I and II only
I and III only
II and III only
I, II and III
33.
Which process in the human body produces nitrogenous wastes?
a.
Osmoregulation
b.
Degradation of amino acids
c.
Cellular respiration
d.
Ultrafiltration
34.
Where in the kidney does ultrafiltration take place?
a.
Glomerulus
b.
Loop of Henlé
c.
Proximal tubule
d.
Collecting duct
35.
What structures are labelled I, II and III in the diagram of the kidney below?
I
III
II
a.
b.
c.
d.
I
Cortex
Medulla
Cortex
Medulla
II
Medulla
Pelvis
Medulla
Pelvis
III
Urethra
Ureter
Ureter
Urethra
36.
What is the importance of excretion to a living organism?
a.
It prevents waste products from accumulating in the environment around the organism.
b.
It ensures that recycling of nitrogen continues in the organism’s ecosystem.
c.
It prevents feces from accumulating in the digestive system of the organism.
d.
It ensures that the organism is not poisoned by its own waste products.
37.
In which part of the nephron is the glucose concentration of the filtrate reduced?
a.
Distal convoluted tubule
b.
Proximal convoluted tubule
c.
Ascending limb of the loop of Henlé
d.
Descending limb of the loop of Henlé
38.
Which type of urine would be produced in a human whose diet contains very small quantities of
protein or fluid?
Urea Concentration
Salt Concentration
a.
High
Low
b.
Low
High
c.
High
High
d.
Low
Low
39.
What part of the kidney is affected by anti-diuretic hormone (ADH)?
a.
Proximal convoluted tubule
b.
Loop of Henle
c.
Collecting duct
d.
Glomerulus
40.
Which part of the nephron shown below is impermeable to water molecules?
a.
b.
c.
d
I
II
III
IV
Essay Questions
1.
Explain how manipulation of day length is used in the production of flowers. (Total 7 marks)
2.
(a)
(b)
3.
Outline the role of the phloem in the active translocation of biochemicals.
(Total 5 marks)
4.
Describe the metabolic events of germination in a starchy seed.
(Total 5 marks)
5.
Explain how abiotic factors affect the rate of transpiration in a terrestrial plant.
(Total 8 marks)
Explain the role of auxin in phototropism. (3 marks)
Describe how plant growth regulators can be used commercially to produce fruits without
seeds. (2 marks)
(Total 5 marks)