Interaction & Interdependence C.6 Integration of Body Systems

?作业考试练习?IB生物学?Interaction & Interdependence C.6 Integration of Body Systems

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习题练习：Interaction & Interdependence C.6 Integration of Body Systems

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which hormone is secreted by the gland la7xompw8y yg8boi +68p beled X?

A. Leptin

B. Thyroxine

C. Progesterone

D. Melatonin

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which of the following is a function of auxin ef:s *)0 es.sh+elsbiz1q6 pw zuflux pumps?

A. To move auxin upwards in a stem

B. To move auxin to the shaded side of a stem

C. To move auxin to the sunny side of a stem

D. To move auxin into flowers

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which of these statements wstvnnl+0 ++evfv,s9 does not relate to peristalsis?

A. Longitudinal muscle and circular muscles work together.

B. Longitudinal muscle prevents the bolus from moving backwards.

C. Longitudinal muscle moves the bolus along the alimentary canal.

D. Bolus is mixed with enzymes.

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which of the following gives the correct hierarchy of body subsy;a.c6 rbez*z )y6qt ttjmxq87 x1o-enstems?

A. Tissues → cells → organs → organ systems → organism

B. Cells → tissues → organs → organ systems → organism

C. Tissues → cells → organ systems → organs → organism

D. Organism → cells → tissues → organs → organ system

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Why do multicellular organisms exhv 1+1on+ww9xsvu ax*u ibit emergent properties?

A. All the cells of multicellular organisms have the same function.

B. All the cells of multicellular organisms have the same function.

C. Cells of multicellular organisms interact with one another.

D. Cells of multicellular organisms have similar structures.

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which statement defines trop*(2:ji7hhz2yw p (k b.) q5fnpwte bdcisms in plants?

A. Growth of a plant away from gravity

B. Growth of a plant in response to a change in day length

C. Growth of a plant towards light

D. Growth of a plant towards or away from a stimulus

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which of the labels (A-D) points to the cerebellum on the diagram of the bvz.y1ip-9wh y6sc.x qrain belo i..1qc hvy zxsy-6p9ww?

A. B. C. D.

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which statement correctly describes the roj j om )(,0ah5yl2*tn+cglwux le of auxin in phototropism?

A. High concentrations stimulate cell elongation in the stem.

B. Low concentrations stimulate cell elongation in the stem.

C. High concentrations inhibit cell division in the stem.

D. High concentrations inhibit cell division in the stem.

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which statement identifies the direct effect ofh- c t8, ttd,ywm9 3ii. wk7evz+6pdef auxin?

A. Development of leaves

B. Stimulates meiosis

C. Inhibits flowering

D. Changes gene expression

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10#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

When a person is frightened, various chaeg*xf7ez7 ;snlks* ,rnges in the body occur. Which of the following are involv7 xeseg *z7* srklfn;,ed in this fight or flight response?
I. Transmembrane receptors
II. The endocrine system
III. The autonomic nervous system

A. $I$ only

B. $ I$ and $II$ only

C. $II$ and $III$ only

D. $I$, $II$ and $III$

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11#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which statements about unicellular and* 5wo dfzmch65ojkq:: multicellular organisms are correct?

A. Unicellular organisms is They only reproduce asexually ; Multicellular organisms is Contains differentiated cells

B. Unicellular organisms is Consist of only one cell ; Multicellular organisms is All cellular processes are carried out by one organelle

C. Unicellular organisms is Can reproduce sexually ; Multicellular organisms is They have emergent properties

D. Unicellular organisms is Contains differentiated cells ; Multicellular organisms is Can reproduce sexually

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12#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Plant shoots detect and resp*h(m lh7t-tx 0p unoc0ond to light. What plant protein detects light, and what tc 0xhp* 70ltn mhou-(mechanism initiates the response?

A. Protein is Auxin ; Mechanism is Triggers movement of phototropins

B. Protein is Auxin ; Mechanism is Inhibits cell elongation

C. Protein is Phototropins ; Mechanism is Triggers movement of auxin

D. Protein is Phototropins ; Mechanism is Stimulates cell elongation

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13#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Which sequence shows the route taken by auxin from its production to ir xe n(k-ehm18ts role in phototropismn-8r( xmheke 1?

A. Step 1 is Produced in meristem ; Step 2 is Moves to shaded side ; Step 3 is Inhibits cell elongation

B. Step 1 is Produced on shady side ; Step 2 is Changes gene expression ; Step 3 is Promotes cell elongation

C. Step 1 is Produced on shady side ; Step 2 is Changes gene expression ; Step 3 is Inhibits cell elongation

D. Step 1 is Produced in meristem ; Step 2 is Moves to shaded side ; Step 3 is Promotes cell elongation

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14#

问答题 ( 1.0 分) 切至整卷模式搜藏此题

The diagram represents a stem tip av cfo9cp mbgvvlb,;q: k73 9h+ vsn78gnd the position of the Sun.

1.On the diagram above, draw an arrow to indicate the direction of movement of auxin.
2.（1）State the term used to describe the directional growth of a plant in response to light.
（2）Outline how this process affects growth in the stem tip.

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15#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

What is an example of an e f)smvtws; 7+umergent property?

A. A unicellular organism uses active transport to absorb nutrients.

B. A retinal cell detecting changes in light intensity.

C. The endocrine and nervous system working cooperatively to respond to the environment.

D. A single muscle cell contracting.

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16#

问答题 ( 1.0 分) 切至整卷模式搜藏此题

Hormones can be used as medical treatments in som 8 yvxr77xolp5e situations.
1.Name the hormone that can be used to treat jet lag and state its effect on the body.
2.Outline two uses of hormones in IVF.

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17#

问答题 ( 1.0 分) 切至整卷模式搜藏此题

1.Explain how peristalsis moves food along the digestivy0k/mhrolpf e+ o-d hwl))f87s-j /sie tract
2.Outline the role of enzymes located in the small intestine.
3.Describe the digestion of lipids and absorption of the products in the small intestine.

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18#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

The graph shows the circadian rhythm in body temperature of an individual u6)vmj su/+ e jdf wk-nu85ktoj(gd 6 jh37va-ynder their normal light-dark cycle and after expo kjda(6+3je-tuyg/ n6 m)-suhd57f k 8ojjvvw sure to a 1-hour pulse of 1000-lux light at their typical bedtime.

Which statement correctly describes the event responsible for the change in the rhythm of body temperature after exposure to light?

A. The secretion of melatonin from the thyroid gland was elevated by light exposure.

B. The secretion of melatonin from the pineal gland was suppressed by light exposure.

C. The secretion of thyroxin from the thyroid gland was elevated by light exposure.

D. The secretion of thyroxin from the pineal gland was suppressed by light exposure.

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19#

问答题 ( 1.0 分) 切至整卷模式搜藏此题

1.Outline how treading on a drawing pin can bring about thes7 d;euv1 ,a-8.m pkx y+hhtwp reflex of lifting th dsm;vu+ykw x71ah etp .,p-8he foot.
2.Describe how the cerebellum exerts overall control over the voluntary movements of the body.
3.Explain how melatonin plays a part in the control of circadian rhythms.

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20#

问答题 ( 1.0 分) 切至整卷模式搜藏此题

The autonomic nervous system helps regulate the control ug.5vl09i0c 52nlgonyq i vl6u tud(k.7sz; fof heart rate. Below is a diagram of the huuv5l9okg . 50u ;ld0qi2yl.6izv7cgnu fnt s(man brain.

1.State the name of the part of the brain that is involved in the control of heart rate.
2.Baroreceptors and chemoreceptors play an important role in this control. Compare and contrast how these two types of receptors help with the regulation of heart rate.

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