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 secrete4hov/e;j5u t kd by the gland labeled 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 aumxbsbq50u *p1 run( z,o,qi3uxin efflux 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 ryois1x 2t7c, 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 tb)t4d v86bo6:wc k4 iiqml2lc he correct hierarchy of body subsystems?

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 exhibit em 5t- tm.iqfi:ncur94+h xz,5e)k oyz yergent 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 definesmt2/a,qd d 2xs tropisms 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) po0hhv )/8dmjbb:r4m xg cd5mcav 1(h- o;b2 ezoints to the cerebellum on the diagram of the brain below?2:5bvah0jb hc8-eg m(1d v;/romzobxdmh 4c)

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 role of auxin in h;po(an) s7uqsse:-vw cl y57;ni+xt 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 of a h3cn 8t-svvany; fx4b;*uy8q uxin?

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 frighte +f)ggj*kt.p /sec r49fuu-sxned, various changes in the body occur. Which of the following are involved in e )+j xgusgu*ps9ft /-f4c.kr 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 unicelhm1m+x0d5 bg fty*y*tnh+ f)jlular and 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 respond to light. What plant protein detects ligrvuu4b)vik: p tsp;60 ht, and what mechanism initiates the respon:pp v6k uu; r0vistb4)se?

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 lo9y)jqkl ( u)its production to its role in phoy q9ou)l)lj( ktotropism?

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 and the position of the Sunbp2(u9t nmg9)bvy- 9fbi dc0 p.

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 ofuv ee**y ixgw-wf9i2a 4yt /7y an emergent 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 treatmeh1 2f8scpzqkp8 ;gtf dns+n0;nts in some 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 digestive tra7q18t 4tt8hrj y.ke gwct
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 indivv fikb q;w.ho,9 pnh l;)3n(-m1 fgp2lb ectw0idual under their normal light-dark cycle and after exposure to a 1-hour p gwq- n(;tm 9b,l;b1lh)vw 2fnpo.i 3ephc 0fkulse 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 abou4d:( dbri kn:a+x n*wvt the reflex of lifting thevn+ (krb 4wx:ddi an:* 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 hewy b079iqj 9rwlps regulate the control of heart rate. Below is a diagram of iw0wbyrqj 99 7the human 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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