Worksheetsf3 sc 18/2 (BM/BI)
Total questions: 15
Worksheet time: 4hrs 45mins
The term stimulus refers to
Perkataan rangsangan merujuk kepada
the ability of an organism to respond
kebolehan organisma untuk bertindak balas
the extent of changes in the surrounding
takat perubahan pada keadaan sekeliling
a change in the environment
perubahan pada persekitaran
a change in the pH of the water
perubahan pH air
The withdrawal of the hand from a hot object is a response to
Pengalihan tangan daripada objek panas adalah tindak balas
a mechanical stimulus
rangsangan mekanikal
a thermal stimulus
rangsangan terma.
an osmotic stimulus
rangsangan osmosis
an electrical stimulus
rangsangan elektrik
Pick out the WRONG statement concerning the function of the nerve cell.
Pilih kenyataan yang salah berkenaan dengan fungsi sel saraf.
It can convey impulses in both directions
Ia boleh menghantar impuls dikedua-dua arah
It does not weaken the impulse passing through it
Ia tidak melemahkan impuls yang melaluinya
It conveys messages in the form of electrical impulses
Ia menghantar mesej didalam bentuk impuls elektrik
It conveys impulses to the effector organs
Ia menghantar impuls ke organ efektor
What is the reaction that is shown by the plant in the figure below?
Apakah tindakbalas yang ditunjukkan pada pokok pada rajah di bawah?
Positive hydrotropism
Hidrotropisme positif
Negative phototropism
Fototropisme negatif
Positive thigmotropism
Tigmotropisme positif
Negative geotropism
Geotropisme negatif
The figure above shows a mimosa plant. What is the conclusion that can be derived based on the reaction in the figure.
Rajah di atas menunjukkan pokok semalu. Apakah kesimpulan yang dapat dibuat berdasarkan pada tindakbalas di atas?
The mimosa plant shows nastic movement
Pokok semalu menunjukkan gerak balas nasti
The leaf of the mimosa becomes sturgid when touched
Daun semalu menjadi layu apabila disentuh
The osmotic pressure in the mimosa cell increases when touched
Tekanan osmtik pada sel semalu meningkat apabila disentuh
The temperature of the glass rod becomes very high until the leaf fades when touched
Suhu rod kaca menjadi tinggi sehingga daunnya layu apabila disentuh
The sudden withdrawal of the hand from a hot object is
Pengasingan tangan secara tiba-tiba daripada objek panas adalah
a voluntary action
tindakbalas terkawal
an involuntary action
tindakbalas luar kawal
a reasoned action
tindakbalas bersebab
a reflex action
tindakbalas refleks
Examples of reflex actions are
Contoh tindakan refleks adalah
knee jerk
ketukan lutut
change in pupil size
perubahan saiz pupil
sneezing
bersin
blinking of the eyelids
kelipan mata
peristalsis
The root of the Hibiscus responds positively to
Akar Hibiscus merangsang secara positif kepada
sunlight
cahaya matahari
pressure
tekanan
gravity
graviti
water
air
Humans have five sensory organs. Tick the organs.
Manusia mempunyai lima organ deria. Tandakan organ deria.
eyes
mata
ears
telinga
tongue
lidah
hand
tangan
nose
hidung
The advantage of the root being able to respond positively to gravity include
Kelebihan akar untuk merangsang secara positif kepada graviti termasuk
being able to absorb water from subsoil layers
boleh menyerap air daripada lapisan bawah tanah
being able to secrete waste into the soil
boleh merembes bahan buangan ke tanah
being able to obtain more nutrients from the soil.
boleh memperoleh banyak nutrien daripada tanah
being able to anchor the plant more firmly to the soil
boleh menjadi sokongan kepada tumbuhan supaya lebih kukuh diatas tanah
Sistem saraf terdiri daripada _______.
Nervous system consist of _________.
Sistem saraf pusat dan sistem saraf periferi
Central nervous sytem and pheriperal nervous system
Sistem saraf utama dan saraf spina
Central nervous system and spinal nerve
Sistem saraf pusat sahaja
Central nervous system only
Sistem saraf periferi sahaja
Pheriperal nervous system
Kaji maklumat di bawah:/Study the following informations
J-Otak / Brain
L-Saraf tunjang / Spinal cord
K-Saraf spina / Spinal nerve
M-Saraf kranium / Cranial nerve
Antara berikut yang manakah mewakili sistem saraf pusat?
Which of the following represents the central nervous system?
J dan/and K
J dan/ and L
K dan /and M
L dan/and M
Nyatakan jenis tindakan yang berikut :
Perembesan air liur
Specify the following types of actions:
Secretion of saliva
Tindakan terkawal / Voluntary action
tindakan luar kawal melibatkan medulla oblongata
Involuntary action that invoves medulla oblongata
tindakan refleks / reflex action
Pilih DUA tindakan luar kawal yang melibatkan saraf tunjang?
Choose TWO involuntary actions that involve the spinal cord.
Degupan jantung / Heartbeat
Menarik tangan yang tersentuh api
Withdrawing hand when it accidentally touches flame
Bersin / Sneezing
Pengeluaran air liur
Secretion of saliva
Apakah jenis fotoreseptor yang peka kepada keamatan cahaya?
Sel rod
Sel kon
Sel ron
Sel kod
