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Perkampungan Intelek Biology F5

Total questions: 39

Worksheet time: 22mins

Name
Class
Date
1.

Nyatakan tiga makronutrien utama

a)

Karbon

b)

Hydrogen

c)

Oksigen

d)

Carbon dioksida

2.

Berikut merupakan fungsi makronutrien dalam tumbuhan


-merupakan komponen utama struktur molekul klorofil

-mengaktifkan beberapa enzim tumbuhan

-terlibat dalam metabolisme carbohydrate


Apakah makronutrient tersebut

a)

Magnesium,Mg

b)

Potassium,K

c)

Sodium,Na

d)

Chloride,Cl

3.

Apakah kesan kekurangan Zink,Zn dalam tumbuhan

a)

permukaan daun berbintik dengan bahagian berklorosis

b)

pertumbuhan terbantut

c)

Kehijauan berkurang

d)

Fotosintesis tidak berlaku

4.

Nyatakan tisu-tisu yang membentuk akar

a)

Tisu epidermis

b)

Tisu vaskular

c)

Tisu korteks

d)

Tisu endodermis

5.

Nyatakan tabiat nutrisi bagi Hypnum sp. (lumut)

a)

epifit

b)

saprofit

c)

tripohit

d)

endosphit

6.

Keradangan (irritation) terdapat pada barisan pertahanan ke berapa

a)

First

b)

Second

c)

Third

7.

Apakah fungsi sel lymphosyte B

a)

Memusnahkan Antigen

b)

Menghasilkan sel memori

8.

Masa suntikan diberi bagi keimunan aktif buatan

a)

Ketika dijangkiti penyakit

b)

sebelum dijangkiti

c)

selepas dijangkiti

9.

Apakah fungsi serebelum?

a)

Mengawal keseimbangan badan

b)

Mengawal aktiviti minda seperti kecerdasan

c)

Mengawal tindakan luar kawal

10.

Contoh rangsangan dalam ialah

a)

Bunyi

b)

Cahaya

c)

Tekanan osmosis darah

d)

Sentuhan

11.

Apakah X?

a)

Kelenjar pituitari

b)

Hipotalamus

c)

Serebelum

d)

Medula oblongata

12.

Apakah yang dimaksudkan dengan tropisme?

a)

Gerak balas keseluruhan tumbuhan terhadap rangsangan

b)

Pergerakan pertumbuhan pada hujung pucuk dan hujung akar terhadap rangsangan

13.

Yang manakah betul berkenaan dengan saraf tunjang?

a)

Terdiri daripada jirim kelabu dan jirim putih

b)

Bersambung dari serebelum

c)

Bersambung dari medula oblongata

14.

Sistem saraf periferi terdiri daripada

a)

Saraf tunjang

b)

Saraf kranium

c)

Saraf spina

15.

Nyatakan fungsi saraf tunjang

a)

Mengawal tindakan refleks

b)

Membawa maklumat dalam bentuk isyarat elektrik

c)

Mengawal koordinasi saraf

16.

Nyatakan fungsi salut mielin?

a)

Mempercepatkan penghantaran impuls saraf

b)

Sebagai penebat kepada impuls saraf

c)

Untuk membekalkan nutrien kepada akson

d)

Untuk melindungi gentian saraf

17.

Apakah fungsi x?

a)

Menghubungkan saraf tunjang, organ deria dan efektor pada anggota badan yang lain

b)

Menghubungkan otak, organ deria dan efektor pada kepala

18.
Two structures found in plant cells but NOT animal cells are 
a)
cell wall and cell membrane
b)
chloroplasts and cell membrane
c)
cell wall and chloroplasts
d)
vacuole and lysosome
19.

What is the flattened structure on a plant that is important for photosynthesis?

a)

stem

b)

leaf

c)

root

d)

corolla

20.

The stem is the main body or stalk of a plant.

a)

true

b)

false

21.

What is the part that allows the plant to reproduce?

a)

root

b)

corolla

c)

leaf

d)

flower

22.

Plants that have one cotyledon are monocots and those that have two are dicots.

a)

true

b)

false

23.

How do the levels of oxytocin and progesterone change immediately prior to birth?

a)

A

b)

B

c)

C

d)

D

24.

Where is human chorionic gonadotrophin (HCG) produced?

a)

Ovary

b)

Anterior pituitary

c)

Embryo

d)

Posterior pituitary

25.

What happens to the polar bodies formed during oogenesis?

a)

They cause the acrosome reaction.

b)

They cause the cortical reaction.

c)

They pull chromosomes to the ends of the cell when the zygote divides.

d)

They are not used and break down.

26.

What happens to the zygote immediately after fertilization?

a)

It remains in the uterus until placenta develops.

b)

It implants in the wall of the uterus.

c)

It divides by meiosis to form an embryo.

d)

It divides by mitosis to form a blastocyst.

27.

Which of the following are functions of the placenta?


I. Gas exchange

II. Stimulation of uterine contractions

III. Secretion of progesterone

IV. Secretion of estrogens

a)

I only

b)

III and IV only

c)

I, III and IV only

d)

I, II, III and IV

28.

Why is human chorionic gonadotropin (HCG) important in early pregnancy?

a)

It is required for equal cell divisions in the growing embryo.

b)

It stimulates the ovary to continue production of estrogen and progesterone.

c)

It increases the rate of cell division in the embryo.

d)

It promotes growth of the inner cell mass within the embryo.

29.

Which of the following occur(s) at birth in the mother’s body?


I. Increase in oxytocin

II. Increase in uterine contractions

III. Increase in levels of progesterone

a)

I only

b)

I and II only

c)

II and III only

d)

I, II and III

30.

What part of spermatogenesis in humans takes place while spermatids are associated with Sertoli cells?

a)

Cell differentiation

b)

First division of meiosis

c)

Second division of meiosis

d)

Testosterone production

31.
The tip of the style that has sticky hairs to trap pollen is the ___.
a)
stamen
b)
stigma
c)
ovary
d)
style
32.
The part of the stamen that produces pollen grains is the ___.
a)
anther
b)
pistil
c)
filament
d)
ovary
33.
The male reproductive structure of a flower is the ___.
a)
pistil
b)
ovary
c)
stamen
d)
ovule
34.
Pollination can occur between flowers of the same plant. 
a)
True 
b)
False 
35.
What is the function of nectar?
a)
To provide food for the flower
b)
To attract pollinators
c)
To attract animals to disperse the fruits
d)
To produce perfumes for Man
36.
Pollination is the process by which pollen
a)
causes people to sneeze
b)
is formed inside a plant
c)
moves from stamen to stigma
d)
moves from stigma to stamen
37.
The stalk connecting the ovaries and stigmas.
a)
filament
b)
pistil
c)
style
d)
anther
38.
Which part may develop into a fruit?
a)
E
b)
D
c)
C
d)
A
39.

What is the function of the stem?

a)

Food factories, that have little openings that let air and water come and go.

b)

Hidden underground but is very important to the plant.

c)

Little cases with a baby plant inside.

d)

Supports the plant and carries water, nutrients, and plant chemicals up and down to all parts of the plant.

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