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WorksheetsCompilation of Topics 01-04
Total questions: 25
Worksheet time: 15mins
Four different cells are shown.Which cell is produced by meiosis?
A
B
C
D
Which structure will be found in the nucleus of a body cell in a woman?
X allele
Y allele
X chromosome
Y chromosome
The diagram shows a cell dividing into two. Which process is shown in the diagram?
asexual reproduction in a potato plant
asexual reproduction in a bacterium
meiosis in a woman’s ovary
mitosis in the root of a plant
What results from meiosis of a diploid cell?
genetically different diploid cells
genetically identical diploid cells
genetically different haploid cells
genetically identical haploid cells
The time when boys begin producing sperm and girls begin releasing eggs is
puberty
menopause
menstruation
adulthood
Menopause is the time when women stop releasing eggs and can no longer get pregnant
TRUE
FALSE
Based on the diagram, when does fertilization may occur?
P
Q
R
S
The two nuclei at the end of the pollen tube are called
generative nucleus and stigma
sperm and ovum
tube nucleus and sperm
tube nucleus and a generative nucleus
Where is pollen produced?
2
3
4
5
After pollination, where would pollen grains be found?
P and Q
R and S
Q and R
S and P
Light is not required for seed germination.
TRUE
FALSE
A special nerve filament that arises from the cell body and travels up to a meter.
Axon
Dendrite
Soma
This part of the brain controls coordination and balance.
Medulla oblongata
Cerebrum
Cerebellum
Ponds
The cell body of a neuron.
Axon
Dendrite
Soma
This system is made up of the brain and spinal cord
Central nervous system
Enteric nervous system
Peripheral nervous system
The photoreceptor that is responsible for vision in dim light
Cones
Fovea
Rods
The hormone that prepares for 'fight and flight'
Adrenaline
Insulin
Glucagon
What are the male gametes produced in a flowering plant?
Petal
Stamen
Sepal
Stigma
How often is an egg usually released from the ovaries of a woman?
once a week
once every 28 days
once every 14 days
once every 9 months
When a baby is born, in which order does these processes usually occur?
3 -> 1 -> 2
2 -> 1 -> 3
3 -> 2 -> 1
2 -> 3 -> 1
In addition to a suitable temperature, what else is always necessary for seed germination ?
carbon dioxide
sunlight and water
mineral ions
water and oxygen
Which organ breaks down heroin and alcohol?
bladder
kidney
liver
brain
What is not an effect of consumption of alcohol?
liver damage
poor self control
stimulation of the nervous system
loss of muscle coordination
Which of the following reduce the oxygen carrying capacity of a smoker?
carbon monoxide
nicotine
smoke particles
tar
Virus cannot be treated with penicillin. Why?
virus resistant to penicillin
virus does not have cell wall
virus does not have cytoplasm
virus reproduce very rapidly
