Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan
Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan percuma untuk dicetak: 8 soalan dari mudah hingga tahap peperiksaan, dengan skema jawapan. Cetak atau simpan sebagai PDF.
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Nama: ____________________ Tarikh: ____________
1.Mudah
What is the main job of the large central vacuole in a plant cell?
AIt assembles proteins from amino acids
BIt captures light energy for photosynthesis
CIt stores water and keeps the cell firm
DIt copies DNA before the cell divides
2.Mudah
What are homologous chromosomes?
AA matching pair, one from each parent, that carry the same genes
BChromosomes that are found only in gametes
CTwo chromosomes that are always the X and the Y
DTwo identical copies of one chromosome made when DNA is replicated
3.Mudah
What is an allele?
AA section of DNA between genes
BA protein made from a gene
CA different version of the same gene
DA pair of matching chromosomes from each parent
4.Sederhana
Why do root hair cells have long, thin extensions?
ATo anchor the plant firmly against strong winds and rain
BTo store starch for the winter
CTo increase the surface area for absorbing water
DTo carry out photosynthesis underground
5.Sederhana
How can bacteria pass antibiotic-resistance genes directly to other bacteria?
ABy mitosis, sharing copies of their chromosomes with neighbours
BBy conjugation, transferring plasmids through a pilus
CBy meiosis, forming gametes with new alleles
DBy osmosis, moving genes in water
6.Sederhana
A patient's heart rate is measured four times: 70, 72, 74 and 80 beats per minute. What is the mean?
A73 beats per minute
B74 beats per minute
C80 beats per minute
D72 beats per minute
7.Sukar
How does the CRISPR-Cas9 gene-editing system find the right place to cut DNA?
AIt binds only to the start codon of every gene
BA guide RNA pairs with the matching DNA sequence
CIt reads the amino acid sequence of the protein
DThe Cas9 protein cuts DNA at random sites
8.Sukar
In uncontrolled diabetes, glucose appears in the urine and the person passes large volumes of urine. What is the best explanation?
AGlucose in the kidney filtrate holds water by osmosis
BInsulin makes the kidneys filter more blood
CGlucose makes the kidneys absorb more water
DGlucose is broken down into water in the bladder
Kunci jawapan
1. C · It stores water and keeps the cell firm
2. A · A matching pair, one from each parent, that carry the same genes
3. C · A different version of the same gene
4. C · To increase the surface area for absorbing water
5. B · By conjugation, transferring plasmids through a pilus
6. B · 74 beats per minute
7. B · A guide RNA pairs with the matching DNA sequence
8. A · Glucose in the kidney filtrate holds water by osmosis
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