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Additional Biology Revision Quiz 1 Flashcards | StudBud
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Additional Biology Revision Quiz 1
Additional Biology Revision Quiz 1
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1
Which of these are fossils?
wasp in limestone
spider in ice cube
fly in amber
mammoth in permafrost
2
Where in an animal cell is the genetic material found?
nucleus
cytoplasm
chloroplast
mitochondria
3
Gas exchange in the leaf occurs through...
stomata
sentry cells
guard cells
tomata
4
Plants need nitrate ions to manufacture....
proteins
carbohydrates
fats
nitrogen
5
Which of these represents a heterozygous individual?
straight
Tt
tt
TT
6
What is the definition of an allele?
a copy of the same gene
3 strands of DNA
3 DNA codons
alternative version of a gene
7
Apart from temperature & substrate concentration, what affects the rate of an enzyme reaction?
temperature
catalysts
Ph
pH
8
Name 2 tissues in a leaf that transport substances around the plant.
xylem & phloem
mesophyll & xylem
epidermis & xylem
phloem & mesophyll
9
Which cells in the leaf are mainly responsible for photosynthesis?
mesophyl cells
epidermal cells
palisade cells
guard cells
10
Extinction can be caused by....
dinosaurs
climate change
smoking
disease
11
Animal cells contain cytoplasm, do bacterial cells?
No
Yes
12
What is a dominant allele?
an allele that hides other alleles
an allele that is only expressed if there are 2
an allele that is always expressed
an allele that is never expressed
13
What do you think you will achieve on your biology additional paper?
C
E
D
B
14
Aerobic respiration requires glucose, oxygen and...
a leaf
chloroplasts
ribosomes
mitochondria
15
Which of these cannot form a rock fossil?
footprint
tongue
teeth
a shell
16
If you are human and your 23rd pair of chromosomes are XY, you are...
a female
hermaphrodite
a male
neanderthal
17
What is the technical term for fusion of an egg cell and sperm cell?
sex
fertilisation
reproduction
intercourse
18
What is the approximate pH of the human stomach?
7
5
2
10
19
This structure is the site of respiration in a cell.
chloroplast
mitochondrion
ribosome
cell membrane
20
Which process produces new cells for growth and repair?
myosis
mitosis
meiosis
mytosis