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1
Glucose is a building block of carbohydrates. Which of these best describes glucose?
nucleotide
protein
monosaccharide
lipid
2
The first stage of photosynthesis in a chloroplast is
temperature-dependent
ATP-driven
light-dependent
glucose-driven
3
Which of these statements about photosynthesis and respiration is true?
Both processes produce food
Both processes release energy from food
Photosynthesis produces oxygen; respiration does not
Photosynthesis produces carbon dioxide; respiration does not
4
What is the name of the process that plants use to make food?
photosynthesis
respiration
digestion
chemosynthesis
5
The plant has made a gas. What is the name of the gas?
carbon dioxide
oxygen
nitrogen
hydrogen
6
Some types of bacteria live deep in the ocean where sunlight cannot reach. These bacteria use the energy stored in inorganic molecules to make sugars.
Which of these processes do the bacteria use to produce sugars?
photosynthesis
chemosynthesis
aerobic respiration
nitrogen fixation
7
The genetic information for making a protein must move from the nucleus to the cytoplasm. Which of these moves this information to the cytoplasm?
a ribosome
RNA
DNA
an amino acid
8
Chromosomes are long threads of a chemical called
genes
DNA
nucleus
cytoplasm
9
A base sequence is shown below
ACAGTGC
How would the base sequence be coded on mRNA?
TGTCACG
UGUCACG
GUGACAU
CACUGUA
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