Multiple Choice QuestionsOne molecule of triglyceride is produced using
one fatty acid and one glycerol
one fatty acid and three glycerols
three fatty acids and three glycerols
three fatty acids and one glycerol
Which one of the following is enriched with a non-reducing sugar?
Grapes
Germinating barley grains
Table sugar
Mother's milk
Select the correct statement related to mitosis.
Amount of DNA in the parent cell is first halved and then distributed into two daughter cells
Amount of DNA in the parent cell is first doubled and then distributed into two daughter cells
Amount of DNA in the parent cell is first halved and then distributed into four daughter cells
Amount of DNA in the parent cell is first doubled and then distributed into four daughter cells
Chlorophyll molecules are located in the
thylakoid membrane
thylakoid lumen
stroma
inner chloroplast membrane
Which of the following statements is wrong for sucrose?
It is a disaccharide
It is a non-reducing sugar
It accumulates in the cytoplasm
It is comprised of maltose and fructose
Which of the following is always absent in prokaryotic cells?
Ribosome
Mitochondria
DNA
Cell wall
Which of the following tissues provide maximum mechanical support to plant organs?
Sclerenchyma
Collenchyma
Parenchyma
Aerenchyma
B.
Collenchyma
Collenchyma is responsible for performing photosynthesis due to the presence of chloroplast and aerenchyma is responsible for allowing exchange of gases between the shoot and the root.
Sclerenchyma are dead mechanical tissue whose cells are long or short, narrow, thick walled and lignified. It acts as a versatile mechanical tissue that provides maximum mechanical strength to the plant. While, the other tissue such as parenchyma helps in storage of food and water and is involved in activities like photosynthesis, respiration, etc.
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