Which one of the following helps in the formation of cell vacuole?
a) Endoplasmic reticulumb) Plastidc) Golgi bodyd) Mitochondria Correct Answer : a) Endoplasmic reticulum
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What is called the folding of plasma membrane?
a) Villib) Lamellaec) Microvillid) Neurilemma Correct Answer: c) Microvilli
From which tissue gamete is produced?
a) Nerve tissueb) Muscular tissuec) Connective tissued) Epithelial tissue Correct Answer : d) Epithelial tissue
Which is the function of plastid?
a) Preparation of foodb) To kill the germsc) Producing energyd) controlling the characteristics of an organism Correct Answer: a) Preparation of food
The cell wall of which of the following becomes thick as a result of cellulose and pectin being stored?
a) Parenchymab) Collenchymac) Sclerencymad) Chlorenchyma Correct Answer: b) Collenchyma
Which is responsible for the red colour of the flower?
a) Phycoerythrinb) Carotenec) Phycocyanind) Xanthophyll Correct Answer : a) Phycoerythrin
What is parenchyma with large air sacs of aquatic plant?
a) Collenchyma|b) Sclerenchymac) Aerenchymad) Chlorenchyma Correct Answer : c) Aerenchyma
Why is yeast not autotrophic?
Autotrophs are organism that is able to produce their own food with the help of chlorophyll pigment. Yeast is a fungus; it is single celled and does not contain any chlorophyll pigment. This is why it cannot make its own food and take up nutrients from the environment by the absorption method. And so, yeast … Read more