Biology, asked by karupsr1976, 6 months ago

1.Which arrow diagram correctly illustrates the arrangement of cell organelles starting from the outermost layer of plant cells?
(A) Plasma membrane → cell wall → cytoplasm → nucleus
(B) Cell wall → plasma membrane → cytoplasm → nucleus
(C) Cell wall → cytoplasm → plasma membrane → nucleus
(D) Plasma membrane → cytoplasm → cell wall → nucleus

2. Chlorophyll performs the function of
(A) absorbing water in leaves
(B) trapping light energy in leaves
(C) releasing carbon dioxide into atmosphere
(D) releasing manufactured food into atmosphere

3. Identify the cell organelle with the following functions. (i) It involves the transport of lipids in cells. (ii) It involves the formation of lysosomes. (iii) It is involved in the synthesis of the cell walls in the plant cell.
(A)Mitochondria
(B) Endoplasmic reticulum
(C) Golgi apparatus
(D) Plastids

4. Which of the following statements about the nucleus is incorrect?
(A) It is surrounded by a membrane called nuclear membrane.
(B) It contains thread-like structures called chromosomes.
(C) It is that part of the cell where food is stored.
(D) It takes part in the transfer of characteristics

5. Which statement is wrong for Mitochondria?
A)Inner wall being folded to form the cristae
B)Sites for protein synthesis with help of 80 s ribosomes
C)Site of ATP (energy) production
D) cellular respiration take place in mitochondria.

6.Which of the following is the function of mitochondria?
(A)They produce energy required for cells in the form of ATP.
(B) They also regulate the free calcium ion concentration in the cytosol.
(C) They participate in apoptosis or programmed cell death.
(D) All the above

7.Vacuole is a cell structure present in both plant and animal cells. Which of the following statements about plant and animal cell vacuoles is true?
(A) The plant cell has many small vacuoles, but the animal cell has one large vacuole.
(B) The plant cell has one large vacuole, but the animal cell has many small vacuoles.
(C) The plant as well as the animal cell has many small vacuoles.
(D) The plant as well as the animal cell has one large vacuole.]

please answer​

Answers

Answered by amrutha200841
2

Answer:

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Answered by study812241
0

Answer:

  1. option (b)
  2. option (c)
  3. option (c)
  4. option (c)
  5. option (d)
  6. option (a)
  7. option (b)
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