333896
Statement A : The companion cells help in maintaining the pressure gradient in the phloem fibre. Statement B : Phloem parenchyma is absent in most of the monocotyledons.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The companion cells help in maintaining the pressure gradient in the sieve tubes.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333897
Assertion : Sclerenchyma cells do not have plasmodesmata Reason : The cell walls of some permanent tissues are heavily lignified.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and but Reason is not correct explanation of Assertion.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333898
Vessel is a long cylindrical tube-like structure and made up of many cells called ____.
1 Tracheid
2 Sieve element
3 Vessel chondrion
4 Vessel members.
Explanation:
Vessel is a long cylindrical tube-like structure made up of many cells called vessel members, each with lignified walls and a large central cavity.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333899
Assertion : Sieve tube element and companion cells are called as sister cells Reason : Sieve tube cell and companion cell are derived from the same mother cell.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and Reason is correct explanation of Assertion. Sieve tube element and companion cells are called as sister cells because Sieve tube cell and companion cell are derived from the same mother cell.
333896
Statement A : The companion cells help in maintaining the pressure gradient in the phloem fibre. Statement B : Phloem parenchyma is absent in most of the monocotyledons.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The companion cells help in maintaining the pressure gradient in the sieve tubes.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333897
Assertion : Sclerenchyma cells do not have plasmodesmata Reason : The cell walls of some permanent tissues are heavily lignified.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and but Reason is not correct explanation of Assertion.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333898
Vessel is a long cylindrical tube-like structure and made up of many cells called ____.
1 Tracheid
2 Sieve element
3 Vessel chondrion
4 Vessel members.
Explanation:
Vessel is a long cylindrical tube-like structure made up of many cells called vessel members, each with lignified walls and a large central cavity.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333899
Assertion : Sieve tube element and companion cells are called as sister cells Reason : Sieve tube cell and companion cell are derived from the same mother cell.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and Reason is correct explanation of Assertion. Sieve tube element and companion cells are called as sister cells because Sieve tube cell and companion cell are derived from the same mother cell.
333896
Statement A : The companion cells help in maintaining the pressure gradient in the phloem fibre. Statement B : Phloem parenchyma is absent in most of the monocotyledons.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The companion cells help in maintaining the pressure gradient in the sieve tubes.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333897
Assertion : Sclerenchyma cells do not have plasmodesmata Reason : The cell walls of some permanent tissues are heavily lignified.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and but Reason is not correct explanation of Assertion.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333898
Vessel is a long cylindrical tube-like structure and made up of many cells called ____.
1 Tracheid
2 Sieve element
3 Vessel chondrion
4 Vessel members.
Explanation:
Vessel is a long cylindrical tube-like structure made up of many cells called vessel members, each with lignified walls and a large central cavity.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333899
Assertion : Sieve tube element and companion cells are called as sister cells Reason : Sieve tube cell and companion cell are derived from the same mother cell.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and Reason is correct explanation of Assertion. Sieve tube element and companion cells are called as sister cells because Sieve tube cell and companion cell are derived from the same mother cell.
333896
Statement A : The companion cells help in maintaining the pressure gradient in the phloem fibre. Statement B : Phloem parenchyma is absent in most of the monocotyledons.
1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
Explanation:
The companion cells help in maintaining the pressure gradient in the sieve tubes.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333897
Assertion : Sclerenchyma cells do not have plasmodesmata Reason : The cell walls of some permanent tissues are heavily lignified.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and but Reason is not correct explanation of Assertion.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333898
Vessel is a long cylindrical tube-like structure and made up of many cells called ____.
1 Tracheid
2 Sieve element
3 Vessel chondrion
4 Vessel members.
Explanation:
Vessel is a long cylindrical tube-like structure made up of many cells called vessel members, each with lignified walls and a large central cavity.
BIOXI06: ANATOMY OF FLOWERING PLANTS
333899
Assertion : Sieve tube element and companion cells are called as sister cells Reason : Sieve tube cell and companion cell are derived from the same mother cell.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
Both Assertion and Reason are true and Reason is correct explanation of Assertion. Sieve tube element and companion cells are called as sister cells because Sieve tube cell and companion cell are derived from the same mother cell.
