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In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): Compound umbel is branched.
Reason (R): In compound umbel, both involucre and involucels are present.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): Upper and lower surfaces of a dicotyledonous leaves have different colour.
Reason (R): Dicotyledonous leaves are directed vertically upwards.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): Winged bean is widely cultivated throughout India.
Reason(R): The protein content in the seeds of winged bean is low.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): Samara is a winged achenial fruit.
Reason (R): Wings may or may not develop from its pericarp.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): Nitrogen-fixing bacteria in legume root nodules survive in oxygen-depleted cells of nodules.
Reason(R): Legheamoglobin completely removes oxygen from the nodule cells.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): The atmospheric concentration of CO2 at which photosynthesis just compensates for respiration is referred to as CO2 compensation point.
Reason(R): The CO2 uptake is less than that generated through respiration because the level of CO2 in the atmosphere is more than the required for achieving CO2 compensation point.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): Copper deficiency causes necrosis of tip of leaves.
Reason (R): Necrosis causes wilting of plant.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A):Under aerobic conditions, pyruvate gives rise to lactate.
Reason (R): Under anaerobic condition, pyruvate gives rise to acetyl CoA.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): A network of food chains existing together in an ecosystem is known as a food web.
Reason(R): An animal like kite cannot be a part of a food web.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): The seeds have two separable seed coats, testa and tegmen.
Reason (R): Inner layer is testa which is present in the embryo.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): Companion cells control the sieve tube cell activities.
Reason (R): Companion cells possess nucleus.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): Amber codon is a termination codon.
Reason(R): If in m-RNA, a termination codon is present, the protein synthesis stops abruptly whether the protein synthesis is completed or not.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): Dormancy is required for good survival of seeds.
Reason (R): Dormant seeds serve the major part of our food.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): Wounds heal slowly due to vitamin C deficiency:
Reason(R): Vitamin C is essential for collagen formation.
In the following questions, a statement of Assertion (A) is given followed by a corresponding Reason (R) just below it. Read the statements carefully and mark the answer-
Assertion (A): Cell membrane show fluidity.
Reason (R): Fluidity is due to presence of proteins.
In the following questions, a statement of Assertion (A) is given followed by a corresponding Reason (R) just below it. Read the statements carefully and mark the answer-
Assertion (A): There are several types of chlorophylls.
Reason (R): Chlorophyll is an asymmetrical molecule.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): Cyclic pathway of photosynthesis first appeared in some eubacterial species.
Reason(R): Oxygen started accumulating in the atmosphere after the non-cyclic pathway of photosynthesis evolved.
In the following question, a statement of Assertion(A) is given followed by a corresponding statement of Reason(R).
Read the statements carefully, and mark the correct answer.
Assertion(A): Many visitor to the hills suffer from skin and respiratory allergy problems.
Reason(R): Conifer trees produce a large quantity of wind-borne pollen grains.
In the following questions, a statement of Assertion (A) is given followed by a corresponding Reason (R) just below it. Read the statements carefully and mark the answer-
Assertion (A): Bacteria and cyanobacteria do not possess a nucleus.
Reason (R): Prokaryotes lack membrane bound organelles.
In the following question, a Statement of Assertion (A) is given followed by a corresponding Reason(R) just below it.Read the Statement carefully and mark the correct answer-
Assertion(A): If CO2 is increasing continuously, there will be an increase in photosynthesis.
Reason (R): CO2 is the main substrate of photosynthesis.
Five gram mole, of glucose on complete oxidation releases-
Castle's intrinsic factor is connected with internal absorption of